TX CMV Handbook: General Knowledge 7

Question 1

You can use a _______ to tell you when to shift.

Answer 1

tachometer

Question 2

The road you are driving on becomes very slippery due to glare ice. What should you do in such a situation?

Answer 2

Stop driving and park where it is safe to do so.

Question 3

When you downshift for a curve, you should ______________.

Answer 3

do so before you enter the curve

Question 4

If a straight vehicle goes into a front wheel skid, it will __________.

Answer 4

go straight ahead even if the steering wheel is turned

Question 5

While driving in cold weather, windshield washer _______ should be added to the washer reservoir.

Answer 5

antifreeze

Question 6

Retarders are used by _______, ________, _______, and ________.

Answer 6

exhaust, electrical, hydraulics, engine

Question 7

When driving, a loud bang, vibrations, or heavy steering can all indicate that a ______ has failed.

Answer 7

tire

Question 8

Moving vans, lowboys, and car carriers are all likely to get stuck at a raised railroad crossing. (T/F)

Answer 8

True

Question 9

Frequent changes of speed is a sign of aggressive driving. (T/F)

Answer 9

False
- Frequent changes of speed is a distracted driver trait.

Question 10

Bridge formulas permit ______________.

Answer 10

less max axle weight for axles that are close together

Question 11

________ is the tendency for long CMVs to swing wide on turns.

Answer 11

Off-tracking

Question 12

The purpose of _______ is to slow the vehicle while driving and reduce brake wear.

Answer 12

retarders

Question 13

___________ & ___________ provide extra gears on some trucks.

Answer 13

Multi-speed rear axles, auxiliary transmissions

Question 14

How do you test hydraulic brakes for leaks?

Answer 14

With the vehicle stopped, pump the pedal three times; apply firm pressure for 5 seconds, then hold and see if the pedal moves.

Question 15

Under-inflated tires and duals that touch are two causes of _______.

Answer 15

fires

Question 16

Regarding speed management, you should choose a speed that lets you stop within ______________.

Answer 16

the distance that you can see ahead

Question 17

When looking ahead of your vehicle while driving you should look ______________.

Answer 17

back and forth, near and far

Question 18

The braking effect of the engine is greatest when the engine is ________ the governed rpm and the transmission is in the ________ gears.

Answer 18

near, lower

Question 19

A class ABC fire extinguisher usually contains _______ to put out fires.

Answer 19

dry chemicals

Question 20

Trucks with a high center of gravity are more likely to _______ at the posted speed limit for a curve.

Answer 20

roll over/flip

Question 21

In rain, you should reduce your speed by ____.

Answer 21

1/3