Magnetic Circuit The unit of magnetic flux is Weber Henry Ampere-turn/weber Ampere/metre Weber Henry Ampere-turn/weber Ampere/metre 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 After one time constant Near the final maximum value of current At the start of the current flow At 63.2% of its maximum steady value After one time constant Near the final maximum value of current ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit Ferrites have high hysteresis Ferrites have low permeability 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 ANSWER DOWNLOAD EXAMIANS APP
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 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 Final steady current is doubled ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit Energy stored by a coil is doubled when its current is increased by percent. 47.5 44.6 42.5 41.4 47.5 44.6 42.5 41.4 ANSWER DOWNLOAD EXAMIANS APP
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