Electrical Machines The commutator segments of DC machines are made up of copper hard-drawn copper brass copper alloy copper hard-drawn copper brass copper alloy ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A DC 4 pole lap wound generator is running at 1000 rpm having 1200 conductors and flux density is 10 mwb. find the generated emf? 20V 100V 200V 10V 20V 100V 200V 10V ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Dynamic braking can be used for compound motors. series motors. shunt motors. All of these compound motors. series motors. shunt motors. All of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If terminal voltage of one 1000 rpm shunt motor is reduced to half the speed of the motor will be 1000 rpm 2000 rpm 500 rpm 250 rpm 1000 rpm 2000 rpm 500 rpm 250 rpm ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which method is less recommendable for induction motor starting in the industries? Rotor resistance starting. Auto transformer starting. Direct online starting. Stator resistance starting. Rotor resistance starting. Auto transformer starting. Direct online starting. Stator resistance starting. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A DC generator beyond critical resistance will generate maximum power. maximum voltage. maximum current. no voltage. maximum power. maximum voltage. maximum current. no voltage. ANSWER DOWNLOAD EXAMIANS APP
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