Solved papers for JEE Main & Advanced JEE Main Paper (Held On 11 April 2015)

done JEE Main Paper (Held On 11 April 2015) Total Questions - 2

• question_answer1) The value of the resistor, \[{{R}_{S}},\]needed in the dc voltage regulator circuit shown here, equals : [JEE Main Online Paper (Held On 11 April 2015)]  
  A)
  \[({{V}_{i}}-{{V}_{L}})/n\,{{I}_{L}}\]
  done clear
  B)
  \[({{V}_{i}}+{{V}_{L}})/n\,{{I}_{L}}\]
  done clear
  C)
  \[({{V}_{i}}-{{V}_{L}})/(n+1)\,{{I}_{L}}\]
  done clear
  D)
  \[({{V}_{i}}+{{V}_{L}})/(n+1)\,{{I}_{L}}\]
  done clear
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• question_answer2) A 2V battery is connected across AB as shown in the figure. The value of the current supplied by the battery when in one case battery's positive terminal is connected to A and in other case when positive terminal of battery is connected to B will respectively be : [JEE Main Online Paper (Held On 11 April 2015)]  
  A)
   0.2 A and 0.1 A
  done clear
  B)
   0.4 A and 0.2 A
  done clear
  C)
   0.1 A and 0.2 A
  done clear
  D)
   0.2 A and 0.4 A
  done clear
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