Magnetic Circuit Hard steel is suitable for making permanent magnets because Its mechanical strength is high Its hysteresis loop has large area Its mechanical strength is low It has good residual magnetism Its mechanical strength is high Its hysteresis loop has large area Its mechanical strength is low It has good residual magnetism ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit While comparing magnetic and electric circuits, the flux of magnetic circuit is compared with which parameter of electrical circuit? Current E.M.F Conductivity Current density Current E.M.F Conductivity Current density 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 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 ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit The unit of retentivity is Weber Ampere turn/meter Weber/sq. m Ampere turns Weber Ampere turn/meter Weber/sq. m Ampere turns ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit An air gap is usually inserted in magnetic circuits to Prevent saturation None of the listed here Increase the flux Increase m.m.f. Prevent saturation None of the listed here Increase the flux Increase m.m.f. ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit Conductance is analogous to Inductance Reluctance Permeance Flux Inductance Reluctance Permeance Flux ANSWER DOWNLOAD EXAMIANS APP
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