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The circle shown in the figure has radiu...

The circle shown in the figure has radius a ft. As the point P moves to the right at the rate of 7 ft/sec, how fast does the arc BQ increase?

A

41 ft/sec

B

4 ft/sec

C

14 ft/sec

D

1.4 ft/sec

Text Solution

Verified by Experts

The correct Answer is:
C
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