Solved papers for CMC Medical CMC-Medical Ludhiana Solved Paper-2013
done CMC-Medical Ludhiana Solved Paper-2013 Total Questions - 100
question_answer1) A double convex lens (\[{{R}_{1}}\]=\[{{R}_{2}}\]= 100cm) having focal length equal to the focal length of a concave mirror. The radius of the concave mirror is
question_answer4) Position of a body with acceleration \[a\] is given by \[x=k{{a}^{m}}\,{{t}^{n}},\] here \[t\] is time. Find the dimensions of \[m\] and \[n\]
question_answer5) The electron in the lowest (n = 1) orbit in hydrogen atom has energy\[-13.6\,eV\]. How much energy is required to ionise a hydrogen atom which is already in the first excited level?
question_answer6) An electron is accelerated through a potential difference of 200 V. If \[\frac{e}{m}\]for the electron be \[1.6\times {{10}^{11}}\,C\text{/}kg\] the velocity acquired by the electron will be
question_answer7) An electron (charge\[=1.6\times {{10}^{-19}}C\]) is meaning in a circle of radius \[5.1\times {{10}^{-11}}m\] at a frequency of \[6.8\times {{10}^{15}}\] revolution/s. The equivalent current is approximately
question_answer8) A particle of man m is projected at an angle \[45{}^\circ \] with velocity v. When the particle is a highest point, the angular momentum with respect to point of projection
question_answer9) A wire 4m long and area of cross-section 12 \[c{{m}^{2}}\] is stretched by a force of\[4.8\times {{10}^{3}}N\]. If Youngs elasticity coefficient of material of wire is \[1.2\times {{10}^{11}}N\text{/}{{m}^{2}},\]then increases in length will be
question_answer10) For a given lens, the magnification wag found to be twice as large as when the object was 0.15 m distant from it as when the distance was 0.2 cm. The focal length of the lens is
question_answer11) An electric motor run on DC source of emf 200 V and draws a current of 20 A. If the efficiency be 40%, then the resistance of armature is
question_answer13) An elastic circular wire of length \[l\] carries a current 1. It is placed in a uniform magnetic field B (out of paper) such that its plane is perpendicular to the direction of B. The wire will experience
question_answer14) The work done in, deflecting a compass needle of magnetic moment M through an angle \[\theta \] from its equilibrium position is [\[H=\] horizontal] component of the earths magnetic field
question_answer16) The starter motor of a car draw a current\[I=300\,A\]from the battery of voltage 12V. If the car starts only after 2 minutes, what is the energy drawn from the battery?
question_answer19) 3.0 mn of 400 nm light is incident on a photoelectric cell, if 0.1% of the photons are contributing in ejection of electrons, then the current in the cell is
question_answer20) There are two bodies of masses 100 kg and 10000 kg separated by a distance 1m. At what distance from the smaller body, the intensity of gravitational field will be zero?
question_answer24) An electric field of 1500 V/m and a magnetic field of 0.40 \[Wb\text{/}{{m}^{2}}\]act on a moving electron. The minimum uniform speed along a straight line at electron could have is
question_answer29) Dinucleotide is obtained by joining two nucleotides together by phosphodiester linkage between which carbon atoms pentose sugars of nucleotides are the linkages present?
question_answer30) The colour of the coordination compounds depends upon the crystal field splitting. What will be the correct order of absorption of wavelength of light in the visible region for the complexes\[\underset{(I)}{\mathop{{{[Co{{(N{{H}_{3}})}_{6}}]}^{3+}},}}\,\]\[\underset{(II)}{\mathop{{{[Co{{(CN)}_{6}}]}^{3-}},}}\,\]\[\underset{(III)}{\mathop{{{[Co{{({{H}_{2}}O)}_{6}}]}^{3+}}?}}\,\]
question_answer32) What is the solubility product constant for silver phosphate if the solubility of\[A{{g}_{3}}P{{O}_{4}}\] is \[4.4\times {{10}^{-5}}M\]?
question_answer33) When 1.00 g of a strong acid is dissolved in 100 mL of water the pH of the solution is 0.908. Assuming no change in volume when the solution is formed. Calculate the molar mass of the unknown acid?
question_answer34) The measured density of \[AgI\] is 6.94 g \[c{{m}^{-3}}\] and the theoretical density is\[5.67\,g\,c{{m}^{-3}}.\] These data indicate the solid\[AgI\]has
question_answer35) Find solubility product of a saturated solution of \[A{{g}_{2}}Cr{{O}_{4}}\]in water at 298 K, if the emf of the cell. \[Ag|A{{g}^{+}}\](saturated\[A{{g}_{2}}Cr{{O}_{4}}\]solution) ||\[A{{g}^{+}}(0.1M)|Ag\]is \[0.164\,V\]at \[298\,K.\]
question_answer36) Which of the following can be oxidized further with a strong oxidising agent? \[\underset{I}{\mathop{S{{O}_{2}}}}\,\] \[\underset{II}{\mathop{Mn{{O}_{2}}}}\,\] \[\underset{III}{\mathop{A{{l}_{2}}{{O}_{3}}}}\,\] \[\underset{IV}{\mathop{Cr{{O}_{3}}}}\,\]
question_answer39) A freshly prepared sample of yttrium-90 undergoes\[7.6\times {{10}^{5}}\]disintegration per minute at a certain time. Exactly 14 days later, same sample undergoes \[1.6\times {{10}^{4}}\]dpm. The half-life of yttrium-90 is
question_answer45) Hot cone. \[{{H}_{2}}S{{O}_{4}}\] acts as moderately strong oxidising agent. It oxidises both metals and non-metals. Which of the following element is oxidised by cone. \[{{H}_{2}}S{{O}_{4}}\] into two gaseous products?
question_answer46) Elements ofgroup-15 form compounds in +5 oxidation state. However, bismuth forms only one well characterised compound in +5 oxidation state. The compound is
question_answer47) The values of colligative properties of colloidal solution are of small order in comparison to those shown by true solutions of same concentration because colloidal particles
question_answer48) In which of the following method of purification, metal is converted to its volatile compound which is decomposed to give pure metal?
question_answer49) The electronic configuration of \[Cu\,(II)\]is \[3{{d}^{9}}\] whereas that of \[Cu\,(I)\]is \[3{{d}^{10}}.\] Which of the following is correct?
A)
Cu (II) is more stable
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B)
Cu (II) is less stable
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C)
Cu (I) and Cu (II) are equally stable
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D)
Stability of Cu (I) and Cu (II) depends on the nature of Cu salts
question_answer50) Two elements A and B form compounds having molecular formula \[A{{B}_{2}}\] and \[A{{B}_{4}}.\] When dissolved in 20 g of benzene \[{{C}_{6}}{{H}_{6}},\]\[1\,g\] of \[A{{B}_{2}}\]lowers the freezing point by 2.3 K whereas 1.0 g of \[A{{B}_{4}}\]lowers it by 1.3 K. The molal depression constant for benzene is 5.1K kg \[\text{mo}{{\text{l}}^{-1}}\]. Calculate atomic masses of A and B.
question_answer58) \[%\underset{+}{\overset{\nearrow }{\mathop{\bigcirc }}}\,{{K}_{(5)}}{{C}_{1+2+(2)}}{{A}_{(9)+1}}\,G1\]floral formula belongs to which family?
question_answer68) Statement I Plants which flower only once in their life time is called polycarpic. Statement II Plants which flower many times in their life time is called monocarpic. Choose the correct option.
question_answer94) In a row of boys, Rajan is 10th from the right and Suraj is 10th from the left. When Rajan and Suraj interchange their positions, Suraj will be 27th from the left. Which of the following will be Rajans position from the right?
question_answer98) Direction: In given sentence to find out whether there is any grammatical error in it. The error, if any will be in one part of the sentence. The number of that part is the answer. If there is no error, the answer is i.e., (d) No error (Ignore the errors of punctuation, if any).
question_answer99) Direction: In the given sentence below a word is printed in bold. Below four words are suggested, one of which can replace the bold word, without changing the meaning of the sentence. Find out the appropriate word. A callous system generates nothing but a misanthrope.
question_answer100) Direction: In the given question below three words are given number as (a), (b) and (c) one of these three words may be wrongly spelt, if there is any. The number of that word is your answer. If all the words are correctly spelt, mark (d) i.e., All correct as your answer.