DC Generators The armature of dc machine is laminated in order to reduce Copper loss Eddy current loss Hysteresis loss Frictional loss Copper loss Eddy current loss Hysteresis loss Frictional loss ANSWER DOWNLOAD EXAMIANS APP
DC Generators The terminal voltage of a D.C. shunt generator drops on load because of all of the following reasons except Commutation Armature reaction Armature resistance drop Field weakening due to armature reaction and armature Commutation Armature reaction Armature resistance drop Field weakening due to armature reaction and armature ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a wave winding, the commutator pitch is approximately equal to Thrice the pole pitch Twice the pole pitch Pole pitch None of the listed here Thrice the pole pitch Twice the pole pitch Pole pitch None of the listed here ANSWER DOWNLOAD EXAMIANS APP
DC Generators The field coil of dc generator are usually made of Cast iron Copper Carbon Mica Cast iron Copper Carbon Mica ANSWER DOWNLOAD EXAMIANS APP
DC Generators Wave winding is composed of Any even number of conductors Any odd number of conductors That even number which is exact multiple of poles That even number which is exact multiple of poles + 2 Any even number of conductors Any odd number of conductors That even number which is exact multiple of poles That even number which is exact multiple of poles + 2 ANSWER DOWNLOAD EXAMIANS APP
DC Generators Open circuited armature coil of a D.C. machine is None of these Both of the listed here Identified by the scarring of the commutator segment to which open circuited coil is connected Indicated by a spark completely around the commutator None of these Both of the listed here Identified by the scarring of the commutator segment to which open circuited coil is connected Indicated by a spark completely around the commutator ANSWER DOWNLOAD EXAMIANS APP
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