Magnetic Circuit The relative permeability of a ferromagnetic material is More than 100 Ωr 1000 More than one More than 10 Less than one More than 100 Ωr 1000 More than one More than 10 Less than one ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit Those magnetic materials are best suited for making armature and transformer cores which have ________permeability and _________hysteresis loss. Low, low Low, high High, high High, low Low, low Low, high High, high High, low ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit A material for good magnetic memory should have Low hysteresis loss High retentivity High permeability Low retentivity Low hysteresis loss High retentivity High permeability Low retentivity ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit In a magnetic material hysteresis loss takes place primarily due to Rapid reversals of its magnetization Flux density lagging behind magnetizing force Molecular friction It high retentivity Rapid reversals of its magnetization Flux density lagging behind magnetizing force Molecular friction It high retentivity ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit Reciprocal of reluctance is Permeability Reluctivity Susceptibility Permeance Permeability Reluctivity Susceptibility Permeance ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit Laminated cores, in electrical machines, are used to reduce Copper loss Eddy current loss Hysteresis loss All of the listed here Copper loss Eddy current loss Hysteresis loss All of the listed here ANSWER DOWNLOAD EXAMIANS APP
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