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A particle mass m begins to slide down a...

A particle mass `m` begins to slide down a fixed smooth sphere from the top of its vertical diameter. Calculate its tangential acceleration, radial acceleration and total acceleration when it breaks off.

A

`(2g)/(3)`

B

`(sqrt(5)g)/(3)`

C

`g`

D

`(g)/(3)`

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The correct Answer is:
B
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