Answer by Manishearth for Work done by Static friction
In the following diagram, is work done by static friction 0 ?, since the point of application is also moving with speed v w.r.t. ground here and is only stationary w.r.t. the block on which sphere is...
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Work done by Static friction
Here $v1$ is relative to the block on which sphere is pure rolling but static friction isn't $0$ as of now .In the following diagram, is work done by static friction $0$ ?, since the point of...
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