Electrical Machines Commonly used starters of cage motor is star delta. both A and B. DOL. None of these star delta. both A and B. DOL. None of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Regenerative braking is not found in which motor? DC shunt. Induction motor. DC compound. DC series. DC shunt. Induction motor. DC compound. DC series. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines To increase starting torque of a 3-phase slip ring induction motor, preferred method is to increase supply voltage None of these rotor resistance supply frequency supply voltage None of these rotor resistance supply frequency ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following is/are the methods to reduce the armature reaction and its effects? All of these pole chamfering compensating winding pole stacking All of these pole chamfering compensating winding pole stacking ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines What type of dielectric material is used in capacitors used for fans and for power factor correction? Glass. Oil impregnated paper. Vacuum. Mica. Glass. Oil impregnated paper. Vacuum. Mica. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A large series motor is never started without some mechanical on it because otherwise it will Produce sparking at brushes. Open fuse or circuit breaker. Draw too much current. Develop excessive speed and damage itself. Produce sparking at brushes. Open fuse or circuit breaker. Draw too much current. Develop excessive speed and damage itself. ANSWER DOWNLOAD EXAMIANS APP
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