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Author Question: You give your nephew a push on his Sit-n-Spin, which delivers an angular acceleration of 11 rad/s. ... (Read 276 times)

SO00

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Question 1

Torque (τ) is equal to:


angular velocity times the square of the radius.


angular acceleration times the square of angular displacement.


mass times angular velocity times radius.


mass times the square of the radius times angular acceleration.



Question 2

You give your nephew a push on his Sit-n-Spin, which delivers an angular acceleration of 11 rad/s. If the radius is 0.3 m, and the total mass is 27 kg, how much torque have you delivered?


980.1N*m


26.73N*m


89.1N*m


453.5N*m



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Marked as best answer by SO00 on Oct 14, 2019

yuyiding

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