Study Mode - General Knowledge

171

Which of these rigs have more chances to "off-track" while making turn?

Tractor with 45-feet trailer. ✓ CORRECT

Tractor with two 27-feet trailers.

53-feet straight truck.

172

How much space in front of you is needed while driving on a highway?

1 second for each 10 feet of vehicle length. ✓ CORRECT

1 second for each 20 feet of vehicle length.

1 second for each 30 feet of vehicle length.

173

Medicine used to treat the common cold:

Should only be used when driving at daytime.

Often makes you sleepy and should not be used while driving. ✓ CORRECT

May still be used while driving if you use half of a regular dose.

174

Which of these you should NOT do in an emergency situation?

You should brake in a way that keeps your vehicle in a straight line.

It is not important how you brake in an emergency situation. ✓ CORRECT

You should avoid using the brakes until your speed is down to 40 mph.

175

The primary cause of fatal crashes is:

Driving at night.

Driving while eating.

Driving too fast. ✓ CORRECT

176

A car suddenly cuts in front of you, creating a hazard. Which of these actions should you NOT take?

Honk your horn and stay close behind the car. ✓ CORRECT

Signal and change lanes to avoid hazard.

Slow down to prevent a crash.

177

What should you do when you see a hazard in the roadway ahead of you?

Steer around it and get back in your lane.

Stop quickly and pull to the side of the road.

Use your four-way flashers or brake lights to warn others. ✓ CORRECT

178

If your brakes fail on a downgrade, you must first:

Look outside your vehicle for another means of slowing you. ✓ CORRECT

Hit some object in order to stop your vehicle.

Find an escape ramp in order to exit the roadway.

179

You should always turn on your emergency four-way flashers when you:

Drive through the mountains.

Park on the side of the road. ✓ CORRECT

Cross railway tracks.

180

You should always turn on your emergency four-way flashers when you:

Drive through the mountains.

Park on the side of the road. ✓ CORRECT

Cross railway tracks.