Alternators The voltage regulation of an alternator for a pf of 0.8 lagging is _______at unity pf. Greater than Smaller than None of the listed here The same as Greater than Smaller than None of the listed here The same as ANSWER DOWNLOAD EXAMIANS APP
Alternators In case of turbo-alternators the rotor is usually made of Forged steel Cast iron Laminated stainless steel Manganese steel Forged steel Cast iron Laminated stainless steel Manganese steel ANSWER DOWNLOAD EXAMIANS APP
Alternators Three phase alternators are invariably star commected because Magnetic losses are the minimum Higher terminal voltage is obtained Small conductors can be used Less turns of wire are required Magnetic losses are the minimum Higher terminal voltage is obtained Small conductors can be used Less turns of wire are required ANSWER DOWNLOAD EXAMIANS APP
Alternators Voltage drop in an alternator when under load is due to ______ All of the listed here Armature reactance Armatute reaction Armature resistance All of the listed here Armature reactance Armatute reaction Armature resistance ANSWER DOWNLOAD EXAMIANS APP
Alternators The speed of a salient pole machine is nearly 3000 rpm 1000 rpm 1500 rpm 500 rpm 3000 rpm 1000 rpm 1500 rpm 500 rpm ANSWER DOWNLOAD EXAMIANS APP
Alternators The full load efficiency of an alternator _______with increases in speed. Remains unchanged Increases None of the listed here Decreases Remains unchanged Increases None of the listed here Decreases ANSWER DOWNLOAD EXAMIANS APP
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