Electrical Machines When maximum starting torque is obtained, rotor power is ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines _____________ types of induction motor are widely used. Slip ring IM. Single phase IM. Squirrel cage IM. Three phase IM. Slip ring IM. Single phase IM. Squirrel cage IM. Three phase IM. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 100 KVA transformer is operating at 60 Hz, 240 V supply. The same transformer is operating at 50 Hz, 200 V supply. The new rating is 83.33 KVA 50 KVA 123.3 KVA 100 KVA 83.33 KVA 50 KVA 123.3 KVA 100 KVA ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The emf induced in a conductor rotating in a bipolar field is both of above. DC. None of these AC. both of above. DC. None of these AC. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Consider a separately excited DC motor. If the field current is increased while the armature terminal voltage is held constant, then speed of the motor Decrease. Remains same. None of these. Increase. Decrease. Remains same. None of these. Increase. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Brushes are always placed on--------------- , in order to achieve sparkles commutation? either GNA or MNA MNA GNA None of these either GNA or MNA MNA GNA None of these ANSWER DOWNLOAD EXAMIANS APP