Magnetism and Electromagnetism Ferrites are a sub-group of Paramagnetic material Ferro magnetic material Ferri-magnetic material Non-magnetic materials Paramagnetic material Ferro magnetic material Ferri-magnetic material Non-magnetic materials ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Susceptibility is positive for None of these ferromagnetic substances non-magnetic substances diamagnetic substances None of these ferromagnetic substances non-magnetic substances diamagnetic substances 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 120 mA 16 mA 12 mA 1.7 mA 120 mA 16 mA 12 mA 1.7 mA ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism A 300 mm long conductor is carrying a current of 10 A and is situated at right angles to a magnetic field having a flux density of 0.8 T ; the force on the conductor will be 2.4 N 24 N 240 N 0.24 N 2.4 N 24 N 240 N 0.24 N ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The unit of relative permeability is Hennry/meter Its dimensionless None of the listed here Hennry Hennry/meter Its dimensionless None of the listed here Hennry ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism What is the flux density when the flux is 5.5 Wb and the cross-sectional area is 6 × 10–3 m2? 91.7 T 917 T 9.7 T 91 T 91.7 T 917 T 9.7 T 91 T ANSWER DOWNLOAD EXAMIANS APP
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