Electric Traction MCQ Questions & Answers

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Current Affairs Interview Blog

Automatic signalling is used for which of the following trains ?

A) Mail and express trains B) Superfast trains C) Suburban and Urban electric trains D) All trains

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

Which of the following is the voltage for single phase A.C. system?

A) 22 V B) 440 V C) 5 kV D) 15 kV

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

_________ frequency is not common in low frequency traction system

A) 40 Hz B) 25 Hz C) 16 Hz D) None of these

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

Which of the following happens in Kando system?

A) Three phase A.C. is converted into D.C. B) Single phase A.C. is converted into D.C. C) Single phase supply is converted into three phase system D) None of the above

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

The coasting retardation is around

A) 0.16 km phps B) 1.6 km phps C) 16 km phps D) 40 km phps

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

Due to which of the following coefficient of adhesion improves?

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

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

Tractive effort is required to

A) Overcome the gravity component of train mass B) Overcome friction, windage and curve resistance C) Accelerate the train mass D) Do all of the above

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

Automatic signaling is used for which of the following trains?

A) Mail and express trains B) Superfast trains C) Suburban and Urban electric trains D) All trains

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

In case of steam engines the steam pressure is

A) 1 to 4 kgf/cm² B) 5 to 8 kgf/cm² C) 10 to 15 kgf/cm² D) 25 to 35 kgf/cm²

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

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

A) Resistance offered by air B) Friction at the track C) Friction at various parts of the rolling stock D) All of the above

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

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Electric Traction MCQ Questions & Answers | Electrical Engineering