ELECTRIC TRACTION QUIZ

Vacuum is created by which of the following?

Any of the listed here

Vacuum pump

Ejector

None of the listed here

TRUE ANSWER : ?
YOUR ANSWER : ?

The air resistance to the movement of the train is proportional to

speed

(speed)3

1/speed

(speed)2

TRUE ANSWER : ?
YOUR ANSWER : ?

Overload capacity of diesel engines is usually restricted to

6 percent

4 percent

2 percent

8 percent

TRUE ANSWER : ?
YOUR ANSWER : ?

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

Steam engine

All of the listed here

Battery locomotive

Diesel engine

TRUE ANSWER : ?
YOUR ANSWER : ?

Suri transmission is

Mechanical electrical

Hydro pneumatic

Hydro mechanical

Electrical pneumatic

TRUE ANSWER : ?
YOUR ANSWER : ?

In India diesel locomotives are manufactured at

Bangalore

Ajmer

Jamalpur

Varanasi

TRUE ANSWER : ?
YOUR ANSWER : ?

_________ locomotive has the highest operational availability.

Electric

Diesel

All of the listed here

Steam

TRUE ANSWER : ?
YOUR ANSWER : ?

For three-phase induction motors which of the following is the least efficient method of speed control?

Pole changing

Rheostat control

Combination of cascade and pole changing

Cascade control

TRUE ANSWER : ?
YOUR ANSWER : ?

Power for lighting in passenger coach, in a long distance electric train, is provided

Through individual generator of bogie and batteries

Through locomotive

Directly through overhead electric line

Through rails

TRUE ANSWER : ?
YOUR ANSWER : ?

In India, electrification of railway track was done for the first time in which of the following years?

1925 - 1932

1920-1925

1940-1942

1935 - 1938

TRUE ANSWER : ?
YOUR ANSWER : ?

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