Magnetic Circuit A material for good magnetic memory should have High retentivity Low retentivity Low hysteresis loss High permeability High retentivity Low retentivity Low hysteresis loss High permeability ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit The unit of reluctance is Henry/meter Meter/Henry Henry 1/Henry Henry/meter Meter/Henry Henry 1/Henry ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit The property of a material which opposes the creation of magnetic flux in it is known as Reluctivity Magneto-motive force Reluctance Permeance Reluctivity Magneto-motive force Reluctance Permeance ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit When both the inductance and resistance of a coil are doubled the value of Time constant is halved Time constant remains unchanged Initial rate of rise of current is doubled Final steady current is doubled Time constant is halved Time constant remains unchanged Initial rate of rise of current is doubled Final steady current is doubled ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit Hard steel is suitable for making permanent magnets because Its hysteresis loop has large area Its mechanical strength is low Its mechanical strength is high It has good residual magnetism Its hysteresis loop has large area Its mechanical strength is low Its mechanical strength is high It has good residual magnetism ANSWER DOWNLOAD EXAMIANS APP
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