Chapter 3 Flashcards

1
Q

Which of the following apparatus are MOST likely to have design problems

A

Apparatus built on government surplus or other used vehicle chassis

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2
Q

Which of the following is the most common place for accidents to occur?

A

Intersections

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3
Q

What should firefighters be wearing when performing spotting duties

A

Reflective vests

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4
Q

To maintain control when in an acceleration skid, the driver/operator should not apply brakes, but should instead ease off of the accelerator, and:

A

straighten out the front wheels as the vehicle begins to respond

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5
Q

Which of the following can cause poor traction?

A

Too little weight on driving axles

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6
Q

What should the driver/operator do if he or she loses sight of the spotter during backing?

A

Stop and set the parking brake.

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7
Q

While driving a vehicle equipped with anti-lock brakes:

A

maintain a steady pressure on the brake pedal until apparatus comes to a complete stop

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8
Q

In most jurisdictions, when civilian drivers encounter emergency vehicles responding with warning lights activated and audible devices sounding, they must

A

pull to the right, stop, clear intersections, and remain motionless

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9
Q

Which of the following is a guideline for keeping weight transfer to a minimum

A

Steering should be accomplished in a smooth and fluid motion

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10
Q

Which of the following is a factor that tiller operators must be particularly aware of

A

Proper overhead clearance

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11
Q

Which skill or ability is MOST needed to connect an intake hose to a hydrant?

A

Physical fitness

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12
Q

Which of the following is a guideline for loading hose while driving an apparatus?

A

Drive apparatus only in a forward direction.

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13
Q

At intersections with a red light, apparatus should:

A

be brought to a complete stop before proceeding.

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14
Q

Before placing apparatus in motion, the driver/operator should ensure any hose carried on apparatus:

A

will not come loose during travel.

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15
Q

How do drivers establish visual lead time

A

By scanning the path of travel far enough ahead based on their speed

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16
Q

Which of the following auxiliary brake devices uses a valve to restrict the flow of the exhaust, which creates back pressure that adds to the engine’s inherent braking ability?

A

Exhaust brake

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17
Q

Which of the following statements about shutting down a hot engine is MOST accurate?

A

Usually an idling time of three to five minutes is sufficient before shutting down

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18
Q

After the driver/operator perceives the need to stop the vehicle, the distance the apparatus travels while the driver/operator transfers his or her foot from the accelerator to the brake pedal is:

A

reaction distance.

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19
Q

On an aerial apparatus, which of the following refers to the angle formed by level ground and a line from the point where front tires touch the ground to the lowest projection at the front of the apparatus?

A

Angle of approach

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20
Q

What agency in the United States establishes basic requirements for licensing a driver?

A

Federal Department of Transportation (DOT)

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21
Q

NFPA® 1901, Standard for Automotive Fire Apparatus, requires a placard in every apparatus, listing:

A

vehicle height and weight in feet and tons

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22
Q

What must driver/operators complete before being allowed to drive under emergency conditions?

A

A thorough training program

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23
Q

Apparatus equipped with a diesel particulate filter (DPF) will have:

A

very clean exhaust emissions and no black smoke.

24
Q

refers to the distance that the vehicle travels from the time brakes are applied until the apparatus comes to a complete stop?

A

Braking Distance

25
Q

Which of the following is a guideline when working on, around, or under apparatus?

A

Always have a second person present.

26
Q

Driver/operators must perform practical driving exercises:

A

with each type of apparatus they are expected to drive.

27
Q

When responding to emergencies, apparatus should:

A

turn on headlights as part of the emergency response.

28
Q

In order for apparatus to come to a complete stop on show and ice, it may take

A

3 to 15 times greater distance than it does on dry pavement

29
Q

Which of the following transmits data to a radio receiver on a traffic light in order to preempt a signal at the intersection and will operate automatically as long as the apparatus is in range and the transmitter is turned on?

A

GPS Based Traffic Signal Preemption

30
Q

When driving downhill, which of the following should be done to prevent engine damage?

A

Lower downhill speed to lower than maximum rpm

31
Q

On apparatus equipped with a diesel particulate filter (DPF), which of the following lights up when the exhaust system is very hot, usually due to an active regeneration in process?

A

High Exhaust System Temperature indicator

32
Q

Which of the following statements about driver/operator training is MOST accurate?

A

All fire departments must establish and maintain a thorough training program

33
Q

Which of the following stability control systems applies brakes independently to aim the vehicle in the direction the operator positions the steering wheel?

A

Electronic stability control

34
Q

On an aerial apparatus, which of the following refers to the angle formed by level ground and a line from the point where the rear tires touch the ground to the bottom of the frame at wheelbase midpoint?

A

Breakover angle

35
Q

Weight carried on most apparatus can contribute to:

A

skidding or possible rollover due to lateral weight transfer.

36
Q

When preparing to start the apparatus, whether for emergency response or a routine trip, the driver/operator must first know the destination and

A

route of travel.

37
Q

When giving hand signals for backing apparatus, hand signals should be:

A

done in a slow, exaggerated motion.

38
Q

Which of the following is the MOST likely reason for a locked wheel skid?

A

Braking too hard at high speed

39
Q

Which of the following statements about warning devices is MOST accurate?

A

Use of warning devices should be limited to response to true emergencies.

40
Q

Which of the following statements about the written test for driver/operators is MOST accurate?

A

The style of questions may vary according to local needs.

41
Q

On apparatus equipped with a diesel particulate filter (DPF), which of the following lights up to indicate that the DPF is loading up with soot?

A

DPF indicator

42
Q

Which of the following is the primary reason for daily pretrip inspections?

A

Minimize mechanical failure

43
Q

Driver/operators are subject to any statute, rule, regulation, or ordinance that governs any other vehicle operator:

A

unless specifically exempt.

44
Q

When loading fire hose while driving the apparatus, the safety observer to the operation:

A

must be a member, other than driver/operator and the firefighters loading the hose.

45
Q

Which of the following is a guideline IFSTA recommends when backing apparatus?

A

Sound two short blasts of vehicle’s horn immediately before backing apparatus

46
Q

Which of the following statements about states/provinces and driver/operator regulations is MOST accurate?

A

States or provinces have latitude to alter federal requirements as necessary.

47
Q

Which of the following stability control systems becomes active when the antilock braking system computer senses an imminent roll over condition?

A

Roll stability control

48
Q

Which of the following generally accounts for a significant percentage of all damage repair costs for a fire department?

A

Backing accidents

49
Q

Any equipment not needed while driving to the scene must be

A

secured in brackets or contained in a storage cabinet.

50
Q

Which of the following automatically reduces engine torque and applies brakes to wheels that have lost traction and have begun to spin?

A

Automatic traction control (ATC)

51
Q

Why should firefighters open the bleeder valve or drain valve between the control valve and cap?

A

To ensure any trapped pressure is released

52
Q

Which of the following is recommended by IFSTA when backing apparatus?

A

Use one or more spotters

53
Q

Apparatus should be weighed after loading it with all equipment and personnel to ensure that axle loading is balanced:

A

within 7 percent from side to side.

54
Q

When more than one emergency vehicle is responding along the same route, they should travel:

A

at least 300 to 500 feet (90 to 150 m) apart.

55
Q

Which of the following is a reason that diesel engines should not be idled unnecessarily?

A

May cause damage to internal engine components and emission systems

56
Q

Which of the following would MOST likely be exempt when emergency vehicles have their audible and visual warning lights on?

A

Speed limits

57
Q

What is the purpose of the Driver Controlled Differential Lock (DCDL)?

A

Improve traction and handling