Problem 2

A rod of length $$1\text{ m}$$ and mass $$0.5\text{ kg}$$ hinged at one end is initially hanging vertical.The other end is now raised slowly until it makes angle $$60^\circ$$ with the vertical. The required work is:

Use $$g = 10 \text{ m/s}^2$$.

This is a problem of Energy Tranfers .

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