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A ball B is fastened to one end of a 100 cm string and the other...

A ball B is fastened to one end of a 100 cm string and the other is held fixed at point O, the ball whirls in the horizontal circle shown. Find the speed of the ball in its circular path if the string makes an angle of 45 degrees to the vertical.

Answer unit in meters

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Answer #1

Solni Here & 100cm=im I sinuso 31 m Assuming mass of ball B ý m. fed of ball Teguro = 1/2 mu? î I 7 sinuso Tisz bu mg T J2 al

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