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  3. RAJASTHAN ­ PET

RAJASTHAN ­ PET Rajasthan PET Solved Paper-2008

  • question_answer
    Two bodies of masses 2 kg and 4 kg having velocities 2 m/s and 10 m/s respectively are coming close to each other under a gravitational force, then the velocity of centre of mass will be

    A)  5 m/s             

    B)  6 m/s

    C)  8 m/s             

    D)  zero

    Correct Answer: D

    Solution :

     Centre of mass is not effected from mutual gravitational force. So velocity of centre of mass will be zero.


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