Question 110
A wheel makes 360 revolutions in a minute. The number of radians through which it turns in one second is
Solution
Number of revolutions made by wheel in 1 second = 360/60 = 6
Angle traced in one revolution = $$2 \pi^c$$
=> Angle traced in 6 revolutions = $$6 \times 2 \pi = 12 \pi^c$$
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