A ball on a string is being swung in a vertical circle. For the purposes of this

Question

A ball on a string is being swung in a vertical circle. For the purposes of this question, ignore air resistance on the ball. At the instant of time when the ball is passing location A, what force is causing the tangential acceleration of the ball? Up CCW/' Looking N the force of gravity on the ball by the Earth 0 the force on the string by the bal the tangential acceleration of the ball must be zero the force on the ball by the string the normal force on the ball the force on the string at the pivot Sub My Answers Give Up

Explanation / Answer

at the location A

gravitational force is acting in the downwards direction

tension in the wire is acting horizontally

the acceleration due to tension is centripetal

the correct option is

the force of gravity on the ball by the Earth

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