Magnetic Circuit Point out the wrong statement. Magnetic leakage is undesirable in electric machines because it Produces fringing Increases their cost of manufacture Lowers their power efficiency Leads to their increased weight Produces fringing Increases their cost of manufacture Lowers their power efficiency Leads to their increased weight ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit The unit of magnetic flux is Ampere-turn/weber Henry Ampere/metre Weber Ampere-turn/weber Henry Ampere/metre Weber ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit The rate of rise of current through an inductive coil is maximum Near the final maximum value of current After one time constant At 63.2% of its maximum steady value At the start of the current flow Near the final maximum value of current After one time constant At 63.2% of its maximum steady value At the start of the current flow ANSWER DOWNLOAD EXAMIANS APP
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 The unit of retentivity is Ampere turns Weber Weber/sq. m Ampere turn/meter Ampere turns Weber Weber/sq. m Ampere turn/meter ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit The initial rate of rise of current through a coil of inductance 10 H when suddenly connected to a D.C. supply of 200 V is ___________Vs 50 20 70 500 50 20 70 500 ANSWER DOWNLOAD EXAMIANS APP