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Consider a simple pendulum of length 1 m. Its bob performs a circular motion in horizontal plane with its string making an angle 60° with the vertical. The centripetal acceleration experienced by the bob is

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Important Questions on Circular Motion

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A particle of mass 1 kg is revolved in a horizontal circle of radius 1 m with the help of a string. If the maximum tension the string can withstand is 16π2 N, then the maximum frequency with which the particle can revolve is
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If a stone is tied to one end of the string and whirled in vertical circle, then the tension in the string at the lowest point is equal to,
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If a body is tied to a string and whirled in vertical circle, then the tension in the string at the highest position is,
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A body of mass m is suspended from a string of length l. What is minimum horizontal velocity that should be given to the body in its highest position so that it may complete one full revolution in the vertical plane with the point of suspension as the centre of the circle?
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If the overbridge is concave instead of being convex, the thrust on the road at the lowest position will be,
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A motorcycle is going on an over bridge of radius R. The driver maintains a constant speed. As motorcycle is descending, normal force on it,