What does btu stand for - Study guides, Class notes & Summaries

Natural gas and propane are: - members of the hydrocarbon family Natural gas and propane are composed mainly of: - carbon and hydrogen What is the odorant added to natural gas and propane? - mercaptan 85% to 95% of natural gas is composed of: - methane Chemical formula for Methane: - CH4 Chemical formula for Propane: - C3H8 Chemical formula for Oxygen: - O2 Chemical formula for Nitrogen: - N2 Chemical formula for Water: - H2O Chemical formula...

Pipe Fitter Test Questions with Correct Answers

2024 VA HIC License Exam Prep Protruding objects may not protrude more than ___ inches into the path of travel. - ANS 4" ANSI Accessible and Usable Buildings and Facilities, 2017 Page 15 In new buildings, thresholds at doorways should be no higher than ______. - ANS 1/2" ANSI Accessible and Usable Buildings and Facilities, 2017 Page 30 In a Type A unit, if measuring to the highest part of the rim or highest part of the counter, what is the maximum h...

What has the highest strength to weight ratio? - answer-Carbon Fiber According to the U.S. Dept. of commerce between 2008 and 2018 U.S. STEM jobs are predicted to grow by __ % compared to a growth rate estimated of just under 10 % for non-STEM jobs. - answer-17% Which of the following engineers work to create roads bridges and tunnels? - answer-Civil Engineers The difference between hardwood and softwood is - answer-Hardwoods (Have leaves) are from deciduous trees, softwoods (Have needl...

What is combustion air? - The air required for satifactory combistion of a gas with excess air. How far should be the base of a ladder if the ladder is 36' tall - 12' What does MSDS stand for? - Material Safety Data Sheet For self protection you would need? - Hard hat, gloves, safety glasses, boots A ladder must extend above a roof? - 36" or 3 ft What is the explosion limit of natural gas? - 4% to 14% What is the ignition temperature of natural gas? - 12...

what is the fire triangle? - Answer oxygen, fuel, and heat what is the fire tetrahedron? - Answer oxygen, fuel, heat, and a self-sustained chemical chain reaction what is potential energy? - Answer stored energy possessed by an object that can be released in the future to perform work what is kinetic energy? - Answer the energy possessed by a moving object what is the british thermal unit (BTU)? - Answer the amount of heat required to raise the temperature of 1 pound of water 1 degre...

A-49 / Supervision of Storage, Handling and Use of Aerosol Latest Update Graded A Aerosols make use of ____ which allow for the dispensing of a variety of products. Propellants. Aerosols contain propellants and ____ which can be flammable and hazardous, especially under certain temperatures and pressure conditions. Chemicals. Aerosols are classified into ____ levels. 3 Aerosol products in cartons that are not identified shall be classified as ____. Level 3. What is required to store, handle...

what is the fire triangle? correct answers oxygen, fuel, and heat what is the fire tetrahedron? correct answers oxygen, fuel, heat, and a self-sustained chemical chain reaction what is potential energy? correct answers stored energy possessed by an object that can be released in the future to perform work what is kinetic energy? correct answers the energy possessed by a moving object what is the british thermal unit (BTU)? correct answers the amount of heat required to raise the temp...

TSSA G3 Exam Questions and Answers All Correct What is combustion air? - Answer-The air required for satifactory combistion of a gas with wxcess air. How far should be the base of a ladder if the ladder is 36' tall - Answer-12' What does MSDS stand for? - Answer-Material Safety Data Sheet For self protection you would need? - Answer-Hard hat, gloves, safety glasses, boots A ladder must extend above a roof? - Answer-36" or 3 ft What is the explosion limit of natural gas? - Answer-4% ...

(Fundamentals of Engineering) Which of the following species of wood are classified as softwood? a) Maple b) Ash c) Spruce d) Poplar - answer-c) Spruce (Fundamentals of Engineering) Civil engineers __________. a) design electrical power systems b) develop mechanical hardware c) design bridges, roadways and dams d) design systems with pulleys, gears, and torque - answer-c) design bridges, roadways, and dams. (Fundamentals of Engineering) The hardness of steel can be increased by ...