Magnetic Circuit While comparing magnetic and electric circuits, the flux of magnetic circuit is compared with which parameter of electrical circuit? E.M.F Current Conductivity Current density E.M.F Current Conductivity Current density ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit Conductivity is analogous to Resistivity Permeability Retentivity Inductance Resistivity Permeability Retentivity Inductance ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit When both the inductance and resistance of a coil are doubled the value of 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 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. 42.5 47.5 44.6 41.4 42.5 47.5 44.6 41.4 ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit Laminated cores, in electrical machines, are used to reduce Eddy current loss Copper loss Hysteresis loss All of the listed here Eddy current loss Copper loss Hysteresis loss All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit An air gap is usually inserted in magnetic circuits to Prevent saturation Increase the flux None of the listed here Increase m.m.f. Prevent saturation Increase the flux None of the listed here Increase m.m.f. ANSWER DOWNLOAD EXAMIANS APP
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