Electrical Engineering MCQs

Page No. 50

In case of steam engines the steam pressure is_______________?


a1 to 4 kgf/cm2


b5 to 8 kgf/cm2


c10 to 15 kgf/cm2


d25 to 35 kgf/cm2


View Answer 10 to 15 kgf/cm2

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


aSteam engine


b Diesel engine


cBattery locomotive


dAny of the above


View Answer Battery locomotive

Electric locomotives in India are manufactured at______________?


aJamalpur


bBangalore


cChittranjan


dGorakhpur


View Answer Chittranjan

The efficiency of diesel locomotives is nearly_______________?


a20 to 25 percent


b30 to 40 percent


c45 to 55 percent


d60 to 70 percent


View Answer 20 to 25 percent

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


aLucknow


bBhopal


c Jaipur


d Chandigarh


View Answer Jaipur

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


a reduce friction


b increase friction


cfacilitate braking


dfacilitate in taking turns



Overload capacity of diesel engines is usually restricted to_______________?


a 2 percent


b10 percent


c20 percent


d 40 percent


View Answer 2 percent

In a steam locomotive electric power is provided through_____________?


aoverhead wire


bbattery system`


c small turbo-generator


ddiesel engine generator



Long distance railways use which of the following ?


a200 V D.C.


b25 kV single phase A.C.


c25 kV two phase A.C.


d25 kV three phase A.C.



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


aFaster acceleration


b No pollution problems


cBetter braking action


dAll of the above


View Answer Faster acceleration

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