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JEE Main & Advanced JEE Main Paper (Held On 19 May 2012)

  • question_answer
    A steel wire can sustain 100 kg weight without breaking. If the wire is cut into two equal parts, each part can sustain a weight of     JEE Main  Online Paper (Held On 19  May  2012)

    A) 50kg                                      

    B)                        400kg

    C)                        100kg     

    D)                        200kg

    Correct Answer: C

    Solution :

                    Breaking force a area of cross section of wire Load hold by wire is independent of length of the wire.                                


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