Electrical Machines Example of double excited machine is Both are correct. None of these Synchronous motor. DC Shunt Motor Both are correct. None of these Synchronous motor. DC Shunt Motor ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Armature of DC machine is made of silicon steel. non-ferrous material. insulating material. conducting material. silicon steel. non-ferrous material. insulating material. conducting material. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following DC generators has rising V-I characteristics? None of them. Compound. Shunt. Series. None of them. Compound. Shunt. Series. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Rotating magnetic field is produced in an induction motor because of either stator winding or rotor winding. stator winding. rotor winding. None of these either stator winding or rotor winding. stator winding. rotor winding. None of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines When applied rated voltage per phase is reduce to one half, the starting torque of three phase squirrel cage induction motor becomes 1/4 of the intial value 1/2 of the initial value 4 time the initial value twice the initial value 1/4 of the intial value 1/2 of the initial value 4 time the initial value twice the initial value ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines To avoid formation of grooves in the commutator the brushes of same polarity should track each other. brush position has no effect on the commutator grooving. None of these the brushes of opposite polarity should track each other. the brushes of same polarity should track each other. brush position has no effect on the commutator grooving. None of these the brushes of opposite polarity should track each other. ANSWER DOWNLOAD EXAMIANS APP
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