Ambient air normal air - Study guides, Class notes & Summaries

NFPA 10 Exam 71 Questions with Verified Answers When should wheeled fire extinguishers be considered? - CORRECT ANSWER • High hazard areas are present. • Limited available personnel are present. Requiring: High agent flow rate, Increased agent stream range, increased agent capacity NON-DOT low pressure fire extinguisher cylinders that pass a hydrostatic test shall have the following recorded on a label: - CORRECT ANSWER • Month and year test was performed (perforated) • Test pre...

Z-51 Written Exam Questions and Complete Solutions In a steam turbine, what is the function of a Kingsbury thrust bearing? A) Maintain first stage steam pressure. B) Compensate for coupling misalignment. C) Adjust shaft torque at start up. D) Maintain axial positioning of the rotor shaft. - Answer: D) Maintain axial positioning of the rotor shaft. The ratio of actual pressure of water pressure in the atmosphere to the saturated pressure of given temperature is A) partial pressure....

Combustion can occur within a range of concentration of fuel vapor and air; this range is referred to as the: A) vapor pressure range. B) surface to mass range. C) flammable (explosive) range. D) oxidation (combustion) range. - ANSWER-C Which statement describes the factor that MOST influences compartment fire development? A) Whether the fire is fuel-limited or ventilation-limited B) Whether the fuel is cellulose-based or petroleum-based C) Ratio of square footage to ceiling height of ...

What is the first thing a tech should do when arriving at a no combustion call? - Answer- Ask how many times the customer reset the unit. What is the best long term solution for preventing a clogged nozzle? - Answer- -Remove any underground storage tanks. -Install a quality oil filter. -Cut the suction line 10" above the tank outlet to prevent sludge. Hot water and steam valves are interchangeable. - Answer- False When in the presence of a flame, a cad cell normally reads.. - Answe...

TCFP Firefighter I and II Exam Questions With Answers Latest Updated 2024 (GRADED A+) A dry hydrant provides access to a: Select one: A. static water source. B. portable water tank. C. municipal water system. D. cistern or well. - A. static water source. An object in motion possesses which kind of energy as a result of that motion? Select one: A. Entropic B. Inertial C. Kinetic D. Potential - C. Kinetic Fire fighters may need to hold on to the ________ while filling a self-expanding ...

IFSTA 7 Question Bank with Complete Questions & Answers 100% Verified IFSTA 7 Question Bank with Complete Questions & Answers 100% Verified IFSTA 7 Question Bank with Complete Questions & Answers 100% Verified IFSTA 7 Question Bank with Complete Questions & Answers 100% Verified Which product of combustion acts as a chemical asphyxiant by excluding oxygen from the blood, leading to hypoxia of the brain and tissues? A) Carbon dioxide (CO2) B) Carbon monoxide (CO) C) Aerosolized fuel particle...

Gleim Private Pilot FAA Knowledge Test Guide Gleim Private Pilot FAA Knowledge Test Guide What is one purpose of wing flaps? To enable the pilot to make steeper approaches to a landing without increasing the airspeed. One of the main functions of flaps during approach and landing is to: Increase the angle of descent without increasing the airspeed. What is the purpose of the rudder on an airplane? To control yaw. Which is not a primary flight control surface? A. Flaps B. Stabilat...

1 CPSGT PT.1 EXAM | QUESTIONS & ANSWERS (VERIFIED) | LATEST UPDATE | GRADED A+ Informed consent may be _________, ________, or _________. Correct Answer: written, verbal or implied. List 5 Basic Principles of informed consent Correct Answer: 1. PT has the right to information 2. Questions regarding diagnosis or treatment should be referred to physician 3. Risks and discomforts to patients should be listed. 4. Participation in all procedures is voluntary. 5. Consent may be signed by...

EPA SECTION 608 CORE (2021-2022 revision) A disposable cylinder should be reduced to what pressure before scrapping? a. 0 psig b. 20 psig c. 50 psig d. 80 psig A major system repair is being performed on a R-22 appliance. What CANNOT be done to recharge the appliance? a. Add R-22 after the repair is complete. b. Retrofit the unit to R-407C. c. Use recovered or recycled R-22 from the same owner. d. Top off the unit with R-410a. A refillable cylinder must not be filled above what ...

When the right A/C threshold is 10 dB and the left A/C threshold is 80 dB what will occur once 3 5dB increases of masking have been presented to the right ear? A) Overmasking B) Undermasking C) Central masking D) Effective masking - ANSWER-B Spondees are used for determining _____________? A) MCL B) UCL C) SRT D) WRS - ANSWER-C A 31 yr old female patient/client has a bilateral conductive hearing loss. She reports that her mother had a stapedectomy when she was about her same...