Magnetic Circuit Permeability in a magnetic circuit corresponds to_________ in an electric circuit. Resistance Conductance Conductivity Resistivity Resistance Conductance Conductivity Resistivity ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit When both the inductance and resistance of a coil are doubled the value of Final steady current is doubled Time constant is halved Time constant remains unchanged Initial rate of rise of current is doubled Final steady current is doubled Time constant is halved Time constant remains unchanged Initial rate of rise of current is doubled ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit Those materials are well suited for making permanent magnets which have ________ retentivity and ________ coercivity. High, high Low, high Low, low High, low High, high Low, high Low, low High, low ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit The unit of magnetic flux is Weber Henry Ampere/metre Ampere-turn/weber Weber Henry Ampere/metre Ampere-turn/weber ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit Hysteresis loss least depends on Ambient temperature Frequency Volume of material Steinmetz’s coefficient of material Ambient temperature Frequency Volume of material Steinmetz’s coefficient of material ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit Ferrites have high hysteresis None of the listed here Ferrites have low permeability Ferrites have high resistance Ferrites have high resistance None of the listed here Ferrites have low permeability Ferrites have high resistance Ferrites have high resistance ANSWER DOWNLOAD EXAMIANS APP
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