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In the figure below, a solid brass ball of mass m will roll smoothly along a loop-the-loop track when released from rest along the straight section. The circular motion has radius R, and the ball has radius r << R. (Use any variable or symbol stated above along with the following as necessary: g for the acceleration of gravity.) (a) What is h if the ball is on the verge of leaving the track when it reaches the top of the loop? 27R 10 h = (b) If the ball is released at height = 6R, what is the magnitude of the horizontal force component acting on the ball at point Q? 50mg F=

In the figure below, a solid brass ball of mass m will roll smoothly along a loop-the-loop track when released from rest along the straight section. The circular motion has radius R, and the ball has radius r << R. (Use any variable or symbol stated above along with the following as necessary: g for the acceleration of gravity.) (a) What is h if the ball is on the verge of leaving the track when it reaches the top of the loop? 27R 10 h = (b) If the ball is released at height = 6R, what is the magnitude of the horizontal force component acting on the ball at point Q? 50mg F=

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In the figure below, a solid brass ball of mass m will roll smoothly along a loop-the-loop track when released from rest along the straight section. The circular motion has radius R, and the ball has radius r << R. (Use any variable or symbol stated above along with the following as necessary: g for the acceleration of gravity.) (a) What is h if the ball is on the verge of leaving the track when it reaches the top of the loop? 27R 10 h = (b) If the ball is released at height = 6R, what is the magnitude of the horizontal force component acting on the ball at point Q? 50mg 7 F =
Transcribed Image Text:In the figure below, a solid brass ball of mass m will roll smoothly along a loop-the-loop track when released from rest along the straight section. The circular motion has radius R, and the ball has radius r << R. (Use any variable or symbol stated above along with the following as necessary: g for the acceleration of gravity.) (a) What is h if the ball is on the verge of leaving the track when it reaches the top of the loop? 27R 10 h = (b) If the ball is released at height = 6R, what is the magnitude of the horizontal force component acting on the ball at point Q? 50mg 7 F =
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