A wheel having radius 10 cm is coupled b a belt to another wheel of radius 30 cm. 1st wheel increases its angular speed from rest at
a uniform rate of 1.57 rads-2 The time for 2nd wheel to reach a rotational speed of 100 rev/min is sec (assume that the belt
does not slip)
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Step-by-step explanation:
answer is the 20 sec
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