Electrical Machines We can apply source transformation to voltage source when a resistance is connected to it in 15 HP. 10 HP. 14 HP. 13 HP. 15 HP. 10 HP. 14 HP. 13 HP. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Flux density under trailing pole tips in case of generator will decrease increase None of these either increase or decrease decrease increase None of these either increase or decrease ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Generator works on the principle of production both A and B. static induced emf. None of these dynamically induced emf. both A and B. static induced emf. None of these dynamically induced emf. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The principle of dynamically induced emf is utilized in choke. thermocouple. generator. transformer. choke. thermocouple. generator. transformer. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 200 V DC machine supplies 20 A at 200 V as a generator. The armature resistance is 0.2 Ω. If the machine is now operated as a motor at same terminal voltage and current but with the flux increased by 10%, the ratio of motor speed to generator speed is 1.06 0.95 0.96 0.87 1.06 0.95 0.96 0.87 ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Breather is provided in a transformer to provide cold air in transformer. absorb moisture of air during breathing. filter the transformer oil. absorb moisture from air entering in transformer. provide cold air in transformer. absorb moisture of air during breathing. filter the transformer oil. absorb moisture from air entering in transformer. ANSWER DOWNLOAD EXAMIANS APP
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