Following Distance Quiz

When is a full stop required at railroad crossings?

• When the weather is bad

• When the nature of the cargo makes a stop mandatory under State or Federal regulations

• When there is a traffic jam

• When the train is visible

What can cause brake fade?

• Cold weather

• Wet roads

• Brakes getting very hot

• Low tire pressure

When preparing to take a long, steep downhill grade, what is the best gear to choose?

• A higher gear than you would use to climb the hill

• The same gear as climbing the hill

• A lower gear than you would use to climb the hill

• Neutral gear

What can retarder use cause when there is poor traction?

• Improved fuel efficiency

• Increased vehicle speed

• The drive wheels to skid

• Better brake performance

What should you use to hold the vehicle on a hill until the clutch engages?

• The accelerator

• The parking brake

• The steering wheel

• The horn

What happens to the brakes when a vehicle is heavier or moving faster?

• The brakes absorb less heat.

• The brakes absorb more heat.

• The brakes stop working.

• The brakes become cooler.

What is the proper use of the brake pedal on a steep downhill grade?

• Keep the brake pressed continuously.

• Release the brake when 5 mph under safe speed, then let speed come back up.

• Press the brake only at the bottom of the hill.

• Use the brake only in emergencies.

What factors should be considered when selecting a gear for driving downhill?

• Tire tread depth

• Length of the grade and truck weight

• Color of the truck

• Time of day

Image of a truck driving on a mountain road with a scenic background.

• A truck driving on a beach

• A truck driving in a city

• A truck driving in a desert

• A truck driving on a mountain road

What might you need to use in an emergency if hydraulic brakes fail?

• Accelerator

• Clutch

• Parking brake

• Horn