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A circular coil of radius 8.0 cm and 20...

A circular coil of radius 8.0 cm and 20 turns is rotated about its vertical diameter with an angular speed of 50 `rad s^-1` in a uniform horizontal magnetic field of magnitude `3.0 xx 10^-2 T.` Obtain the maximum and average emf induced in the coil. If the coil forms a closed loop of resistance 10 ohm, calculate the maximum value of current in the coil Calculate the average power lose due to the Joule heating .Where does this power come from ?

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