Pipes Samenvattingen, Notities en Examens

BIO 250 Final Exam (Microbiology) | 60 Questions With 100% Correct Answers | Latest Update | Graded A+. What microbial process was responsible for changing Earth’s atmosphere from one without oxygen to one with oxygen? Select one: a. anaerobic respiration b. decomposition c. oxygenic photosynthesis d. temperature regulation In the nitrogen cycle, which of the following phases involves the release of nitrogen as into the Earth’s atmosphere? Select one: a. ammonication b. denitrica...

1-What microbial process was responsible for changing Earth’s atmosphere from one without oxygen to one with oxygen? Select one: a. anaerobic respiration b. decomposition c. oxygenic photosynthesis d. temperature regulation 2-In the nitrogen cycle, which of the following phases involves the release of nitrogen as into the Earth’s atmosphere? Select one: a. ammonification b. denitrification c. nitrification d. nitrogen fixation 3-Farmers commonly inoculate legume crops with Rhi...

1. What can cause stress risers? a. punch marks b. corrosion grooves c. corrosion pits d. all of the above - Answer- D 2. When a metal (or alloy) cools from a liquid to a solid state, the lack of molten metal to feed the shrinkage will lead to: a. pipes, voids and cavities b. sponge like appearance and hot tears c. none of the above d. both a and b - Answer- D 2. Which of the following is not a cause of undercutting? a. excessive amperage b. excessive travel speed c. exces...

ABYC Systems Exam Questions and Answers 100% Correct ABYC Systems Exam Questions and Answers 100% Correct ABYC Systems Exam Questions and Answers 100% Correct ABYC Systems Exam Questions and Answers 100% Correct E - ANSWER-Ball valves may be sealed to through hull fittings with: A. 5200 B. SikaFlex C. Teflon D. All the above E. None of the above B - ANSWER-Tubes are measured by: A. ID B. OD C. nominal size C - ANSWER-pipes may not be connected by: A. Welding B. Th...

which disinfectant would work best against Cryptosporidium Ozone The pH of a Water sample Is greater than the PHs so the Langlier index indicates the water is scale forming When water high in calcium bicarbonate is softened by ion exchange Sodium Bicarbonate remains in the product water A bypass valve would be used with a gate valve Where ground frost is expected the riser pipes in a meter pit should be atleast how far away from any wall of the meter box to prevent freezing 1-2 inches ...

Fire Inspector 2 Questions and Answers 100% Solved Fire protection engineers have established _____ PSI as a minimum required residual pressure when computing the available water for flow test results. 20psi The most common gallonage rating for horizontal shaft pumps in use today are _____ - _____ GPM. 500 - 1500 gpm A fire pump serving a standpipe system should be tested ______ weekly A fire department pumper can effectively supply around ______ feet in a high rise building depending on hyd...

Hazwoper 8 hour refresher test questions and answers with verified solutions Which of the following is NOT a likely cause of a hazardous substance accident? A Broken or rusted pipes B Following standard operating procedures C Faulty valves or transfer hoses D Leaking tank b What is a hazardous substance? A Any substance defined under section 101(14) of CERCLA B Any biological agent and other disease-causing agent that could cause death, disease, behavioral abnormalities, cancer, genet...

Texas State Plumbing Inspectors Exam Study Questions with Complete Answers Fixture connections which may be served through access panels are considered Accessible The part of the lowest piping of a drainage system, which recieves the discharge from the soil, waste and other drainage pipes inside the walls of the building and conveys it to a point 2 feet outside the building wall is a Building drain A vertical vent that is a continuation of the drain to which it connects is a Continuo...

Lead-based paint (LBP) - Correct answer-Any varnish, shallac, or coating that contains either- 1.0 mg/cm2 - 0.5 % by weight - 5000 ppm - Older instruments could not read accurately at 0.7, so the lead standard was updated to 1.0 Dust sample clearance values - Correct answer-- Floors: 40 μg/ft2 > 10 μg/ft2 (10 μg/ft2 in NY) - Windows: 250 μg/ft2 > 100 μg/ft2 (50 μg/ft2 in NY) - Window wells (troughs): 400 μg/ft2 (100 μg/ft2 in NY) - Samples must be at 1 sq ft > 2 sq ft (can ...

The modern word for plumber is derived from the Latin word for - ANSWER-A person who works with lead LEED applies to all areas of the profession, except - ANSWER-Renovation Water that comes from laundry and bathtubs and reused in known as - ANSWER-Graywater Suggested national plumbing standards are called - ANSWER-Model codes You are offered a job by another contractor before you have fulfilled your current obligations. The professional response is to - ANSWER-Ask the contractor to w...