Magnetic Circuit Ferrites have high hysteresis Ferrites have high resistance None of the listed here Ferrites have high resistance Ferrites have low permeability Ferrites have high resistance None of the listed here Ferrites have high resistance Ferrites have low permeability ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit When both the inductance and resistance of a coil are doubled the value of Initial rate of rise of current is doubled Time constant is halved Time constant remains unchanged Final steady current is doubled Initial rate of rise of current is doubled Time constant is halved Time constant remains unchanged Final steady current is doubled ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit The unit of retentivity is Weber/sq. m Ampere turn/meter Ampere turns Weber Weber/sq. m Ampere turn/meter Ampere turns Weber ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit The relative permeability of a ferromagnetic material is 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 More than 10 ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit Permeability in a magnetic circuit corresponds to_________ in an electric circuit. Conductance Resistance Resistivity Conductivity Conductance Resistance Resistivity Conductivity ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit Hard steel is suitable for making permanent magnets because Its mechanical strength is low Its hysteresis loop has large area Its mechanical strength is high It has good residual magnetism Its mechanical strength is low Its hysteresis loop has large area Its mechanical strength is high It has good residual magnetism ANSWER DOWNLOAD EXAMIANS APP
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