Amtrak Airbrake Midterm Exam Questions and Answers 100% Solved
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Course
Amtrak
Institution
Amtrak
Amtrak Airbrake Midterm Exam
Questions and Answers 100% Solved
What happens with the straight air brake system when air pressure is
increased? - Brakes applied
What happens with the automatic brake system when air pressure is
increased? - Breaks release
What is the source of air used in the a...
enough to cause the control valves to move to emergency position
What does Lap mean - ✔✔All ports closed
What is an example of the straight air system - ✔✔Independent brake valve
Why is automatic brake valve fail safe - ✔✔Emergency brake apply when
train air continuity breaks
Device that applies breaks to the wheel - ✔✔Brake cylinder
How does the piston retract - ✔✔Spring
Where is air stored on a freight car - ✔✔Auxiliary reservoir
Where is air store on a locomotive - ✔✔Main res number two
What device makes air - ✔✔Air compressor
What is the rate of reduction for a service rate - ✔✔550
What is the rate of Reduction for an emergency rate - ✔✔930
How does an air compressor on a Emd get power - ✔✔Shaft driven
How does the air compressor on an EMD get cooled - ✔✔Water cooled
How does the air compressor on a GE get power - ✔✔Electric
How does the air compressor on a GE get cool - ✔✔Air
To stage a compressor where does the air go to get cooled - ✔✔Intercooler
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