Suppose a child swings around her straight arm about her shoulder joint at an angular velocity of 13 rad/s. If her arm is 40. 0 cm long, what is the speed of her hand?.

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asked Feb 13, 2023 52.3k views

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Suppose a child swings around her straight arm about her shoulder joint at an angular velocity of 13 rad/s. If her arm is 40. 0 cm long, what is the speed of her hand?.

Physics
high-school

Reality Displays asked

by Reality Displays

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Answer:

A. the angular velocity is 13.2 rad/seconds

B. The angular acceleration is 8.67rad/s^2

Ddotsenko answered Feb 17, 2023

by Ddotsenko

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