Magnetic Circuit Hysteresis loss least depends on Ambient temperature Frequency Steinmetz’s coefficient of material Volume of material Ambient temperature Frequency Steinmetz’s coefficient of material Volume of material 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 Final steady current is doubled Time constant remains unchanged Time constant is halved Initial rate of rise of current is doubled Final steady current is doubled Time constant remains unchanged Time constant is halved ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit Conductance is analogous to Inductance Flux Permeance Reluctance Inductance Flux Permeance Reluctance ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit The unit of reluctance is Meter/Henry 1/Henry Henry Henry/meter Meter/Henry 1/Henry Henry Henry/meter ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit The rate of rise of current through an inductive coil is maximum At the start of the current flow At 63.2% of its maximum steady value Near the final maximum value of current After one time constant At the start of the current flow At 63.2% of its maximum steady value Near the final maximum value of current After one time constant ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit Hard steel is suitable for making permanent magnets because 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 Its mechanical strength is low Its hysteresis loop has large area Its mechanical strength is high ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS