Related Questions

When the equivalent circuit diagram of doouble squirrelcage induction motor is constructed the two cages can be considered
A in series
B in parallel
C in series-parallel
D in parallel with stator
The e.m.f. generated by a shunt wound D.C. generator is E. Now while pole flux remains constant, if the speed of the generator is doubled, the e.m.f. generated will be
A $$\frac{{\text{E}}}{2}$$
B 2E
C Slightly less than E
D E
A separately excited generator as compared to a self-excited generator
A Is amenable to better voltage control
B Is more stable
C Has exciting current independent of load current
D Has all above features
Which of the following components of a D.C, generator plays vital role for providing direct current of a D.C. generator?
A Dummy coils
B Commutator
C Eye bolt
D Equalizer rings
The losses occurring in a D.C. generator are given below. Which loss is likely to have highest proportion at rated load of the generator?
A Hysteresis loss
B Field copper loss
C Armature copper loss
D Eddy current loss
In a sample of 50 people, 19 had type O blood, 22 had type A blood, 7 had type B blood and 2 had type AB blood. If a person is selected randomly, find the probability that the person has neither type A nor type O blood?
A 15/25
B 31/50
C 11/25
D 9/50
The term 'Plastic Money' applies to --
A Bank draft made of plastic coated paper
B Currency notes printed on plastic coated paper
C Credit cards mainly issued by banks
D Currency notes impregnated with plastic thread
The term 'memory' applies to which one of the following
A Logic
B Storage
C Input Device
D Output Device
E None of these
The term "memory" applies to which one of the following
A Logic
B Storage
C Control
D Input device
E None of the above
What denotes in the fall in the exchange rate of one currency in terms of the others? This term is usually applies to the floating exchange rate.
A Currency appreciation
B Currency depreciation
C Currency devaluation
D Currency float

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