Extra 2

Front 1

Breaking forcefully when driving a combination unit vehicle may cause:

Back 1

Your wheels to lock up your vehicle to jack knife or skid.

Front 2

The brakes tires and suspension of a combination unit work best when:

Back 2

The vehicle is loaded.

Front 3

A jackknife occurs when:

Back 3

The power unit in vehicle it is towing form an angle of 90 degrees or less.

Front 4

Anti-lock braking systems ( ABS ) are:

Back 4

Designed to help prevent wheel lock up caused by over braking on slippery road surfaces.

Front 5

When stopping in an emergency with ABS brakes you should:

Back 5

Apply firm continuous pressure to the brake pedal.

Front 6

An engine brake retarder is:

Back 6

More efficient at a higher engine RPM and in a lower transmission gear, restricted in residential areas.

Front 7

When driving through large amounts of water on the roadway you should:

Back 7

Apply a slight constant pressure on the brakes.

Front 8

To dry out your breaks during extremely wet conditions you should:

Back 8

Apply a slight pressure to the brakes for a short distance.

Front 9

Runaway lanes are:

Back 9

Lanes designed to help slow and stop a vehicle if it's brakes fail.

Front 10

in an ideal driving conditions passenger cars and light trucks should be at least how many seconds behind a vehicle they are following?

Back 10

2 seconds.

Front 11

And ideal conditions a truck that is 17.6 long should be at least how many seconds behind the vehicle it is following?

Back 11

5 seconds