Electrical Machines Which of the following is not a part of transformer? Commutator. Tap changer. Radiator. Conservator tank. Commutator. Tap changer. Radiator. Conservator tank. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Poles of DC machine are often laminated to reduce pulsation loss. reduce armature reaction. reduce iron weight. dissipate more heat. reduce pulsation loss. reduce armature reaction. reduce iron weight. dissipate more heat. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Eddy current loss will depends on All of these Thickness Frequency Flux density All of these Thickness Frequency Flux density ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Torque developed in the rotor is not dependent on the slip either of these directly proportional to slip inversely proportional to slip not dependent on the slip either of these directly proportional to slip inversely proportional to slip ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a synchronous motor torque or load angle δ ------------- with increase in load remains unaffected increases None of these decreases remains unaffected increases None of these decreases ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Autotransformer makes effective saving on copper and copper losses, when its transformation ratio is equal to approx to one. greater than one. very low less than one. approx to one. greater than one. very low less than one. ANSWER DOWNLOAD EXAMIANS APP
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