centripetal force (F_c)

64 N

Centripetal acceleration: 32 m/s^2. Both a_c and F_c point toward the center of the circle.

Steps

  1. 1.a_c = v^2 / r = (4 m/s)^2 / 0.5 m = 16 / 0.5 = 32 m/s^2
  2. 2.F_c = m v^2 / r = m a_c = 2 kg x 32 m/s^2 = 64 N

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