Electrical Machines Which of the following machine will have maximum efficiency? DC motor. Electrical power transformer. Induction motor. Electrical power generator. DC motor. Electrical power transformer. Induction motor. Electrical power generator. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If the applied voltage to a dc machine is 230 V, then the back emf, for maximum power developed, is 200 V 230 V 115 V 460 V 200 V 230 V 115 V 460 V ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In DC generator, full form of MNA is what? Magnetic neutral armature co-ordinate. Magnetic no-load axis. Magnetically no-load armature co-ordinate. Magnetic neutral axis. Magnetic neutral armature co-ordinate. Magnetic no-load axis. Magnetically no-load armature co-ordinate. Magnetic neutral axis. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following voltage regulation method is accurate ? Synchronous impedance method MMf method ZPF method American standard association method Synchronous impedance method MMf method ZPF method American standard association method ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Armature reaction in DC generators will result in increase in slip. short circuit. reduction in generated emf. open circuit. increase in slip. short circuit. reduction in generated emf. open circuit. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The voltmeter connected across a generator reads voltage same at no load and at full load (rated). The generator is of the type level compound. short - shunt generator. shunt generator. series generator. level compound. short - shunt generator. shunt generator. series generator. ANSWER DOWNLOAD EXAMIANS APP
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