Question 1

The resistance encountered by a train in motion is on account of

Accepted Answer

A) resistance offered by air 
B) friction at the track 
C) friction at various parts of the rolling stock 
D) all of the above 
A) resistance offered by air 
B) friction at the track 
C) friction at various parts of the rolling stock 
D) all of the above

Question 2

Battery operated trucks are used in

Accepted Answer

A) steel mills 
B) power stations 
C) narrow gauge traction 
D) factories for material transportation 
A) steel mills 
B) power stations 
C) narrow gauge traction 
D) factories for material transportation

Question 3

Due to which of the following co-efficient of adhesion improves ?

Accepted Answer

A) Rust on the rails 
B) Dust on the rails 
C) Sand on the rails 
D) All of the above 
A) Rust on the rails 
B) Dust on the rails 
C) Sand on the rails 
D) All of the above

Question 4

Which of the following is the advantage of electric braking ?

Accepted Answer

A) It avoids wear of track 
B) Motor continues to remain loaded during braking 
C) It is instantaneous 
D) More heat is generated during braking 
A) It avoids wear of track 
B) Motor continues to remain loaded during braking 
C) It is instantaneous 
D) More heat is generated during braking

Question 5

Overload capacity of diesel engines is usually restricted to

Accepted Answer

A) 2 percent 
B) 10 percent 
C) 20 percent 
D) 40 percent 
A) 2 percent 
B) 10 percent 
C) 20 percent 
D) 40 percent

The resistance encountered by a train in motion is on account of

Battery operated trucks are used in

Due to which of the following co-efficient of adhesion improves ?

Which of the following is the advantage of electric braking ?

Overload capacity of diesel engines is usually restricted to

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Exam 11: Locomotives and Train Systems

The resistance encountered by a train in motion is on account of

Battery operated trucks are used in

Due to which of the following co-efficient of adhesion improves ?

Which of the following is the advantage of electric braking ?

Overload capacity of diesel engines is usually restricted to

Electric Motors: Selection, Types, and Applications

Motor Selection and Applications in Various Industries

Motor for Various Applications

Motor and Drive System

Motor and Crane Technology: Understanding the Different Types and Applications

Electric Motors and Drives: Exploring Speed, Control, and Efficiency

Contactors, Motors, and Load Torques

Electrical Drives and Components

Motors and Drives for Industrial Applications

Motor and Power Systems

Traction Systems and Locomotive Performance

Filters