IFSTA DRIVEROPERATOR FULL

IFSTA DRIVER/OPERATOR FULL

QUESTIONS AND CORRECT ANSWERS

ALREADY PASSE ATEST

UPDATE.

⫸ Vehicles with air brakes have a momentary delay of ____ before sufficient

air pressure is sent to the brake to operate. Answer: 0.4 seconds

⫸ When an apparatus NOT equipped with ABS goes into a skid. Answer:

release the brake to allow wheels to move freely and turn wheels in direction of the skid

⫸ _______ breaking system incorporated "dry road/slipper road" switches.

Answer: Front brake-limiting valve type

⫸ front brake-limiting valve type braking systems reduced air pressure on the front steering axle by ___ when switched into slipper-road position.

Answer: 50%

⫸ With the switch in the slippery-road position, the braking capabilities

were actually reduced by _____. Answer: 25%

⫸ Some fire apparatus are now equipped with _____ braking systems that augment and work in conjunction with the vehicle's conventional service

brakes. Answer: Electromagnetic

⫸ Under normal conditions, electromagnetic braking systems do not activate at speeds under ___ mph. Answer: 2 mph 1 / 2

⫸ _____ helps improve traction on slippery roads by reducing drive wheel

over-spin. Answer: Automatic traction control (ATC)

⫸ In general, it is best to _____ passing vehicles that are not pulling over to

yield the right-of-way to the fire apparatus. Answer: Avoid

⫸ avoid passing vehicles on the _____. Answer: Right side

⫸ Snow chains tend to lose their effectiveness in snow that is deeper than

____. Answer: 8 inches

⫸ It takes ___ to ___ times more distance for a vehicle to come to a complete

stop on snow and ice than it does on dry concrete. Answer: 3 to 15 times

⫸ ____ may include air horns, bells, mechanical sires, or electronic sirens.

Answer: Audible warning devices

⫸ Studies have shown that civilian drivers respond better to sounds that.

Answer: frequently change pitch

⫸ At speeds above ___ an emergency vehicle may "outrun" the effective

range of its audible warning device. Answer: 50 mph

⫸ A study has shown that a vehicle moving at 40 mph can project an audible warning 300 ft in front of a vehicle, while a vehicle moving at 60

mph is only audible for ___. Answer: 12 feet

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