A cyclist is riding with a speed of 27 km h _1 . As he approaches a circular turn on the road of radius 80 m, he applies brakes and reduces his speed at the constant rate of 0.05 m s -1 every second. The net acceleration of the cyclist on the circular turn is
A
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B
( 
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C
( 
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D
( 
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Text Solution
Verified by ExpertsThe correct answer is:
B
Here, v = 27 km 
R = 80m
Centripetal accelerations, 
Tangential acceleration, 
Magnitude of the net accelerations is
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