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181
Which of these is true about mirror adjusting?
You should adjust your mirrors before starting the trip. ✓ CORRECT
You should adjust your mirrors while you are driving.
The mirrors could be adjusted correctly even if the trailer is not straight.
182
When you are driving on a snow packed road, you should reduce your speed by:
1/3
1/4
1/2 ✓ CORRECT
183
The bridge formula:
Permits less maximum axle weight for the axles that are close together. ✓ CORRECT
Permits less maximum axle weight for the axles that are far apart.
Permits the same maximum axle weight for any axle.
184
Which of these is true about hours of service?
After you have reached a thousand of hours of service you’ll be exempt a service regulation.
You should allow enough hours to rest. ✓ CORRECT
You have to make a break after every two hours of driving.
185
Which of these is true about the use of drugs while driving?
Prescription or non-prescription drugs are allowed at any time of driving.
Use of amphetamine is allowed if you are using this drug to stay alert.
Prescription drugs are allowed if a doctor says they will not affect the driving ability. ✓ CORRECT
186
Which of these is true about proper use of a steering wheel?
If you do not hold a wheel with both hands it could pull away from you. ✓ CORRECT
If you have reached a cruising speed on a highway you can drive with one hand.
Only with an attempt of a difficult turn use both hands on the wheel.
187
When helper needs to be used to back your vehicle?
Only if you need to park.
Whenever you have to back. ✓ CORRECT
Only if you have a trailer on your vehicle.
188
To avoid an accident you moved to the shoulder. To return to the road:
Ride on shoulder to the next exit and then re-enter the road.
Using mirrors and turn signals turn sharply to get back to the road. ✓ CORRECT
Using mirrors and turn signals return when the road is clear.
189
Which of these would NOT help if windshield covered with ice?
Brush. ✓ CORRECT
Scraper.
Defroster.
190
Which of these would NOT help if windshield covered with ice?
Brush. ✓ CORRECT
Scraper.
Defroster.