DC Generators Small dc machines generally have _____ poles. 6 8 4 2 6 8 4 2 ANSWER DOWNLOAD EXAMIANS APP
DC Generators A 4-pole dc machine has _____ magnetic circuits. 2 8 6 4 2 8 6 4 ANSWER DOWNLOAD EXAMIANS APP
DC Generators The armature core of a D.C. generator is usually made of Cast-iron Silicon steel Nonferrous material Copper Cast-iron Silicon steel Nonferrous material Copper ANSWER DOWNLOAD EXAMIANS APP
DC Generators The open circuit voltage of a compound generator is 250 V. At full load the terminal voltage None of these May be greater or less than 250 V Will always be 250 V Will be less than 250 V None of these May be greater or less than 250 V Will always be 250 V Will be less than 250 V ANSWER DOWNLOAD EXAMIANS APP
DC Generators The greatest percentage of heat loss in a dc machine is due to ______ Copper loss Eddy current loss Hysteresis loss Frictional loss Copper loss Eddy current loss Hysteresis loss Frictional loss ANSWER DOWNLOAD EXAMIANS APP
DC Generators For the same rating, a dc machine has_______ an ac machines. More weight than The same weight as Less weight than None of the listed here More weight than The same weight as Less weight than None of the listed here ANSWER DOWNLOAD EXAMIANS APP
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