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  3. RAJASTHAN PMT

RAJASTHAN PMT Rajasthan - PMT Solved Paper-2002

  • question_answer
    If the radius of earth is decreased by 1% and mass remain constant, then the acceleration due to gravity:

    A)  decrease by 2%              

    B)  decrease by 1%

    C)  increase by 1% 

    D)         increase by 2%

    Correct Answer: D

    Solution :

    Acceleration due to gravity\[g=\frac{GM}{{{R}^{2}}}\] On decreasing R, g increases % increase in g = 2% decrease in R = 2%


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