DC Generators The armature core of a D.C. generator is usually made of Cast-iron Silicon steel Copper Nonferrous material Cast-iron Silicon steel Copper Nonferrous material ANSWER DOWNLOAD EXAMIANS APP
DC Generators The current in armature conductors of a dc machine is ______ Pure dc Pure dc plus pulsating dc Ac Pulsating dc Pure dc Pure dc plus pulsating dc Ac Pulsating dc ANSWER DOWNLOAD EXAMIANS APP
DC Generators The real working part of a dc machine is the ______ Commutator None of the listed here Field winding Armature winding Commutator None of the listed here Field winding Armature winding ANSWER DOWNLOAD EXAMIANS APP
DC Generators Stray losses consist of Mechanical and copper losses Magnetic and copper losses Magnetic and mechanical losses None of the listed here Mechanical and copper losses Magnetic and copper losses Magnetic and mechanical losses None of the listed here ANSWER DOWNLOAD EXAMIANS APP
DC Generators The main drawback of a dc shunt generator is that It is expensive Shunt field circuit has high resistance Generated voltage is small Terminal voltage drops considerably It is expensive Shunt field circuit has high resistance Generated voltage is small Terminal voltage drops considerably ANSWER DOWNLOAD EXAMIANS APP
DC Generators Number of tapings for each equalizer ring is equal to Number of commutator segments Number of poles Number of pole pairs Number of parallel paths Number of commutator segments Number of poles Number of pole pairs Number of parallel paths ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS