Physics › Mechanics

Circular motion and universal gravitationMedium frequency

10-question practice

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Question 1 of 7

A small ball hangs from a fixed point by a light string of length

1.25\ \mathrm{m}

and moves in a horizontal circle, with the string at

37^\circ

to the vertical. Take

g=10\ \mathrm{m/s^2}

\sin37^\circ=0.6

\cos37^\circ=0.8

. The angular velocity of the ball is ( ).

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