Magnetic Circuit A material for good magnetic memory should have High permeability Low retentivity Low hysteresis loss High retentivity High permeability Low retentivity Low hysteresis loss High retentivity ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit The property of a material which opposes the creation of magnetic flux in it is known as Reluctance Reluctivity Permeance Magneto-motive force Reluctance Reluctivity Permeance Magneto-motive force ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit Silicon steel is used in electrical machines because it has Low coercivity High coercivity Low hysteresis loss Low retentivity Low coercivity High coercivity Low hysteresis loss Low retentivity ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit The initial rate of rise of current through a coil of inductance 10 H when suddenly connected to a D.C. supply of 200 V is ___________Vs 50 70 500 20 50 70 500 20 ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit Reciprocal of reluctance is Susceptibility Permeability Reluctivity Permeance Susceptibility Permeability Reluctivity Permeance ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit The rate of rise of current through an inductive coil is maximum Near the final maximum value of current At 63.2% of its maximum steady value After one time constant At the start of the current flow Near the final maximum value of current At 63.2% of its maximum steady value After one time constant At the start of the current flow ANSWER DOWNLOAD EXAMIANS APP
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