Electrical Machines In a synchronous motor hunting can be reduced to minimum possible by using a flywheel. providing damper winding in the rotor pole faces. any of above methods. designing the motor for adequate synchronizing power. using a flywheel. providing damper winding in the rotor pole faces. any of above methods. designing the motor for adequate synchronizing power. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines For standing a DC motor a starter is required because None of these it limits the speed of the motor. It starts the motor. it limits the starting current to a safe value. None of these it limits the speed of the motor. It starts the motor. it limits the starting current to a safe value. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In an ideal DC generator the regulation is positive. low. high. zero. positive. low. high. zero. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Slot wedges in a dc machine is made up of cast iron. fibre. silicon steel. mild steel. cast iron. fibre. silicon steel. mild steel. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines With the increases in field excitation of a DC generator, its generated emf increases. increases upto a limit and then remains almost constant. decreases. remains constant. increases. increases upto a limit and then remains almost constant. decreases. remains constant. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The overall power factor of an on load transformer is always leading. depends on the power factor of the load. is always unity. is always lagging. is always leading. depends on the power factor of the load. is always unity. is always lagging. ANSWER DOWNLOAD EXAMIANS APP
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