Electrical Engineering MCQs

Page No. 51

For diesel locomotives the range of horsepower is_______________?


a50 to 200

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b500 to 1000

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c1500 to 2500

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d3000 to 5000

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View Answer 1500 to 2500

Which of the following is the voltage for single phase A.C. system ?


a22 V

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b 440 V

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c5 kV

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d None of the above

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View Answer 22 V

Main traction systems used in India are, those using______________?


aelectric locomotives

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bdiesel engine locomotives

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cdiesel engine locomotives

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dall of the above

✓


View Answer all of the above

The horsepower of steam locomotives is______________?


aup to 1500

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b1500 to 2000

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c2000 to 3000

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d3000 to 4000

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View Answer up to 1500

The speed of a locomotive is controlled by_______________?


aflywheel

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bgear box

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capplying brakes 11.

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dregulating steam flow to engine

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_________ locomotive has the highest operational availability?


aElectric

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bDiesel

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c Steam

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dNone of them

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View Answer Electric

The overall efficiency of steam locomotive is around_____________?


a5 to 10 percent

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b15 to 20 percent

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c25 to 35 percent

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d35 to 45 percent

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View Answer 5 to 10 percent

A.C. servomotor is basically a____________?


auniversal motor

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b single phase induction motor

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ctwo phase induction motor

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dthree phase induction motor

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Which of the following is the non-linearity caused by servomotor ?


aStatic friction

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bBacklash

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cSaturation

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dNone of the above

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View Answer Saturation

Which of the following is the best method for determining the stability and transient response ?


aRoot locus

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bBode plot

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cNyquist plot

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dNone of the above

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View Answer Root locus

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