Magnetism and Electromagnetism A rectangular magnet of magnetic moment M is cut into two piece of same length, the magnetic moment of each piece will be 2M M/4 M M/2 2M M/4 M M/2 ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The voltage induced across a certain coil is 200 mV. A 120 resistor is connected to the coil terminals. The induced current is 12 mA 120 mA 1.7 mA 16 mA 12 mA 120 mA 1.7 mA 16 mA ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Gilbert is a unit of magnetomotive force electromotive force conductance permittivity magnetomotive force electromotive force conductance permittivity ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism For a given wire-wound core, an increase in current through the coil Reverses the flux lines Increases the flux density Causes no change in flux density Decreases the flux density Reverses the flux lines Increases the flux density Causes no change in flux density Decreases the flux density ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Fleming's left hand rule is used to find Direction of flux in a solenoid Direction of force on a current carrying conductor in a magnetic field Polarity of a magnetic pole Direction of magnetic field due to current carrying conductor Direction of flux in a solenoid Direction of force on a current carrying conductor in a magnetic field Polarity of a magnetic pole Direction of magnetic field due to current carrying conductor ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism A magnetic field exists around Moving Charges Iron Copper Aluminium Moving Charges Iron Copper Aluminium ANSWER DOWNLOAD EXAMIANS APP