What is btu - Study guides, Class notes & Summaries
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ASVAB MEPS Exam 223 Questions with Verified Answers,100% CORRECT
- Exam (elaborations) • 24 pages • 2023
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ASVAB MEPS Exam 223 Questions with Verified Answers 
 
A radar is designed to report the track of an aircraft every second. If this radar reports 30 tracks in one minute, what percentage of the time did the radar track the aircraft? - CORRECT ANSWER 50% 
 
Jerry walked a dog from 6:40 a.m. to 7:30 a.m. one day. If he was paid at the rate of $6 per hour, how much did he earn that day? - CORRECT ANSWER $5.00 
 
A woman is looking for a bigger square office. She finds an office twice the area of he...
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G2 Final Exam Questions and answers with 100% Complete Solutions | verified &updated 2024
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G2 Final Exam Questions and answers with 100% Complete Solutions | verified &updated 2024 
What is the min. diameter for a leak test gauge? - 3" 
Amp meter can read? - Conductor magnetic field. 
What would the primary voltage to the furnace be? - 120/1/60 
What is the function of the intermittent pilot? - Stays on during the main burner operation. 
What is the millivolt power output of a closed circuit thermocouple? - 10 - 15 mv dc 
A pilot with a lazy yellow flame indicates? - Orifice is too la...
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HVAC NATE Heat Pump Exam (Latest 2024/ 2025 Update) 100% Correct Questions and Verified Answers| Grade A
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HVAC NATE Heat Pump Exam (Latest 2024/ 2025 Update) 100% Correct Questions and Verified Answers| Grade A 
 
Q: What is the absolute pressure at sea level if a gauge pressure is 35 psig? 
 
 
Answer: 
 49.7psia 
 
 
 
Q: 100,000 BTUH output furnace. 
Return air temp is 65F. 
Supply air is 135F. 
What is the CFM? 
 
 
Answer: 
 1323CFM 
 
 
 
Q: What is the best method of repair when a residential supply diffuser is noisy because of a loose vane? 
 
 
Answer: 
 Replace the diffuser. 
 
 
 
Q: When...
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BOMA – HVAC QUESTIONS AND ANSWERS 100% PASS
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BOMA – HVAC QUESTIONS AND 
 
ANSWERS 100% PASS 
 
Two basic categories of chillers are the 
compression cycle and absorption 
The five requirements for comfort are proper temperature, humidity, filtration, and ventilation 
circulation 
The primary function of an expansion device is to 
produce a reduction in the pressure on the liquid refrigerant, regulate the flow of refrigerant into 
the evaporator, lower the boiling point of the refrigerant far enough below the temperature of the 
load to g...
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2024 update DC Third testing Questions and Answers 100% Pass
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2024 update DC Third testing Questions and 
Answers 100% Pass 
The component in which liquid vapor by absorbing heat is called? - Correct Answer ️️ - 
Evaporator 
Select the best answer electrical grounding method? - Correct Answer ️️ -Metal stake 
drive 8 foot into the ground. 
A _____ valve should be used for throttling purpose? - Correct Answer ️️ -Globe 
What is the acceptable range for residual sodium sulfite in the boiler maintain? - Correct 
Answer ️️ -30-70 
What is the B...
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A-49 / Supervision Of Storage, Handling And Use Of Aerosol Questions With 100% Correct Answers Latest Updated 2024 Already Graded!!
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A-49 / Supervision Of Storage, Handling And Use Of Aerosol Questions With 100% Correct Answers Latest Updated 2024 Already Graded!! Aerosols contain propellants and ____ which can be flammable and hazardous, 
especially under certain temperatures and pressure conditions. - Correct AnswerChemicals. 
Aerosols are classified into ____ levels. - Correct Answer-3 
Aerosol products in cartons that are not identified shall be classified as ____. - Correct 
Answer-Level 3. 
What is required to store, ha...
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Nyc high pressure boiler license Exam Questions with Correct Answers
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Nyc high pressure boiler license 
Exam Questions with Correct 
Answers 
 
The minimum blowdown for a spring loaded safety valve shall be of what percent of set 
pressure? - Answer-10% 
How is the main steam pressure gages tested? - Answer-With an inspectors gage 
Who is in charge of the code for any plumbing installations? - Answer-The nyc plumbing 
code 
When will anchorage or guides be inspected? - Answer-Annually 
How many brass washout plugs does a miniature boiler have? - Answer-3 brass 
wa...
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High pressure boiler exam NYC License 2024 Questions and Answers
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High pressure boiler exam NYC License 
2024 Questions and Answers 
Latent Heat of Vaporization - CORRECT ANSWER-970.3 Btu's 
Meaning of BTU - CORRECT ANSWER-British Thermal Unit 
At what PSI can the vent valve be closed when refilling a boiler - CORRECT ANSWER25 PSI 
What kind of Air controls combustion efficiency? - CORRECT ANSWER-Secondary Air 
Boiler main steam stop valves should be ____ valves. - CORRECT ANSWER-OSandY 
gate valves 
Forced draft and Induced draft are what kinds of draft - ...
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MN Boiler License Questions With Complete Solutions Graded A+
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MN Boiler License Questions With Complete Solutions Graded A+ 
 
a question 
an answer 
what are the conditions necessary for good combustion? 
a) low sulfur content 
b) Thermal, thermocoupler, tubular 
c) turbulence, temperature, time 3T's 
c) turbulence, temperature, time 3T's 
why is secondary air necessary in hand fired boilers? 
a) Necessary to burn the combustible gases 
b) if primary air should fail 
c) used only if sulfur content is high 
a) Necessary to burn the combustible gases 
whe...
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MA Journeyman Exam Questions and Answers 100% Solved
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MA Journeyman Exam Questions and 
Answers 100% Solved 
How long must a licensee retain their continuing education certificates - answerthree 
renewal cycles 
For building owned or used by the Commonwealth of Massachusetts, a gas fitting permit shall 
be filed with - answerState Board of Examiners of plumbing and gas fitters 
Who has the authority to revoke a LP installer license - answerState Board of Examiners of 
Plumber and Gas Fitter 
When plans and specifications are required, the inspector...
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