Solved papers for JEE Main & Advanced JEE Main Paper (Held On 12 May 2012)

done JEE Main Paper (Held On 12 May 2012) Total Questions - 1

• question_answer1) A series combination of\[{{n}_{1}}\] capacitors, each of capacity \[{{C}_{1}}\] is charged by source of potential difference 4 V. When another parallel combination of \[{{n}_{2}}\]capacitors each of capacity \[{{C}_{2}}\] is charged by a source of potential difference V, it has the same total energy stored in it as the first combination has. The value of \[{{C}_{2}}\] in terms of \[{{C}_{1}}\]is then     JEE Main Online Paper (Held On 12 May 2012)
  A)
  \[16\frac{{{n}_{2}}}{{{n}_{1}}}{{C}_{1}}\]                              
  done clear
  B)
                         \[\frac{2{{C}_{1}}}{{{n}_{1}}{{n}_{2}}}\]
  done clear
  C)
                         \[2\frac{{{n}_{2}}}{{{n}_{1}}}{{C}_{1}}\]
  done clear
  D)
                                         \[\frac{16{{C}_{1}}}{{{n}_{1}}{{n}_{2}}}\]
  done clear
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