Safety valve - Study guides, Class notes & Summaries

Minnesota Special Engineer Boiler License Exam Prep (2023/2024 Update) | Questions and Verified Answers| 100% Correct Q: A feed water line must have what two valves? Answer: Check & stop Q: After a new boiler is installed, what must be performed? Answer: Hydrostatic test Q: All stationary boilers of what pressure must have 2 valves on the blow off line? Answer: 100psi Q: How is boiler efficiency calculated? Answer: Output divided by input Q:...

Illinois BOF State Exam Questions and Answers Already Passed one of the most important ways to pay attention to the surroundings in a hazardous environment is for the ff to maintain: situational awareness Tenders combined with __________ can efficiently provide large volumes of water to a fire ground operation. portable water tanks how are flammability limits and explosive limits related they are interchangeable terms meaning the same thing using the nuclear, biological, and ch...

General Knowledge for Fire Safety Director Exam Questions With Correct Answer Which is NOT a part of the monthly visual inspection of the standpipe? - answerConduct a hydrostatic test of the standpipe system What is the main purpose of the roof manifold? - answerFirefighting and testing of the standpipe system Which best describes the primary purpose of the upper check valve located under a roof water storage tank? - answerTo stop water from going into the tank If water is flowing from ...

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...

NFPA 1001 is the: A. Standard for Fire Fighter Professional Qualifications. B. Standard for Industrial Fire Brigades. C. Standard for Fire Department Occupational Safety and Health Programs. D. Standard for Blood Borne Pathogen Training. - Correct answer-A One of the primary functions of the truck/ladder company is: A. performing forcible entry to the fire building. B. directing traffic at the scene. C. laying supply lines for engine companies. D. fire attack. - Correct answer-A OSHA m...

FDNY S-92 Questions and Answers Rated A+ The following are types of what? LPG, CNG, piped natural gas or solid fuel (coke). Portable fueled salamanders/space heaters National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Limit (REL) for carbon monoxide 35 parts per million (ppm) over an 8 hour period What is the third leading cause of fires in buildings under construction ? temporary heating What is direct heat flow through matter? CONDUCTION What is the transport...

When connecting a 3-phase motor the three lines (T1,T2 and T3) are usually connected to __________. - L1, L2, and L3 Electricians use __________ to prevent damage to electrical wiring running to the machine. - rigid and flexible conduit When the wire or foil strip inside a fuse melts, the fuse is said to be __________. - blown The difference between a fuse and a circuit breaker is __________. - circuit breakers can be reset and used again The amount two electrical...

Nicet Level 1 water-based systems Practice Exam Questions and Answers 100% Pass What is a purpose of a control valve - Answer-Control Flow to water based fire protection system The gauge on the quick opening device shall indicate _____ as compared to the gauge on the system side of the dry pipe valve? - Answer-the same pressure What type of test shall be provided when a valve is returned to service to determine that the valve is open? - Answer-Valve status test What is a fire service mai...

FDNY Z51 RMO Questions and Answers 100%Verified Graded A+ already passed!! the efficiency of the refrigerant cycle is affected by the operation of the condenser. Of the following, a more efficient centrifugal compressor operation results from - correct answer lowering the condenser pressure In most semi hermetic compressors, the suction vapor is used for - correct answer cools the motor The amount of refrigerant that flows through the orifices of an economizer is determined by the - corre...

_________ are necessary for complete combustion correct answer: time, temperature, mixture, and atomization if the steam pressure gauge indicates 200 PSIG, the absolute pressure is______ correct answer: 214.7 a boiler is operating at 400 PSI, and the safety valve opens at 410 PSI and closes at 398 PSI. The blowdown is______psi correct answer: 12 an oil cooler is commonly used with a(n) ________ when operating in conjunction with a turbo-generator correct answer: steam turbine a b...