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AP® Physics 1 & 2

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Moderate

'Wired' for Tension

APPH12-8KXNYL

A 5.0 kg metal sphere is suspended by massless wire of length 2.0 m. The sphere is set into a swinging motion by being pulled to the side and released. At the bottom of its swing, the sphere is moving at 3.0 m/s. What is the tension in the wire when the sphere is at this lowest position?

A

27 N

B

28 N

C

54 N

D

72 N