A 1.42 kg ball is connected by means of two massless strings, each of length L = 1.29 m, to a vertical, rotating rod. The strings are tied to the rod with separation d = 1.29 m and are taut. The tension in the upper string is 48.0 N. What are (a) the tension in the lower string, (b) the magnitude of the net force Upper F Overscript right-arrow EndScripts Subscript net on the ball, and (c) the speed of the ball?

asked by Brian

9 years ago

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1 answer

a.) 32.8N
b.) 1.7m
c.) 12m/s

answered by juhito

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Question

A 1.42 kg ball is connected by means of two massless strings, each of length L = 1.29 m, to a vertical, rotating rod. The strings are tied to the rod with separation d = 1.29 m and are taut. The tension in the upper string is 48.0 N. What are (a) the tension in the lower string, (b) the magnitude of the net force Upper F Overscript right-arrow EndScripts Subscript net on the ball, and (c) the speed of the ball?

1 answer

a.) 32.8N
b.) 1.7m
c.) 12m/s

juhito · Answer

a.) 32.8N b.) 1.7m c.) 12m/s