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A circular coil is held in a magnetic field, which is directed normally outwards, from the plane of the paper. The initial situation is shown in the figure. How many times the induced current becomes zero, in one complete rotation of the coil. |
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Answer» A circular coil is held in a magnetic field, which is directed normally outwards, from the plane of the paper. The initial situation is shown in the figure. How many times the induced current becomes zero, in one complete rotation of the coil. |
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