Magnetism and Electromagnetism The relative permeability is less than unity is case of Paramagnetic material Ferrits Diamagnetic material Ferromagnetic material Paramagnetic material Ferrits Diamagnetic material Ferromagnetic material ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Which of the following is expected to have the maximum permeability ? Brass Zinc Ebolite Copper Brass Zinc Ebolite Copper ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism A magnetic field exists around Aluminium Iron Copper Moving Charges Aluminium Iron Copper Moving Charges ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Strength of an electromagnet can be increased by Increasing the number of turns Increasing the cross-sectional area Increasing current supply All of the listed here Increasing the number of turns Increasing the cross-sectional area Increasing current supply All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The force between two long parallel conductors is inversely proportional to Distance between the conductors Product of current in two conductors Radius of conductor Current in one conductor Distance between the conductors Product of current in two conductors Radius of conductor Current in one conductor ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism A coil of wire is placed in a changing magnetic field. If the number of turns in the coil is decreased, the voltage induced across the coil will Increases None of the listed here Decreases Remain same Increases None of the listed here Decreases Remain same ANSWER DOWNLOAD EXAMIANS APP
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