Electrical Engineering : Electric Traction QUESTIONS AND ANSWERS :: part2 : 16 to 20
Following Electrical Engineering Multiple choice objective type questions and answers will help you in BSNL JTO, GATE 2024 and IES 2024 examinations :
16.Which of the following is the disadvantage of electric traction over other systems of traction ? |
| Corrosion problems in the under-ground pipe work |
| Short time power failure interrupts traffic for hours |
| High capital outlay in fixed instal-lations beside route limitation |
| Interference with communication lines |
17.The resistance encountered by a trainin motion is on account of |
| resistance offered by air |
| friction at the track |
| friction at various parts of the rolling stock |
| all of the above |
18.The rate of acceleration on suburban orurban services is restricted by the consideration of |
| Engine power |
| Track curves |
| Passenger Discomfort |
| Track size |
19.Quadrilateral speed-time curve pertains to which of the following services ? |
| Main line service |
| Urban service |
| Sub-urban service |
| Urban and sub-urban service |
20.Locomotive having monomotor bogies |
| has better coefficient of adhesion |
| are suited both for passanger as well as freight service |
| has better riding qualities due to the reduction of lateral forces |
| has all above qualities |
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