A galvanometer is connected to the secon...

A galvanometer is connected to the secondary coil. The galvanometer shows an instantaneous maximum deflection of 7 divisions when current is started in the primary coil of the solenoid. Now if the primary coil is rotated through `180^(@)`, then the new instantaneous maximum deflection will be:

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A galvanometer is connected to the secondary coil. The galvanometer shows an instantaneous maximum deflection of 7 divisions when current is started in the primary coil of the solenoid. Now if the primary coil is rotated through `180^(@)`, then the new instantaneous maximum deflection will be:

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