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r rotates about its axis 49 A conducting disc of ra with an angular speed...

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r rotates about its axis 49 A conducting disc of ra with an angular speed w in a uniform magnetic field A resistance R is connected between centre and rim of the disc then B Jo R AH AWWWB C 1 No em f will induce across resistance 2 E m f will induce and A is at high potential 3 Current in resistance will flow from A to B 4 Resistance becomes hot due to Joule s heating 17623456 52

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