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The magnetic flux linked with a coil, in webers, is given by the equation `phi=4t^2- 3t+ 7` . Then the magnitude of induced emf at 2 sec will be
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The magnetic flux linked with a coil, in webers, is given by the equation `phi=4t^2- 3t+ 7` . Then the magnitude of induced emf at 2 sec will be ...
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