In D.C. generators, lap winding is used for______________?
		A. high voltage, high current
B. low voltage, high current
C. high voltage, low current
D. low voltage, low current
		A. high voltage, high current
B. low voltage, high current
C. high voltage, low current
D. low voltage, low current
		A. speed
B. load
C. voltage
D. speed and voltage
		A. same kW rating
B. the same operation r.p.m.
C. the same droog voltage characteristics
D. same percentage regulation
		A. Series generator
B. Shunt generator
C. Over compound generator
D. Flat compound generator
		A. Shunt generators
B. Series generators
C. Compound generators
D. None of the above
		A. to increase the series flux
B. to increase the generated e.m.f.
C. to reduce the combined effect of ar-mature reaction of both the machines
D. so that the two identical machines will pass approximately equal cur¬rents to the load
		A. Series generator
B. Shunt generator
C. Compound generator
D. Separately excited generator