Electrical Machines In a 6 pole DC machine, 90 mechanical degrees correspond to which of the following electrical degree? 45. 30. 270. 180. 45. 30. 270. 180. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The dc motor which can provide zero speed regulation at full load without any controller, is shunt. differential compound. series. cumulative compound. shunt. differential compound. series. cumulative compound. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The field divertor resistance for a DC series motor is of order of 10 Ω 100 Ω 50 Ω 0.1 Ω 10 Ω 100 Ω 50 Ω 0.1 Ω ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The primary and secondary windings of a transformer are mechanically linked. conductively linked. electrically linked. inductively linked. mechanically linked. conductively linked. electrically linked. inductively linked. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In dc machines, the armature windings are placed on the rotor because of the necessity for generation of voltage development of torque commutation electromechanical energy conversion generation of voltage development of torque commutation electromechanical energy conversion ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In auto transformer if the turn ratio is K, what is the power transferred inductively? K × input power both A and B None of these (1-K) × input power K × input power both A and B None of these (1-K) × input power ANSWER DOWNLOAD EXAMIANS APP
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