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

done JEE Main Solved Paper-2016 Total Questions - 2

• question_answer1) A uniform string of length 20m is suspended from a rigid support. A short wave pulse is introduced at its lowest end. It starts moving up the string. The time taken to reach the support is :- (take\[\text{g}=\text{1}0\text{m}{{\text{s}}^{\text{2}}}\]) [JEE Main Solved Paper-2016 ]
  A)
  \[\sqrt{2}s\]                                      
  done clear
  B)
  \[2\pi \sqrt{2}s\]
  done clear
  C)
  \[2s\]                                   
  done clear
  D)
  \[2\sqrt{2}s\]
  done clear
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• question_answer2) A pipe open at both ends has a fundamental frequency f in air. The pipe is dipped vertically in water so that half of it is in water. The fundamental frequencty of the air column is now :- [JEE Main Solved Paper-2016 ]
  A)
  f             
  done clear
  B)
  \[\frac{f}{2}\]
  done clear
  C)
  \[\frac{3f}{4}\]                                 
  done clear
  D)
  2f
  done clear
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