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30 April, 19:43

While spinning in a centrifuge a 70.0 KG astronaut experiences an acceleration of 2.00g, or twice the acceleration due to gravity on the earth. What is the centripetal force acting on her?

A.) 6.86*10^3N

B.) 1.37*10^3N

C.) 1.40*10^2N

D.) 3.46*10^4N

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Answers (1)
  1. 30 April, 23:33
    0
    Centripetal acceleration is the force acting on the body who's moving in a circular motion. It is still a force, which according to Newton's Second Law of Motion,

    F = ma

    F = (70 kg) (2) (9.81 m/s²)

    F = 1373.4 N

    Thus, the answer is B.
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