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Grade: 12th pass
        
An object is moving on a circular track of radius r with constant speed V. The avg acc of object during time magnitude of interval  in  which it complete One by fourth revolution of the track will be.... 
one year ago

Answers : (1)

Khimraj
3008 Points
							
centripital acceleration ac = V2/r

Tangential accl.(at) is equal to

Change in velocity/ time taken.

change in velocity = V\sqrt{2}

time taken = (2\pi r/4)/V = \pi r/2V

at = 2\sqrt{2}V^{2}/\pi r

average acceleration a = \sqrt{a_{c}^{2}+ a_{t}^{2}}

one year ago
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