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Sand is pilled up on a horizontal ground...

Sand is pilled up on a horizontal ground in the form of a regular cone of a fixed base radius R. The coefficient of static friction between sand layers is `mu.` The maximum volume of sand that can be pilled up, without the sand slipping on the surface is

A

`(mu R ^(3))/(3pi)`

B

`(mu R ^(3))/(3)`

C

`(mu R ^(3))/(3mu)`

D

`(mu pi R ^(3))/(3)`

Text Solution

Verified by Experts

The correct Answer is:
D
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