Electrical Machines The breakdown torque of a synchronous motor varies as 1/V V² applied voltage V 1/V² 1/V V² applied voltage V 1/V² ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If the field winding connection of DC shunt motor is changed motor will become slow. It will run in same direction. It will run in opposite direction. motor will not run. motor will become slow. It will run in same direction. It will run in opposite direction. motor will not run. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines From no load to full load the slip will slightly decrease. slightly increase. None of these not change. slightly decrease. slightly increase. None of these not change. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a synchronous motor, damper windings are provided on stator frame. pole faces. None of these rotor shaft. stator frame. pole faces. None of these rotor shaft. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a DC motor under constant terminal voltage what is the relation between torque (Te) and power (P) T∝ P² T∝ P T is independent of P T∝ P³ T∝ P² T∝ P T is independent of P T∝ P³ ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines What is the frequency of a alternator, if P = number of poles and N = revolution made per second? 120P / N Hz. 120 / PN Hz. PN / 2 Hz. 120N / P Hz. 120P / N Hz. 120 / PN Hz. PN / 2 Hz. 120N / P Hz. ANSWER DOWNLOAD EXAMIANS APP
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