Solved papers for JEE Main & Advanced JEE Main Solved Paper-2016

done JEE Main Solved Paper-2016 Total Questions - 1

• question_answer1) A pendulum clock loses 12s a day if the temperature is \[40{}^\circ C\] and gains 4s a day if the temperature is \[20{}^\circ C\]. The temperature at which the clock will show correct time, and the coefficient of linear expansion (a) of the metal of the pendulum shaft are respectively :- [JEE Main Solved Paper-2016 ]
  A)
  \[{{55}^{o}}C;\alpha =1.85\times {{10}^{-2}}{{/}^{o}}C\]
  done clear
  B)
  \[{{25}^{o}}C;\alpha =1.85\times {{10}^{-5}}{{/}^{o}}C\]
  done clear
  C)
  \[{{60}^{o}}C;\alpha =1.85\times {{10}^{-4}}{{/}^{o}}C\]
  done clear
  D)
  \[{{30}^{o}}C;\alpha =1.85\times {{10}^{-3}}{{/}^{o}}C\]
  done clear
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