Electrical Machines The slot edges in a DC machine are made of Fibre. Cast iron. Silicon steel. Mild steel. Fibre. Cast iron. Silicon steel. Mild steel. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines To get the speed of DC motor is more than normal without wastage of electrical energy _____________ is used. Rheostatic control. Any of above method. Ward Leonard control. None of above. Rheostatic control. Any of above method. Ward Leonard control. None of above. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a resistance split phase motor, what is the range of torque angle? 90° 25° to 30° 0° 70° to 85° 90° 25° to 30° 0° 70° to 85° ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The armature mmf of a DC machine has triangular space distribution and rotates at the speed of armature. trapezoidal space distribution and is stationary in space. stepped distribution and rotates at the speed of armature. triangular space distribution and is stationary in space. triangular space distribution and rotates at the speed of armature. trapezoidal space distribution and is stationary in space. stepped distribution and rotates at the speed of armature. triangular space distribution and is stationary in space. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Induction motors provided with open slots have leading power factor. more breakdown torque. less breakdown torque. higher efficiency. leading power factor. more breakdown torque. less breakdown torque. higher efficiency. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In an auto transformer, for what value of turn ratio, power transferred by inductively and conductively are same? 0 any of the above 1 0.5 0 any of the above 1 0.5 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS