AIR BRAKES PRACTICE TEST - MICHIGAN

6. The ________ brake system applies and releases the brakes when the driver uses the brake pedal during normal driving.
parking
service
emergency
7. If you must drive through a deep puddle you should:
apply the brakes until your speed reaches 40 mph.
slow down and place transmission in a low gear.
speed up to get through the puddle as quickly as possible.
8. At 55 mph, the total stopping distance for vehicles with air brake systems traveling in ideal conditions is:
over 250 feet.
over 450 feet.
less than 250 feet.
9. If the ABS is not working:
the vehicle will have no brakes.
the vehicle will have weak brakes.
you still have normal brake functions.
10. The s-cam forces the brake shoes away from one another and presses them against the inside of the brake drum. It is called the s-cam because:
it applies a "Shock" to the brakes.
"S" stands for "Shoes".
it is shaped like the letter "S".
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