NEET Sample Paper NEET Sample Test Paper-60

  • question_answer
    A proton is about 1840 times heavier than an electron. When it is accelerated by a potential difference of IkV, its kinetic energy will be:

    A) 1840 KeV         

    B) 1/1840KeV

    C) 1 KeV                           

    D) 920 KeV

    Correct Answer: C

    Solution :

    [c] 1 KeV Energy acquired by electron (as K.E/on being accelerated by a potential difference of 1kV = 1KeV).             As proton has the same charge and as energy = potential difference x charge, hence proton will have the same kinetic energy.


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