Magnetic Circuit The rate of rise of current through an inductive coil is maximum 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 Near the final maximum value of current After one time constant ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit Point out the wrong statement. Magnetic leakage is undesirable in electric machines because it Lowers their power efficiency Increases their cost of manufacture Produces fringing Leads to their increased weight Lowers their power efficiency Increases their cost of manufacture Produces fringing Leads to their increased weight ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit Silicon steel is used in electrical machines because it has High coercivity Low retentivity Low coercivity Low hysteresis loss High coercivity Low retentivity Low coercivity Low hysteresis loss ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit The unit of reluctance is Henry/meter Meter/Henry Henry 1/Henry Henry/meter Meter/Henry Henry 1/Henry ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit In a magnetic material hysteresis loss takes place primarily due to Rapid reversals of its magnetization Molecular friction Flux density lagging behind magnetizing force It high retentivity Rapid reversals of its magnetization Molecular friction Flux density lagging behind magnetizing force It high retentivity ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit The unit of magnetic flux is Weber Ampere-turn/weber Ampere/metre Henry Weber Ampere-turn/weber Ampere/metre Henry ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS