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A stone trid to the end of a string of 1...

A stone trid to the end of a string of 1 m long is whirled in a horizontal circle eith a constant speed, If the stone the makes 22 revolutions in 44 s , what is the magnitude and direction of acceleration of the stone ?

A

`(pi^(2))/(4) ms^(-2)` and direction along the radius towards the centre

B

`pi^(2) ms^(-2)` and direction along the radius away from centre

C

`pi^(2)ms^(-2)` and direction along the radius towards the centre

D

`pi^(2)ms^(-2)` and direction along the tangent to the circle

Text Solution

Verified by Experts

The correct Answer is:
C
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