Solved papers for JEE Main & Advanced JEE Main Solved Paper-2014

done JEE Main Solved Paper-2014 Total Questions - 2

• question_answer1) 2. The current voltage relation of diode is given by \[I=\left( {{e}^{1000V/T}}-1 \right)mA,\]where the applied voltage V is in volts and the temperature T is in degree Kelvin. If a student makes an error measuring ± 0.01 V while measuring the current of 5 mA at 300 K, what will be the error in the value of current in mA?   JEE Main  Solved  Paper-2014
  A)
  0.5 mA                 
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  B)
  0.05 mA
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  C)
  0.2 mA
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  D)
  0.02 mA
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• question_answer2) 5. A student measured the length of a rod and wrote it as 3.50 cm. Which instrument did he use to measure it ? JEE Main  Solved  Paper-2014
  A)
  A screw gauge having 100 divisions in the circular scale and pitch as 1 mm.
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  B)
  A screw gauge having 50 divisions in the circular scale and pitch as 1 mm.
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  C)
  A meter scale.
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  D)
  A verniercalliper where the 10 divisions in vernier scale matches with 9 division in main scale &main scale has 10 divisions in 1 cm.
  done clear
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