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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > A hundred turns of insulated copper wire are wrapped around an iron cylinder of area 1×10^−3 m^2 and are connected to a resistor. The total resistance in the circuit is 10 ohms. If the longitudinal magnetic induction in the iron changes from 1 weber m−2, in one direction to 1 weber m−2 in the opposite direction, how much charge flows through the circuit

A hundred turns of insulated copper wire are wrapped around an iron cylinder of area 1×10^−3 m^2 and are connected to a resistor. The total resistance in the circuit is 10 ohms. If the longitudinal magnetic induction in the iron changes from 1 weber m−2, in one direction to 1 weber m−2 in the opposite direction, how much charge flows through the circuit

A conducting loop having a capacitor is moving outward from the magnetic field then which plate of the capacitor will be positive