Solved papers for JEE Main & Advanced JEE Main Paper (Held on 7 May 2012)

done JEE Main Paper (Held on 7 May 2012) Total Questions - 1

• question_answer1) If a circular iron sheet of radius 30 cm is heated such that its area increases at the uniform rate of\[6\pi c{{m}^{2}}hr,\]then the rate (in mm/hr) at which the radius of the circular sheet increases is   JEE Main Online Paper (Held On 07 May 2012)
  A)
  1.0                                         
  done clear
  B)
                         0.1
  done clear
  C)
                         1.1                                         
  done clear
  D)
                         2.0
  done clear
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