Answer to Question #240500 in Mechanics | Relativity for Sachi

Question

A pulley of 7.0 cm radius, on a motor, is turning at 30 rev/s accelerates uniformly to 50 rev/s in 2.0 s. Find,

i. the angular acceleration of the motor 

ii. the number of revolutions it makes in this time. 

iii. the length of the belt it winds in this time.

Answer 1

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