DC Generators Magnetic field in a D.C. generator is produced by Permanent magnets Electromagnets Both (A) and (B) None of these Permanent magnets Electromagnets Both (A) and (B) None of these ANSWER DOWNLOAD EXAMIANS APP
DC Generators The current in armature conductors of a dc machine is ______ Pure dc Ac Pure dc plus pulsating dc Pulsating dc Pure dc Ac Pure dc plus pulsating dc Pulsating dc ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a D.C. machine stray loss is the sum of Iron loss and mechanical loss Total copper loss and mechanical loss Shunt field copper loss and mechanical loss Armature copper loss and iron loss Iron loss and mechanical loss Total copper loss and mechanical loss Shunt field copper loss and mechanical loss Armature copper loss and iron loss ANSWER DOWNLOAD EXAMIANS APP
DC Generators An 8 pole, 250 V, wave wound generator has 400 conductors. If the generator is to be lap wound, the number of conductors required is ______ 800 1600 3200 100 800 1600 3200 100 ANSWER DOWNLOAD EXAMIANS APP
DC Generators The resistance of armature winding depends on Number of conductors All of the listed here Length of conductor Cross sectional area of the conductor Number of conductors All of the listed here Length of conductor Cross sectional area of the conductor ANSWER DOWNLOAD EXAMIANS APP
DC Generators Stray losses consist of Mechanical and copper losses Magnetic and copper losses None of the listed here Magnetic and mechanical losses Mechanical and copper losses Magnetic and copper losses None of the listed here Magnetic and mechanical losses ANSWER DOWNLOAD EXAMIANS APP
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