DC Generators Permeance is the reciprocal of Resistance Ampere turns Reluctance Flux density Resistance Ampere turns Reluctance Flux density ANSWER DOWNLOAD EXAMIANS APP
DC Generators The coupling field between electrical and mechanical systems of a dc machine is ______ None of the listed here Magnetic field Electric field Both electrical and magnetic fields None of the listed here Magnetic field Electric field Both electrical and magnetic fields ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a long shunt compound wound generator , the shunt field is connected in parallel with Series field Parallel combination of armature and series field Armature Series combination of armature and series field Series field Parallel combination of armature and series field Armature Series combination of armature and series field ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a dc machine, the number of commutator segment is equal to None of the listed here Numbers of conductors Number of coils Twice the number of poles None of the listed here Numbers of conductors Number of coils Twice the number of poles ANSWER DOWNLOAD EXAMIANS APP
DC Generators To avoid formation of grooves in the commutator of a D.C. machine The brushes of same polarity should track each other The brushes of opposite polarity should track each other Brush position has no effect on the commutator grooving All of these The brushes of same polarity should track each other The brushes of opposite polarity should track each other Brush position has no effect on the commutator grooving All of these ANSWER DOWNLOAD EXAMIANS APP
DC Generators The terminal voltage of a series generator is 150 V when the load current is 5 A. If the load current is increased to 10 A, the terminal voltage will be 150 V Greater than 150 V None of these Less than 150 V 150 V Greater than 150 V None of these Less than 150 V ANSWER DOWNLOAD EXAMIANS APP
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