- (A) neutralise the commutating self induced e.m.f.
- (B) neutralise the armature reaction flux
- (C) neutralise both the armature reaction flux as well as commutating e.m.f. induced in the coil
- (D) perform none of the above functions
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- (A) series generator
- (B) shunt generator
- (C) compound generator
- (D) self-excited generator
- (A) separately excited generator
- (B) shunt generator
- (C) series generator
- (D) compound generator
- (A) to supply traction load
- (B) to supply industrial load at constant voltage
- (C) voltage at the toad end of the feeder
- (D) for none of the above purpose
- (A) increase
- (B) decrease
- (C) remain unaffected
- (D) fluctuate heavily
- (A) voltage of the incoming generator should be same as that of bus bar
- (B) polarity of incoming generator should be same as that of bus bar
- (C) all the series fields should be run in parallel by means of equilizer connection
- (D) series fields of all generators should be either on positive side or negative side of the armature
- (E) all conditions mentioned above should be satisfied
- (A) any even number of conductors
- (B) any odd number of conductors
- (C) that even number which is exact multiple of poles + 2
- (D) that even number which is exact multiple of poles
- (A) brushes should be of proper grade and size
- (B) brushes should smoothly run in the holders
- (C) smooth, concentric commutator properly undercut
- (D) all of the above
- (A) there is no load on|he generator
- (B) the generator runs on full load
- (C) the generator runs on overload
- (D) the generator runs on designed speed
- (A) negligibly low
- (B) equal to no-load terminal voltage
- (C) more than no-load terminal voltage
- (D) less than no-load terminal voltage
