Electrical Machines A DC generator can be considered as rectifier. prime mover. power pump. rotating amplifier. rectifier. prime mover. power pump. rotating amplifier. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines For a DC machine having P no of pole pairs Z no of conductors having length L of resistivity ρ and cross section S are arranged. what is the armature resistance for lap-winding ? PZL/4SP² PZL/4S PZL/4Sa² PZL/ 4Sa PZL/4SP² PZL/4S PZL/4Sa² PZL/ 4Sa ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Dynamic braking is very effective for differential compound motors. separately excited motors. shunt motors. series motors. differential compound motors. separately excited motors. shunt motors. series motors. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The functions of inter poles are reduce cross magnetization effect and improve commutation None of these nullify reactance voltage and improve the commutation. both 1 and 2 reduce cross magnetization effect and improve commutation None of these nullify reactance voltage and improve the commutation. both 1 and 2 ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following DC motors has got maximum relieving property? Series. Differentical compound. Shunt. Cummulative compound. Series. Differentical compound. Shunt. Cummulative compound. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Rotating magnetic field is produced in an induction motor because of rotor winding. stator winding. either stator winding or rotor winding. None of these rotor winding. stator winding. either stator winding or rotor winding. None of these ANSWER DOWNLOAD EXAMIANS APP
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