DSL-204 Chap 34 Air Brake Circuits and Valves

DSL-204 Chap 34 Air Brake Circuits and Valves

University

20 Qs

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DSL-204 Chap 34 Air Brake Circuits and Valves

DSL-204 Chap 34 Air Brake Circuits and Valves

Assessment

Quiz

Professional Development

University

Practice Problem

Medium

Created by

Kurt Woulard

Used 36+ times

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20 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Technician A says that even if an air brake system springs a small leak, the air can be replenished without a loss of braking. Technician B says that noise accompanies the movement and exhausting or air.Who is correct?

Technician A only

Technician B only

Both Technician A and Technician B

Neither Technician A nor Technician B

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

All of the following are advantages of air brake systems over hydraulic systems, EXCEPT:

They enable easier and faster coupling and uncoupling of trailers from the tractor unit.

They can maintain brake pressure at higher altitudes.

The speed of air pressure transmission is higher.

The supply of air is limitless.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Generally, in the case of a tractor towing a trailer, the secondary circuit supplies pressure to the __________.

Tractor’s front axles

Tractor’s rear brakes and trailer

Trailer’s rear axles and tractor’s front axles

Trailer’s front axles

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What feature of air brake systems prevents a total loss of braking in the case of an air leak or component failure?

Primary air reservoir

Secondary brake circuit

Air supply system

Dual circuit system configuration

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the commonly used color of the primary brake circuit lines?

Blue

Green

Black

Red

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Compressors are __________.

Located in the cylinder head

Engine-driven

Normally closed

Like an in-line filtration system

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What type of valve removes water and oil that may contaminate the supply system air?

Drain

Pressure protection

Turbocharger cut-off

Inlet pressure regulating

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