CLP Managing Space and Speed 2

Question 1

When following another vehicle on a highway at 55 mph, what is the minimum following distance recommended for a CMV under ideal conditions?

Accepted Answer

6 seconds

Answer

4 seconds

Answer

5 seconds

Answer

7 seconds

Question 2

A loaded tanker truck is traveling at 60 mph. Compared to an empty tanker at the same speed, how does stopping distance compare?

Accepted Answer

Loaded may take longer to stop due to liquid surge

Answer

Loaded stops faster due to more traction

Answer

Loaded stops in about the same distance

Answer

Loaded stops faster because brakes work harder

Question 3

You are driving a 60-foot CMV at 55 mph. At minimum, how many seconds of following distance should you maintain?

Accepted Answer

7 seconds

Answer

5 seconds

Answer

6 seconds

Answer

8 seconds

Question 4

What is the primary reason CMVs require more stopping distance on wet roads compared to dry roads?

Accepted Answer

Tires lose traction, increasing stopping distance by up to 40%

Answer

Engine braking is less effective

Answer

Air brakes take longer to apply in rain

Answer

Heavier vehicles absorb more water weight

Question 5

When should a CMV driver begin reducing speed before entering a curve?

Accepted Answer

Well before the curve

Answer

At the start of the curve

Answer

Midway through the curve

Answer

After the curve straightens

Question 6

A CMV is descending a long steep grade. Which technique best manages speed?

Accepted Answer

Select a low gear before starting the descent and use engine braking

Answer

Use the service brakes continuously at low pressure

Answer

Shift to a higher gear and coast down

Answer

Pump the brakes every 500 feet

Question 7

What is 'brake fade' and when is it most likely to occur?

Accepted Answer

Brakes overheat and lose effectiveness, most common on long downgrades

Answer

Brakes freeze in cold weather, most common in winter

Answer

Brake pedal becomes spongy due to air in lines, most common after repairs

Answer

Brakes grab suddenly, most common on wet roads