Solved papers for Railways RRB (Assistant Loco Pilot) Solved Paper-2014

done RRB (Assistant Loco Pilot) Solved Paper-2014 Total Questions - 115

  • question_answer1) Which of the following states of India has the longest coastline?

    A)
     Kerala            

    B)
     Gujarat

    C)
     Tamil Nadu                  

    D)
     Andhra Pradesh

    View Answer play_arrow
  • question_answer2) Where was the capital of Ranjit Singh, the king of Punjab, located?

    A)
     Peshawar                     

    B)
     Amritsar

    C)
     Lahore           

    D)
     Rawalpindi

    View Answer play_arrow
  • question_answer3) The fundamental duties are enshrined in which Article of the Indian Constitution?

    A)
     Article 51 A                  

    B)
     Article 50 A

    C)
     Article 50 B                  

    D)
     Article 51 B

    View Answer play_arrow
  • question_answer4)  The mineral structure of diamond is

    A)
     Zinc                

    B)
     Nickel

    C)
     Nitrogen          

    D)
     Carbon

    View Answer play_arrow
  • question_answer5) Which part of the body is affected by Jaundice?

    A)
     Small intestine              

    B)
     Liver

    C)
     Stomach                      

    D)
     Pancreas

    View Answer play_arrow
  • question_answer6) Which country of the world has the largest number of post offices?

    A)
     France            

    B)
     China

    C)
     India                           

    D)
     Japan

    View Answer play_arrow
  • question_answer7) Uttar Pradesh tops in the production of-in India.

    A)
     sugar cane                   

    B)
     rice

    C)
     barley              

    D)
     wheat

    View Answer play_arrow
  • question_answer8) The safe temperature to keep eatables fresh in refrigerator is

    A)
    \[{{4}^{o}}C\]                        

    B)
    \[{{0}^{o}}C\]

    C)
    \[{{18}^{o}}C\]                      

    D)
    \[{{10}^{o}}C\]

    View Answer play_arrow
  • question_answer9) The instrument used to measure the blood pressure of human body is-

    A)
     Barometer                    

    B)
     Altimeter

    C)
     Sphygmomano meter    

    D)
     Tachometer

    View Answer play_arrow
  • question_answer10) Automatic wrist watches get energy from-

    A)
     twist in spring

    B)
     liquid crystal

    C)
     kinetic energy     

    D)
     movement of our hands

    View Answer play_arrow
  • question_answer11) When a television is switched on

    A)
     We listen the sound first and then see the picture

    B)
     We see the picture first and then listen sound

    C)
     It depends on the TV manufacturing company

    D)
     We get audio and visual at the same time

    View Answer play_arrow
  • question_answer12) Goitre in human body is caused due to deficiency of-

    A)
     Iodine              

    B)
     Phosphorus

    C)
     Nitrogen           

    D)
     Calcium

    View Answer play_arrow
  • question_answer13) Who sent Huensant as ambassador in the court of Harsha?

    A)
     Fu Chen-Chu                

    B)
     Tai Sung

    C)
     Tung Cuan                   

    D)
     None of these

    View Answer play_arrow
  • question_answer14) Who wrote Akbarnama?

    A)
     Faizi

    B)
     Abdul Rahim Khankhana

    C)
     Abul Fazal

    D)
     Abdul Kadir Badayun

    View Answer play_arrow
  • question_answer15) Which metal is generally used to make electro magnets?

    A)
     Copper           

    B)
     Nickel

    C)
     Iron                             

    D)
     Cobalt

    View Answer play_arrow
  • question_answer16) Artificial silk is called-

    A)
     Rayon            

    B)
     Dacron

    C)
     Fibre glass                    

    D)
     Nylon

    View Answer play_arrow
  • question_answer17) Dynamo converts-

    A)
     electrical energy into mechanical energy

    B)
     High voltage into low voltage

    C)
     Low voltage into high voltage

    D)
     Mechanical energy into electrical energy

    View Answer play_arrow
  • question_answer18) The instrument used to measure the electric current is

    A)
     Barometer                    

    B)
     Altimeter

    C)
     Ammeter         

    D)
     Anemometer

    View Answer play_arrow
  • question_answer19) The best conductor of electricity is

    A)
     Aluminium                   

    B)
     Copper

    C)
     Iron                             

    D)
     Silver

    View Answer play_arrow
  • question_answer20) Urea supplies to the plants.

    A)
     Calcium                       

    B)
     Phosphorus

    C)
     Potassium                    

    D)
     Nitrogen

    View Answer play_arrow
  • question_answer21) Mica is used in-

    A)
     Furnace           

    B)
     Electric industry

    C)
     Steel Industry     

    D)
     Glass Manufacturing

    View Answer play_arrow
  • question_answer22) Which of the following is a physical change?

    A)
     Burning of cooking gas

    B)
     Fermentation of milk

    C)
     Digestion of food

    D)
     Dissolution of sugar in water

    View Answer play_arrow
  • question_answer23) The chemical compound used in photography is

    A)
     Aluminium Hydroxide

    B)
     Silver Bromide

    C)
     Potassium Nitrate

    D)
     Sodium Chloride

    View Answer play_arrow
  • question_answer24) What causes cholera?

    A)
     Bacteria                       

    B)
     Virus

    C)
     Fungus           

    D)
     Algae

    View Answer play_arrow
  • question_answer25) An apparatus for viewing objects lying above the eye level of the observer and whose direct vision is obstructed is known as-

    A)
     Photometer                  

    B)
     Periscope

    C)
     Planimeter                   

    D)
     Spectrometer

    View Answer play_arrow
  • question_answer26) Which atom has only one electron?

    A)
     Potassium                    

    B)
     Nitrogen

    C)
     Oxygen           

    D)
     Hydrogen

    View Answer play_arrow
  • question_answer27) What the electrode that is connected to the negative pole of the battery is called?

    A)
     Cathode          

    B)
     Electroplate

    C)
     Ion                              

    D)
     Anode

    View Answer play_arrow
  • question_answer28) The organic acid present in vinegar is-

    A)
     butanoic acid               

    B)
     propanoic acid

    C)
     methanoic acid             

    D)
     ethanoic acid

    View Answer play_arrow
  • question_answer29) Which of the following is an example of fossil fuel?

    A)
     Coke               

    B)
     Natural gas

    C)
     Coal gas                      

    D)
     Producer gas

    View Answer play_arrow
  • question_answer30) Water gas consists of

    A)
     a mixture of carbon monoxide and hydrogen

    B)
     water vapour and coal dust

    C)
     a mixture of carbon monoxide and nitrogen

    D)
     water vapour and methane

    View Answer play_arrow
  • question_answer31) A body strike the floor vertically with a velocity \[u\] and rebounds at the same speed. The change of speed would be-

    A)
    \[3u\]                            

    B)
     Zero

    C)
    \[u\]                             

    D)
    \[2u\]

    View Answer play_arrow
  • question_answer32) Which of the following is different from others?

    A)
     Speed              

    B)
     Time

    C)
     Density            

    D)
     Force

    View Answer play_arrow
  • question_answer33) Momentum has the same unit as that of-

    A)
     torque           

    B)
     couple

    C)
     impulse          

    D)
     moment of momentum

    View Answer play_arrow
  • question_answer34) What is the momentum of a man of mass 75 kg when he walks with a uniform velocity of 2m/s?

    A)
     50 kgm/s          

    B)
     75 kgm/s

    C)
     100 kgm/s       

    D)
     150 kg/s

    View Answer play_arrow
  • question_answer35) At the centre of the earth, the value of g becomes-

    A)
     infinity             

    B)
     unity

    C)
     zero                 

    D)
     None of these

    View Answer play_arrow
  • question_answer36) Two unequal masses possess the same momentum, then the kinetic energy of the heavier mass is ....................the kinetic energy of the lighter mass.

    A)
     smaller than                 

    B)
     greater than

    C)
     same as                       

    D)
     none of these

    View Answer play_arrow
  • question_answer37) 15 Bulbs of 60 W each, run for 6 hours daily and a fridge of 300 W runs for 5 hours daily. Find the forth rightly bill at the rate of 30 paise per unit.

    A)
     Rs. 31.05                     

    B)
     Rs. 45.55

    C)
     Rs. 62.10                     

    D)
     Rs. 75.10

    View Answer play_arrow
  • question_answer38) Sheaths are used in cables to-

    A)
     Provide proper insulation

    B)
     Provide mechanical strength

    C)
     Prevent ingress of moisture

    D)
     None of these

    View Answer play_arrow
  • question_answer39) For the stable operation of interconnected system, the passive element that can be used as interconnecting element is

    A)
     Reactor           

    B)
     Resistor

    C)
     Capacitor          

    D)
     Resistor and Capacitor

    View Answer play_arrow
  • question_answer40) The insulation resistance of a cable of length 10 km is \[1M\Omega \], its resistance for 50 km length will be-

    A)
    \[M\Omega \]                            

    B)
    \[5M\Omega \]

    C)
    \[0.2\,\,M\Omega \]                    

    D)
    \[10\,\,M\Omega \]

    View Answer play_arrow
  • question_answer41) The rate of change of momentum is directly proportional to-

    A)
     Force               

    B)
     Inertia

    C)
     Moment          

    D)
     None of these

    View Answer play_arrow
  • question_answer42) If four \[80\mu F\] capacitors are connected in parallel, the net capacitance is

    A)
    \[20\,\,\mu F\]               

    B)
    \[80\,\,\mu F\]

    C)
    \[160\,\,\mu F\]              

    D)
    \[320\,\,\mu F\]

    View Answer play_arrow
  • question_answer43) The transformer used to decrease the magnitude of the alternating voltage is a-

    A)
     step-up transformer

    B)
     step-down transformer

    C)
     step-in transformer

    D)
     step-out transformer

    View Answer play_arrow
  • question_answer44) When two bodies are rubbed against each other

    A)
     They acquire equal and similar charges

    B)
     They acquire equal and opposite charges

    C)
     They acquire unequal and similar charges

    D)
     They acquire unequal and opposite charges

    View Answer play_arrow
  • question_answer45) Lightning is caused in the sky due to the flow of charge between-

    A)
     two oppositely charged clouds

    B)
     two similarly charged clouds

    C)
     one neutral and one charged cloud

    D)
     None of the these

    View Answer play_arrow
  • question_answer46) Which of these converts sunlight directly into electrical energy?

    A)
     Solar cooker                 

    B)
     Solar cell

    C)
     Solar furnace                

    D)
     Solar water heater

    View Answer play_arrow
  • question_answer47) Electric charge can flow through-

    A)
     insulators

    B)
     conductors

    C)
     both insulators and conductors

    D)
     neither conductors nor insulators

    View Answer play_arrow
  • question_answer48) The electric current which changes its direction after fixed intervals of time is called-

    A)
     induced current 

    B)
     direct current

    C)
     alternating current         

    D)
     None of these

    View Answer play_arrow
  • question_answer49) A device used to stabilise the voltage supplied by electric supply station is a-

    A)
     dynamo                       

    B)
     transformer

    C)
     ammeter                      

    D)
     generator

    View Answer play_arrow
  • question_answer50) Silver is a

    A)
     magnetic substance

    B)
     good conductor of electricity

    C)
     bad conductor of electricity

    D)
     none of these

    View Answer play_arrow
  • question_answer51) An instrument used to observe heavenly bodies is the-

    A)
     telescope         

    B)
     camera

    C)
     microscope                   

    D)
     periscope

    View Answer play_arrow
  • question_answer52) The maximum percentage in the atmosphere is of

    A)
     Oxygen           

    B)
     Nitrogen

    C)
     Carbon dioxide             

    D)
     Helium

    View Answer play_arrow
  • question_answer53) What is the function of Ozone layer?

    A)
     Prevents harmful infra-red rays of the sun from reaching the earth

    B)
     Prevents radiation escaping the earth, hence keeping it-warm

    C)
     It is essential for rainfall

    D)
     It filters harmful ultra-violet rays of the sun

    View Answer play_arrow
  • question_answer54) In the International system of measurement, the 'Kelvin' is the unit of-

    A)
     mass              

    B)
     temperature

    C)
     electric current              

    D)
     air

    View Answer play_arrow
  • question_answer55) The Sanchi Stupa was constructed by-

    A)
     Chandragupta              

    B)
     Ashoka

    C)
     Kunal              

    D)
     Harshavardhan

    View Answer play_arrow
  • question_answer56) The first atomic power plant was started in India at-

    A)
     Narora             

    B)
     Tarapur

    C)
     Rawatbhata                 

    D)
     None of these

    View Answer play_arrow
  • question_answer57) To conserve the eatables we use-

    A)
     Benzoic acid                 

    B)
     Sodium chloride

    C)
     Sodium carbonate         

    D)
     None of these

    View Answer play_arrow
  • question_answer58) The least polluting fuel is-

    A)
     Hydrogen                     

    B)
     Diesel

    C)
     Kerosene         

    D)
     Coal

    View Answer play_arrow
  • question_answer59) Malaria spreads by-

    A)
     Culex mosquito

    B)
     Anopheles mosquito

    C)
     Water borne mosquito

    D)
     None of these

    View Answer play_arrow
  • question_answer60) Heart disease is caused by increase in-

    A)
     Glucose                       

    B)
     Cholesterol

    C)
     Heparin          

    D)
     Haemoglobin

    View Answer play_arrow
  • question_answer61) Which vitamin helps in clotting of blood?

    A)
     Vitamin B                    

    B)
     vitamins\[{{B}_{2}}\]

    C)
     Vitamin K                    

    D)
     Vitamin D

    View Answer play_arrow
  • question_answer62) The chief source of energy is-

    A)
     Vitamin                       

    B)
     Minerals

    C)
     Carbohydrate               

    D)
     Water

    View Answer play_arrow
  • question_answer63) The chief centre of learning during lord Buddha era was-

    A)
     Nalanda                      

    B)
     Delhi

    C)
     Varanasi                      

    D)
     Bodh Gaya

    View Answer play_arrow
  • question_answer64) Mustard is grown in-

    A)
     Kharif season                

    B)
     Rabi season

    C)
     Jayad season               

    D)
     Whole year

    View Answer play_arrow
  • question_answer65) In case the posts of President and Vice-President lie vacant, who officiates as the President?

    A)
     Speaker of the Lok Sabha

    B)
     Chief Justice of India

    C)
     Attorney General of India

    D)
     Chairman of Rajya Sabha

    View Answer play_arrow
  • question_answer66) Magnetic needle directs to-

    A)
     East                            

    B)
     Sky

    C)
     North              

    D)
     West

    View Answer play_arrow
  • question_answer67) Lord Buddha got emancipation (Mahapari nirvana) at-

    A)
     Kushinagar                   

    B)
     Lumbini

    C)
     Bodh Gaya                  

    D)
     Kapilvastu

    View Answer play_arrow
  • question_answer68) The colours on a colour code resistor are green, white, orange and silver. Find the value of resistor.

    A)
    \[5.9\times {{10}^{3}}\pm 10%\]          

    B)
    \[59\times {{10}^{3}}\pm 10%\]

    C)
    \[590\times {{10}^{3}}\pm 10%\]         

    D)
    \[5900\times {{10}^{2}}\pm 10%\]

    View Answer play_arrow
  • question_answer69) The eddy current loss is directly proportional to

    A)
     Area of metal               

    B)
     Volume of metal

    C)
     Length of metal            

    D)
     Weight of metal

    View Answer play_arrow
  • question_answer70) Direction of dynamically induced \[\text{e}\text{.m}\text{.f}\] is given by-

    A)
     Lenz's law

    B)
     Flemings right hand rule

    C)
     Flemings left hand rule

    D)
     Cork screw rule

    View Answer play_arrow
  • question_answer71) The Rowlatt Act, 1919 empowered the British Government to:

    A)
     extend the period of imprisonment for Indians

    B)
     close down any industrial unit at its discretion

    C)
     release all the political prisoners by 1921,

    D)
     detain a person for any duration without trial

    View Answer play_arrow
  • question_answer72) The latitude of a place situated on the equator is:

    A)
    \[{{\text{0}}^{o}}\]                            

    B)
    \[23\frac{{{1}^{o}}}{2}\]

    C)
    \[33\frac{{{1}^{o}}}{2}\]                   

    D)
    \[66\frac{{{1}^{o}}}{2}\]

    View Answer play_arrow
  • question_answer73) The purpose of inclusion of Directive Principles in the Constitution is to establish:

    A)
     A Social democracy

    B)
     Gandhian democracy

    C)
     Social and economic democracy

    D)
     Political democracy

    View Answer play_arrow
  • question_answer74) A fisherman is stranded in a lake because the motor of his motor-boat has failed. What should he do to reach the shore?

    A)
     He should start walking in his boat towards the shore

    B)
     He should start throwing the fish he has collected away from the shore

    C)
     He should lie flat on his boat

    D)
     He should start throwing the fish he has collected towards the shore

    View Answer play_arrow
  • question_answer75) The elements in the portland cement is/are -

    A)
     Silica, Alumina and Magnesia

    B)
     Lime, Silica and Magnesia

    C)
     Lime, Silica and Iron oxide

    D)
     Lime, Silica and Alumina

    View Answer play_arrow
  • question_answer76) The Indian Constitution came into force on -

    A)
     January 21, 1950         

    B)
     January 23, 1950

    C)
     January 26, 1950         

    D)
     January 30, 1950

    View Answer play_arrow
  • question_answer77) Insulin activates in

    A)
     Pancreas                      

    B)
     Parathyroid

    C)
     Liver                           

    D)
     Pituitary

    View Answer play_arrow
  • question_answer78) The whole structure of the world is regulated by -

    A)
     Magnetic force              

    B)
     Gravitational force

    C)
     Electric force                

    D)
     None of these

    View Answer play_arrow
  • question_answer79) In India State Legislature includes-

    A)
     Legislative Assembly & Legislative Council

    B)
     Legislative Assembly & Council of Ministers

    C)
     Governor, Legislative Assembly & Legislative Council

    D)
     Only Legislative Assembly

    View Answer play_arrow
  • question_answer80) Which country is on the top in Gold production?

    A)
     China              

    B)
     South Africa

    C)
     Brazil             

    D)
     Argentina

    View Answer play_arrow
  • question_answer81) Who wrote 'Causes of the Indian Mutiny'?

    A)
     Sayyid Ahmad Khan

    B)
     D.H. Buchanan

    C)
     R.P. Dutt

    D)
     Chittaranjan Das

    View Answer play_arrow
  • question_answer82) Ranji Trophy and Aga Khan Cup are associated with:

    A)
     Cricket and Volleyball

    B)
     Badminton and Hockey

    C)
     Cricket and Football

    D)
     Cricket and Hockey

    View Answer play_arrow
  • question_answer83) Where is the headquarters of the International Red Cross Committee?

    A)
     Prague            

    B)
     Geneva

    C)
     Moscow          

    D)
     Berlin

    View Answer play_arrow
  • question_answer84) Which Article in the Indian Constitution empowers the President to dissolve the Lok Sabha?

    A)
     Article 82                     

    B)
     Article 84

    C)
     Article 85                     

    D)
     Article 90

    View Answer play_arrow
  • question_answer85) Which among the following countries has made 'euthanasia' legally valid?

    A)
     New Zealand                

    B)
     Denmark

    C)
     Australia                      

    D)
     Netherlands

    View Answer play_arrow
  • question_answer86) 
    Direction: Find the missing in the following series.
    6, 10, 27, 52, 153,?

    A)
     308                

    B)
     305

    C)
     304                

    D)
     306

    View Answer play_arrow
  • question_answer87) 
    Direction: Find the missing in the following series.
    12, 15, 30, 37.5, 75,?

    A)
    \[93\frac{1}{3}\]                                   

    B)
    \[93\frac{3}{5}\]

    C)
    \[93\frac{2}{4}\]                                   

    D)
    \[93\frac{1}{4}\]

    View Answer play_arrow
  • question_answer88) 
    Direction: Find the missing in the following series.
    88, 56, 19,?

    A)
     8                                

    B)
     7

    C)
     10                               

    D)
     - 8

    View Answer play_arrow
  • question_answer89) 
    Direction: In the following number series, one of the numbers does not fit into the series. Find the wrong number.
    7, 9, 16, 27, 47, 77, 119

    A)
     9                                

    B)
     16

    C)
     77                               

    D)
     27

    View Answer play_arrow
  • question_answer90) 
    Direction: In the following number series, one of the numbers does not fit into the series. Find the wrong number.
    4, 5, 12, 39, 160, 804, 4836

    A)
     12                               

    B)
     804

    C)
     39                               

    D)
     4836

    View Answer play_arrow
  • question_answer91) 
    Direction: In the following number series, one of the numbers does not fit into the series. Find the wrong number.
    844, 420, 208, 102, 47, 22.5, 9.25

    A)
     420                

    B)
     208

    C)
     47                               

    D)
     22.5

    View Answer play_arrow
  • question_answer92) In a certain code 'DEVIL' is written as ABSEFI. How is 'OTHER' written in that code?

    A)
     LRECO           

    B)
     LQEBO

    C)
     LWEBU           

    D)
     RWKHU

    View Answer play_arrow
  • question_answer93) In a certain code language '637' means sea is black. '547' means colour is beautiful and '35' means black colour. Which digit in the language means beautiful?

    A)
     6                                

    B)
     4

    C)
     5                                

    D)
     - 3

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  • question_answer94) 
    Direction: Read the following information to answer the given questions:
    (i) A, B, C, D, E and F are six family members.
    (ii) There is one doctor, one lawyer, one pilot, one student and one housewife.
    (iii) There are two married couples in the family
    (iv) F who is a lawyer is father of A.
    (v) B is a pilot and mother of C
    (vi) D is grandmother of C and is a housewife
    (vii) E is father of F and is a doctor
    (viii) C is brother of A
    How many female members are there in the family?

    A)
     3                                

    B)
     2

    C)
     3 or 4              

    D)
     None of these

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  • question_answer95) 
    Direction: Read the following information to answer the given questions:
    (i) A, B, C, D, E and F are six family members.
    (ii) There is one doctor, one lawyer, one pilot, one student and one housewife.
    (iii) There are two married couples in the family
    (iv) F who is a lawyer is father of A.
    (v) B is a pilot and mother of C
    (vi) D is grandmother of C and is a housewife
    (vii) E is father of F and is a doctor
    (viii) C is brother of A
    How is A related to D?

    A)
     Granddaughter

    B)
     Grandson

    C)
     Son

    D)
     Either granddaughter or grandson

    View Answer play_arrow
  • question_answer96) 
    Direction: Read the following information to answer the given questions:
    (i) A, B, C, D, E and F are six family members.
    (ii) There is one doctor, one lawyer, one pilot, one student and one housewife.
    (iii) There are two married couples in the family
    (iv) F who is a lawyer is father of A.
    (v) B is a pilot and mother of C
    (vi) D is grandmother of C and is a housewife
    (vii) E is father of F and is a doctor
    (viii) C is brother of A
    Which of the following statements is definitely true?

    A)
     A is engineer

    B)
     F is the father of the pilot

    C)
     D is the mother of the Pilot

    D)
     F is the father of the engineer

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  • question_answer97) 
    Direction: Read the following information to answer the given questions:
    (i) A, B, C, D, E and F are six family members.
    (ii) There is one doctor, one lawyer, one pilot, one student and one housewife.
    (iii) There are two married couples in the family
    (iv) F who is a lawyer is father of A.
    (v) B is a pilot and mother of C
    (vi) D is grandmother of C and is a housewife
    (vii) E is father of F and is a doctor
    (viii) C is brother of A
    Who is student?

    A)
     Either C or A                

    B)
     B?s son

    C)
     A                                

    D)
     C

    View Answer play_arrow
  • question_answer98) 
    Direction: Read the following information to answer the given questions:
    (i) A, B, C, D, E and F are six family members.
    (ii) There is one doctor, one lawyer, one pilot, one student and one housewife.
    (iii) There are two married couples in the family
    (iv) F who is a lawyer is father of A.
    (v) B is a pilot and mother of C
    (vi) D is grandmother of C and is a housewife
    (vii) E is father of F and is a doctor
    (viii) C is brother of A
    Which of the following is one of the pair of married couples?

    A)
     FB                              

    B)
     FA

    C)
     CF                              

    D)
     FD

    View Answer play_arrow
  • question_answer99) Direction: Find the wrong one.

    A)
     River               

    B)
     Pond

    C)
     Well                

    D)
     Tank

    View Answer play_arrow
  • question_answer100) Direction: Find the wrong one.

    A)
     North              

    B)
     Right

    C)
    East                            

    D)
     South

    View Answer play_arrow
  • question_answer101) The basis for measuring thermodynamic property of temperature is given by-

    A)
     zeroth law of thermodynamics

    B)
     first law of thermodynamics

    C)
     second law of thermodynamics

    D)
     third law of thermodynamics

    View Answer play_arrow
  • question_answer102) One watt is equal to-

    A)
    \[1\,\,Nm/s\]                  

    B)
    \[1\,\,N/mt\]

    C)
    \[1\,\,Nm/t\]                  

    D)
    \[1\,\,k\,\,Nm/mt\]

    View Answer play_arrow
  • question_answer103) Work done is zero for the following process-

    A)
      constant volume          

    B)
     free expansion

    C)
      throttling                     

    D)
     all of the above

    View Answer play_arrow
  • question_answer104) One calorie in kgm is equal to

    A)
     0.427                          

    B)
     4.27

    C)
     42.7                            

    D)
     427

    View Answer play_arrow
  • question_answer105) On volume basis, air contains following parts of Oxygen

    A)
     21                               

    B)
     23

    C)
     25                               

    D)
     77

    View Answer play_arrow
  • question_answer106) Universal gas constant is defined as equal to product of the molecular weight of the gas and

    A)
     specific heat at constant pressure

    B)
     specific heat at constant volume

    C)
     ratio of two specific heat

    D)
     gas constant

    View Answer play_arrow
  • question_answer107) Strictly speaking all engineering processes are-

    A)
     quasi-static

    B)
     thermodynamically in equilibrium

    C)
     irreversible

    D)
     reversible

    View Answer play_arrow
  • question_answer108) In a free expansion process

    A)
      work done is zero

    B)
      heat transfer is zero

    C)
      both (a) and (b)

    D)
     work done is zero but heat increases

    View Answer play_arrow
  • question_answer109) Which of the following process is irreversible process

    A)
     isothermal                    

    B)
     adiabatic

    C)
     throttling         

    D)
     all of the above

    View Answer play_arrow
  • question_answer110) Minimum work in compressor is possible when the value of adiabatic index n is equal to-

    A)
     0.75                

    B)
     1

    C)
     1.27                

    D)
     1.35

    View Answer play_arrow
  • question_answer111) In DC motor the direction of induced emf is opposite to main bars as per-

    A)
     fleming's left hand rule

    B)
     lenz's law

    C)
     fleming's right hand rule

    D)
     faradays' law

    View Answer play_arrow
  • question_answer112) The condition for max power developed by the motor-

    A)
    \[EB=v/2\]

    B)
     Cost losses = variable losses

    C)
     Both [a] and [d]

    D)
     \[{{I}^{2}}\,\,aRa=\]mechanical loss

    View Answer play_arrow
  • question_answer113) The \[\text{Ta/Ia}\] graph of a DC series motor is a-

    A)
     parabola from no load to over load

    B)
     straight line through out

    C)
     parabola up to full load and a time at over load

    D)
     parabola through out

    View Answer play_arrow
  • question_answer114) 220V shunt motor develops torque of 54 nM at armature current of 10A. The torque produced when the armature current is 20A is-

    A)
     54 NM             

    B)
     81 N.M

    C)
     108 N.M         

    D)
     27 N.M

    View Answer play_arrow
  • question_answer115) Which type of DC generator is used in welding machines-

    A)
     series generator

    B)
     shunt generator

    C)
     cumulatively compound

    D)
     differential compound

    View Answer play_arrow

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