Electrical Machines Slip exists in induction motor. none of above. in both machines. synchronous motor. induction motor. none of above. in both machines. synchronous motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The speed of a 3-phase induction motor operating in its stable region decreases with decrease in the load torque. increases with increase in the load torque. remains constant. decreases with increase in the load torque. decreases with decrease in the load torque. increases with increase in the load torque. remains constant. decreases with increase in the load torque. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a single phase transformer the magnitude of leakage reactance is twice that of resistance of both primary and secondary. With secondary short circuited, the input power factor is 1/√2 2/√5 1/√5 1/3 1/√2 2/√5 1/√5 1/3 ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a transformer both Oc and SC tests are conducted on HV side OC test is conducted on HV side and SC test is conducted on LV side both OC and SC tests are conducted on LV side OC test is conducted on LV side and SC test is conducted on HV side both Oc and SC tests are conducted on HV side OC test is conducted on HV side and SC test is conducted on LV side both OC and SC tests are conducted on LV side OC test is conducted on LV side and SC test is conducted on HV side ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Open circuit in a transformer is prefered with rated transformer current rated transformer voltage direct current high frequency supply rated transformer current rated transformer voltage direct current high frequency supply ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 3 stack stepper motor has 12 teeth on stator as well as on rotor. Determine the step size when each stack excited? 24°. 45°. 30°. 10°. 24°. 45°. 30°. 10°. ANSWER DOWNLOAD EXAMIANS APP
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