Magnetic Circuit The rate of rise of current through an inductive coil is maximum 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 At the start of the current flow At 63.2% of its maximum steady value After one time constant ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit In a magnetic material hysteresis loss takes place primarily due to Molecular friction Rapid reversals of its magnetization Flux density lagging behind magnetizing force It high retentivity Molecular friction Rapid reversals of its magnetization Flux density lagging behind magnetizing force It high retentivity ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit The property of a material which opposes the creation of magnetic flux in it is known as Permeance Reluctivity Reluctance Magneto-motive force Permeance Reluctivity Reluctance Magneto-motive force 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 density Current E.M.F Conductivity Current density Current E.M.F Conductivity ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit A material for good magnetic memory should have Low retentivity Low hysteresis loss High permeability High retentivity Low retentivity Low hysteresis loss High permeability High retentivity ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit Point out the wrong statement. Magnetic leakage is undesirable in electric machines because it Lowers their power efficiency Produces fringing Increases their cost of manufacture Leads to their increased weight Lowers their power efficiency Produces fringing Increases their cost of manufacture Leads to their increased weight ANSWER DOWNLOAD EXAMIANS APP
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