Solved papers for JEE Main & Advanced JEE Main Paper (Held On 10 April 2015)

done JEE Main Paper (Held On 10 April 2015) Total Questions - 3

• question_answer1) Suppose the drift velocity Vi in a material varied with the applied electric field E as \[{{\upsilon }_{d}}\propto \sqrt{E}.\]Then V - I graph for a wire made of such a material is best given by : JEE Main Online Paper (Held On 10 April 2015)
  A)
  
  done clear
  B)
                 
  done clear
  C)
  
  done clear
  D)
  
  done clear
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• question_answer2) Shown in the figure are two point charges +Q and -Q inside the cavity of a spherical shell. The charges are kept near the surface of the cavity on opposite sides of the centre of the shell. If \[{{\sigma }_{1}}\] is the surface charge on the inner surface and \[{{Q}_{1}}\] net charge on it and \[{{\sigma }_{2}}\] the surface charge on the outer surface and \[{{Q}_{2}}\] net charge on it then : JEE Main Online Paper (Held On 10 April 2015)
  A)
  \[{{\sigma }_{1}}\ne 0,{{Q}_{1}}=0\] \[{{\sigma }_{2}}\ne 0,{{Q}_{2}}=0\]
  done clear
  B)
  \[{{\sigma }_{1}}\ne 0,{{Q}_{1}}=0\] \[{{\sigma }_{2}}=0,{{Q}_{2}}=0\]
  done clear
  C)
  \[{{\sigma }_{1}}\ne 0,{{Q}_{1}}\ne 0\] \[{{\sigma }_{2}}\ne 0,{{Q}_{2}}\ne 0\]
  done clear
  D)
  \[{{\sigma }_{1}}=0,{{Q}_{1}}=0\] \[{{\sigma }_{2}}=0,{{Q}_{2}}=0\]
  done clear
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• question_answer3) A 10V battery with internal resistance \[1\Omega \]and a 15 V battery with internal resistance \[0.6\Omega \] are connected in parallel to a voltmeter (see figure). The reading in the voltmeter will be close to : JEE Main Online Paper (Held On 10 April 2015)
  A)
   11.9 V                  
  done clear
  B)
   13.1 V
  done clear
  C)
   12.5 V                  
  done clear
  D)
   24.5 V
  done clear
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