2024年最新のNFPAテストCFPS問題集豪華セット無料最新の問題集をゲット！ [Q18-Q42]

質問 18
According to the Consumer Products Safety Commission, what type of fabric is used 51% of the time on upholstered furniture?

Thermoplastic

Leather

Cellulosic

Coated PVC

質問 19
Which OSHA regulation addresses storage and handling of liquefied petroleum gas?

1910.107

1910.108

1910.110

1910.119

質問 20
Heat transfer oils can be used up to

600° F (315° C).

650° F(343° C).

700° F (371° C).

750° F (399C).

Explanation
650° F(343° C).
Heat transfer oils are fluids that are used to transfer heat from one source to another in various industrial applications, such as chemical processing, oil refining, power generation, and food processing. Heat transfer oils can be classified into two types: mineral oils and synthetic oils. Mineral oils are derived from petroleum and have a lower cost and a lower flash point than synthetic oils.Synthetic oils are made from organic or silicone compounds and have a higher thermal stability and a higher flash point than mineral oils1 The maximum temperature that heat transfer oils can be used up to depends on the type and quality of the oil, as well as the design and operation of the heat transfer system. Different oils have different boiling points, viscosity, thermal conductivity, and thermal degradation rates.Generally, synthetic oils can withstand higher temperatures than mineral oils, but they are also more expensive and may require special handling and storage1 According to the web search results, the maximum temperature that heat transfer oils can be used up to ranges from 300°C to 400°C (572°F to 752°F), depending on the specific product and manufacturer.For example, the product brochure from Klüber Lubrication states that their heat transfer oils have an application range of operating temperatures up to 550°F (288°C)2.The product data sheet from Sinopec states that their heat transfer oils can be used up to 540°F (282°C)3.The product information from Paratherm states that their high temperature heat transfer fluids have service temperatures of 3°C to 357°C (37°F to 675°F)4. Therefore, based on these sources, the closest answer to the question is B. 650° F(343° C). However, it is important to note that the maximum temperature that heat transfer oils can be used up to may vary depending on the specific conditions and requirements of each application.
References:
Heat Transfer Fluids – A Comparison of Types1
High-temperature heat transfer fluids – Dow5
Heat Transfer Oils – klueber.com2
Heat Transfer Oil Suppliers | Heat Transfer Oils include low …3
High Temperature Heat Transfer Fluids | Paratherm4

質問 21
Fire alarm visible appliance source intensity is measured in

lux.

candela.

lumen.

foot candle.

質問 22
After an emergency incident has occurred, a post-incident critique of the emergency preparedness procedure should be conducted covering the detection of the incident, implementation of incident command, and

cause of the incident.

notification, alerting and warning procedures.

total time of the incident.

where the incident occurred.

Explanation
The correct answer is B. After an emergency incident has occurred, a post-incident critique of the emergency preparedness procedure should be conducted covering the detection of the incident, implementation of incident command, andnotification, alerting and warning procedures. These are some of the key elements of an effective emergency response that need to be evaluated and improved after an incident.A post-incident critique is a systematic review of the actions and decisions taken during an emergency incident, with the aim of identifying lessons learned, best practices, gaps, and corrective actions1.A post-incident critique should involve all the relevant stakeholders, such as emergency responders, emergency managers, facility managers, and affected community members2.A post-incident critique should also follow a structured format, such as the one suggested by the Federal Emergency Management Agency (FEMA)3:
Introduction: The facilitator introduces the purpose, objectives, ground rules, and agenda of the critique session.
Incident Overview: The facilitator provides a brief summary of the incident, including the date, time, location, type, size, and impact of the incident.
Timeline Review: The facilitator leads a chronological review of the major events and actions that occurred during the incident, using a timeline or a log as a reference.
Strengths and Areas for Improvement: The facilitator solicits feedback from the participants on what went well and what needs to be improved, focusing on the following topics:
Detection of the incident: How was the incident detected and reported? How timely and accurate was the information? How effective were the communication systems and protocols?
Implementation of incident command: How was the incident command system established and maintained? How clear and appropriate were the roles and responsibilities of the incident commander and other staff? How well did the incident command coordinate with other agencies and organizations?
Notification, alerting and warning procedures: How were the internal and external stakeholders notified, alerted, and warned about the incident? How timely and accurate were the messages?
How effective were the methods and channels of communication?
Other topics: Depending on the nature and scope of the incident, other topics may include resource management, operational tactics, safety and security, public information, recovery and restoration, etc.
Action Plan: The facilitator summarizes the main findings and recommendations from the critique session, and assigns responsibilities and deadlines for implementing the corrective actions.
Conclusion: The facilitator thanks the participants for their contributions, and provides information on how the results of the critique will be documented and shared.

質問 23
NFPA 25 requires initial testing of representative samples of fast response sprinklers after

5 years.

10 years.

20 years.

50 years.

質問 24
To be considered a family day-care home, what is the maximum allowable number of clients?

Two

Four

Six

Twelve

質問 25
A multistage centrifugal fire pump is defined as

a pump installed on more than one floor or one building.

requiring more than one input location connection.

being able to operate with a diesel, steam or electric driver.

having two or more impellers on one shaft as a single unit.

質問 26
Typical fire pump drivers reach maximum brake horsepower between

65-85% of rated capacity.

90-100% of rated capacity.

110-125% of rated capacity.

140-170% of rated capacity.

質問 27
Computers and other information technology equipment are particularly susceptible to

special extinguishing agents.

heat, steam, and combustion products.

light, hoselines, and airborn dust.

foam, metal powders, and dry chemicals.

質問 28
Response Time Index (RTI) is a value applicable to

Amount of time required for water to reach the most remote sprinkler.

Measure of thermal sensitivity of the air evacuation device of a dry pipe sprinkler system.

Measure of thermal sensitivity of a sprinkler’s activation.

Measure of thermal sensitivity of a wet pipe sprinkler system’s alarm device.

質問 29
Zebra mussel pipe obstructions are largely concentrated around the Great Lakes and

Colorado River areas.

Mississippi River areas.

Lake Mead areas.

Salt Lake areas.

質問 30
Explosions or fires from flammable gas or oil fuel vapor-air mixtures may be prevented by ventilation and controls that keep the flammable vapor content below what percent of the lower flammable limit of the vapor-air mixture?

15%

25%

35%

45%

質問 31
Environmental Protection Agency standards require solid waste be treated as hazardous if it is a listed waste and/or meets the characteristics prescribed by the standard for toxicity, reactivity, corrosivity, and

solubility.

compactability.

lignitability.

treatability.

質問 32
What type of fire pump has a pressure range that can exceed 300 psi (2,068 kPa)?

Horizontal-end suction

Suction in-line

Split case

Vertical turbine

質問 33
For wet-pipe automatic sprinkler systems, the only proper way to test the operation of a vane-type water flow alarm initiating device is to open the

main (2 in. diameter) drain.

valve at the inspector’s test connection.

alarm test by-pass valve at the system’s main riser.

check valve from the city connection.

Explanation
valve at the inspector’s test connection.
For wet-pipe automatic sprinkler systems, the only proper way to test the operation of a vane-type water flow alarm initiating device is to open the valve at the inspector’s test connection. This is a small valve that is located at the end of a pipe that is connected to the sprinkler system, usually at the most remote or highest point. The inspector’s test connection simulates the flow of a single sprinkler head and activates the vane-type water flow switch, which in turn triggers the fire alarm panel and the external alarm devices.Opening the valve at the inspector’s test connection also allows the water to drain from the system, preventing corrosion and freezing1234 Opening the main (2 in. diameter) drain is not a proper way to test the operation of a vane-type water flow alarm initiating device, because it does not create enough flow to activate the switch. The main drain is used to drain the entire sprinkler system for maintenance or repair purposes, and it is usually located at the main riser or the fire department connection.Opening the main drain may also cause a pressure drop in the system, which could affect the performance of the sprinklers1234 Opening the alarm test by-pass valve at the system’s main riser is not a proper way to test the operation of a vane-type water flow alarm initiating device, because it does not simulate the actual flow of a sprinkler head.
The alarm test by-pass valve is used to test the operation of the external alarm devices, such as the water motor gong or the electric bell, without activating the fire alarm panel. The alarm test by-pass valve is usually located near the alarm check valve or the water flow switch, and it allows water to flow through a small orifice to the alarm devices.Opening the alarm test by-pass valve does not create enough flow to activate the vane-type water flow switch1234 Opening the check valve from the city connection is not a proper way to test the operation of a vane-type water flow alarm initiating device, because it does not create any flow in the sprinkler system. The check valve from the city connection is used to prevent the backflow of water from the sprinkler system to the city water supply, and it is usually located at the fire department connection or the main riser.Opening the check valve from the city connection does not affect the water flow in the sprinkler system, and it does not activate the vane-type water flow switch1234 References:
Fire Sprinkler Flow Switch & Tamper Switch Inspection & Maintenance3
Sprinkler System Water Flow Device Testing – ORR Protection2
VSR-AT Auto-Test Waterflow Alarm Switch | Potter Electric4
WFDNA Series Vane-type Waterflow Detectors – Steel Fire Equipment5

質問 34
What type of process hazard analysis program addresses the prevention of flammable and hazardous materials released from containment?

Fault tree

Process safety

Management of change

Mechanical integrity

質問 35
Potassium bicarbonate is a dry chemical agent considered to be twice as effective as

Asodium bicarbonate.

monoammonium phosphate.

sodium chloride.

potassium sulfide.

質問 36
Fire alarm systems audible appliances ratings are usually stated as a sound pressure level (SPL) at what distance?

1 ft (0.31 m)

10 ft (3.05 m)

15 ft (4.57 m)

20 ft (6.10 m)

質問 37
Power for driving fire pumps is selected on the basis of reliability, adequacy, economy, and

efficiency.

safety.

adaptability.

ecology.

質問 38
Critical Radiant Flux is used to classify

roofing materials.

interior wall finishes.

interior floor finishes.

exterior materials.

質問 39
Panic hardware devices are designed to facilitate the release of the latching device on a door with a pressure note xceeding

5 pounds (2.3 kg.) is applied in the direction of exit travel.

10 pounds (4.5 kg.) is applied in the direction of exit travel.

15 pounds (6.8 kg.) is applied in the direction of exit travel.

20 pounds (9.1 kg.) is applied in the direction of exit travel.

質問 40
In a large-scale test organized by the Fire Protection Research Foundation (FPRF) to study the interaction between sprinklers, roof vents, and draft curtains, what factor made the test results difficult to interpret for use in field applications?

External environmental forces on the test building

The number of vents used during the tests

The use of an exhaust to an abatement system

The controlled nature of the tests

質問 41
The maximum distance between hangers for an automatic fire sprinkler system for a threaded lightwall steel pipe of 2 in. diameter is

15 ft.

12 ft.

10 ft.

8 ft.

質問 42
The minimum carbon dioxide design concentration for extinguishment of an ethylene fire is

34%

40%

43%.

49%.

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