Solved papers for JEE Main & Advanced JEE Main Paper (Held On 25 April 2013)

done JEE Main Paper (Held On 25 April 2013) Total Questions - 1

• question_answer1)                 Two blocks of masses m and M are connected by means of a metal wire of cross-sectional area A Passing over a frictionless fixed pulley as shown in the figure. The system is then released. If  \[\operatorname{M}=2\] m, then the stress produced in the wire is:     JEE Main Online Paper ( Held On 25  April 2013 )
  A)
                  \[\frac{2\operatorname{mg}}{3A}\]                      
  done clear
  B)
                                         \[\frac{4\operatorname{mg}}{3A}\]
  done clear
  C)
                                         \[\frac{\operatorname{mg}}{A}\]                                           
  done clear
  D)
                                         \[\frac{3\operatorname{mg}}{4A}\]
  done clear
  View Answer play_arrow