Electrical Engineering MCQs

Page No. 50

In case of steam engines the steam pressure is_______________?


a1 to 4 kgf/cm2

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b5 to 8 kgf/cm2

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c10 to 15 kgf/cm2

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d25 to 35 kgf/cm2

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View Answer 10 to 15 kgf/cm2

Which of the following drives is suitable for mines where explosive gas exists ?


aSteam engine

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b Diesel engine

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cBattery locomotive

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dAny of the above

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View Answer Battery locomotive

Electric locomotives in India are manufactured at______________?


aJamalpur

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bBangalore

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cChittranjan

✓


dGorakhpur

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View Answer Chittranjan

The efficiency of diesel locomotives is nearly_______________?


a20 to 25 percent

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b30 to 40 percent

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c45 to 55 percent

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d60 to 70 percent

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View Answer 20 to 25 percent

Which of the following state capitals is not on broad gauge track ?


aLucknow

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bBhopal

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c Jaipur

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d Chandigarh

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View Answer Jaipur

The wheels of a train, engine as well as bogies, are slightly tapered to_____________?


a reduce friction

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b increase friction

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cfacilitate braking

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dfacilitate in taking turns

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Overload capacity of diesel engines is usually restricted to_______________?


a 2 percent

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b10 percent

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c20 percent

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d 40 percent

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View Answer 2 percent

In a steam locomotive electric power is provided through_____________?


aoverhead wire

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bbattery system`

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c small turbo-generator

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ddiesel engine generator

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Long distance railways use which of the following ?


a200 V D.C.

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b25 kV single phase A.C.

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c25 kV two phase A.C.

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d25 kV three phase A.C.

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Which of the following is an advantage of electric traction over other methods of traction ?


aFaster acceleration

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b No pollution problems

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cBetter braking action

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dAll of the above

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View Answer Faster acceleration

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