Magnetic Circuit Silicon steel is used in electrical machines because it has Low coercivity High coercivity Low retentivity Low hysteresis loss Low coercivity High coercivity Low retentivity Low hysteresis loss ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit The unit of retentivity is Ampere turn/meter Ampere turns Weber/sq. m Weber Ampere turn/meter Ampere turns Weber/sq. m Weber ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit In a magnetic material hysteresis loss takes place primarily due to Molecular friction Rapid reversals of its magnetization It high retentivity Flux density lagging behind magnetizing force Molecular friction Rapid reversals of its magnetization It high retentivity Flux density lagging behind magnetizing force ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit Conductivity is analogous to Resistivity Inductance Permeability Retentivity Resistivity Inductance Permeability Retentivity ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit Ferrites have high hysteresis Ferrites have high resistance Ferrites have high resistance Ferrites have low permeability None of the listed here Ferrites have high resistance Ferrites have high resistance Ferrites have low permeability None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit The relative permeability of a ferromagnetic material is More than 10 More than one More than 100 Ωr 1000 Less than one More than 10 More than one More than 100 Ωr 1000 Less than one ANSWER DOWNLOAD EXAMIANS APP
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