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Jan '20
21
MCAT Question of the Day | MCAT Course


  • Q:

    Theoretically, consider that a hole is dug through the surface of the Earth to the exact opposite side of the Earth (such that the hole passes through the precise center of the Earth). A ball is dropped into the hole. Which of the following holds true for acceleration (a) and velocity (v) of the ball when the ball makes its way to the center of the Earth (assume resistance due to air is zero)?

     

    A

    a=0, v=0

    B

    |a|>0, v=0

    C

    a=0, |v|>0

    D

    |a|>0, |v|>0




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