Electrical Machines In salient pole synchronous machine, the reluctance power varies as sinδ cosδ cos2δ sin2δ sinδ cosδ cos2δ sin2δ ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines For which of the following loads, armature reaction is magnetizing in nature? pure capacitive load pure resistive load pure inductive load None of these pure capacitive load pure resistive load pure inductive load None of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Larger values of air flux density is taken while designing IM for none. larger output. both. larger bore diameter. none. larger output. both. larger bore diameter. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Consider the following statements regarding dc machines : 1. possible resistance of shunt-field winding is 1 Ω 2. possible resistance of series-field winding is 1 Ω 3. electrographite brushes are used for 230 V, 10 A machines 4. Copper-graphite brushes are used for 230 V, 10 A machines 5. Possible armature-circuit resistance is 1 Ω From these, the correct statements are 2, 3 , 5 1, 3, 5 2, 4 ,5 1, 4 2, 3 , 5 1, 3, 5 2, 4 ,5 1, 4 ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following DC generators has rising V-I characteristics? Shunt. Series. Compound. None of them. Shunt. Series. Compound. None of them. 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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