Magnetic Circuit Those materials are well suited for making permanent magnets which have ________ retentivity and ________ coercivity. Low, high High, low Low, low High, high Low, high High, low Low, low High, high ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit The relative permeability of a ferromagnetic material is More than 100 Ωr 1000 More than 10 Less than one More than one More than 100 Ωr 1000 More than 10 Less than one More than one ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit Energy stored by a coil is doubled when its current is increased by percent. 44.6 41.4 42.5 47.5 44.6 41.4 42.5 47.5 ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit Hysteresis loss least depends on Steinmetz’s coefficient of material Ambient temperature Frequency Volume of material Steinmetz’s coefficient of material Ambient temperature Frequency Volume of material ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit In a magnetic material hysteresis loss takes place primarily due to Flux density lagging behind magnetizing force Rapid reversals of its magnetization It high retentivity Molecular friction Flux density lagging behind magnetizing force Rapid reversals of its magnetization It high retentivity Molecular friction ANSWER DOWNLOAD EXAMIANS APP
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