# Electrical Traction MCQs Part 1

Electrical Engineering MCQs on Electrical Traction MCQs Part 1

## For diesel locomotives the range of horsepower is

For diesel locomotives the range of horsepower is

1. 1500 to 2500
2. 3000 to 5000
3. 50 to 200
4. 500 to 1000

Correct answer: 1. 1500 to 2500

## Long distance railways utilize

Long distance railways utilize

1. 200 V DC
2. 25 kV single phase AC
3. 25 kV three phase AC
4. 25 kV two phase AC

Correct answer: 2. 25 kV single phase AC

## Tractive effort is required to

Tractive effort is required to

1. Accelerate the train mass
2. Do All of these
3. Overcome friction, windage and curve resistance
4. Overcome the gravity component of train mass

Correct answer: 2. Do All of these

## An ideal traction system should have

An ideal traction system should have

1. Easy speed control
2. Equipment capable of withstanding large temporary loads
3. High starting tractive effort
4. All of these

Correct answer: 4. All of these

## When a bogie negotiates a curve, reduction in adhesion occurs resulting in sliding. Thus sliding is acute when

When a bogie negotiates a curve, reduction in adhesion occurs resulting in sliding. Thus sliding is acute when

1. Degree of curvature is more
2. Wheel base of axles is more
3. Both of above
4. None of above

Correct answer: 3. Both of above