COMPLETE REAL EXAM QUESTIONS AND CORRECT
ANSWERS (VERIFIED ANSWERS ) /COMPREHENSIVE
STUDY GUIDE/GRADE A+ ASSURED !!
How do you test a parking brake? - ANSWER-Put the truck in
drive with the parking break engaged, ease on the gas pedal,
and see if the parking break holds the truck back.
what do you check when you check your tires? - ANSWER-tire
mounting and air pressure (note: you do this every 2 hrs or 100
miles)
what is controlled braking? - ANSWER-Braking as hard as you
can without locking the wheels, with very little steering wheel
movements. if wheels lock, release, and do it again.
what can cause skidding? - ANSWER--over braking
-over steering
-over acceleration
-driving to fast
what are the two basic reasons for covering cargo? - ANSWER-
-protect people from cargo spillage
, -protect cargo from the weather
Foundation brakes are used at each wheel. the most common
type is what - ANSWER-S-cam drum brake
warning signal comes on before air pressure reaches what? -
ANSWER-55 psi
when will the spring breaks fully come on? - ANSWER-20-45 psi
(typically 2030 psi)
perception distance + reaction distance + brake lag distance +
braking distance = - ANSWER-total stopping distance
what is total stopping distance going 45 mph - ANSWER-346'
build air pressure until governer cut out, which is? - ANSWER-
roughly 120-
140psi
how many leaf springs have to be missing for the truck to be
put out of service?
- ANSWER-more than 1/4