Magnetic Circuit Permeability in a magnetic circuit corresponds to_________ in an electric circuit. Conductance Resistivity Resistance Conductivity Conductance Resistivity Resistance Conductivity ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit Those materials are well suited for making permanent magnets which have ________ retentivity and ________ coercivity. Low, high High, low High, high Low, low Low, high High, low High, high Low, low ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit The property of a material which opposes the creation of magnetic flux in it is known as Reluctivity Permeance Reluctance Magneto-motive force Reluctivity Permeance Reluctance Magneto-motive force 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 20 500 70 50 20 500 70 ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit Silicon steel is used in electrical machines because it has Low hysteresis loss High coercivity Low retentivity Low coercivity Low hysteresis loss High coercivity Low retentivity Low coercivity ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit In a magnetic material hysteresis loss takes place primarily due to Molecular friction It high retentivity Flux density lagging behind magnetizing force Rapid reversals of its magnetization Molecular friction It high retentivity Flux density lagging behind magnetizing force Rapid reversals of its magnetization ANSWER DOWNLOAD EXAMIANS APP
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