Air inlet control - Study guides, Class notes & Summaries

Backflow Prevention Practice Exam Questions and Answers Containing a plumbing system from the public water supply requires backflow protection at the _______? A. Appliance or fixture B. Building foundation C. Irrigation system D. Service Connection E. Sprinkler riser Service Connection Backflow preventer manufacturers recommend that assemblies be field-tested annually and when_____? A. Installed B. Moved C. Repaired or Installed D. Shut down E. Water suppliers provide notice ...

CWEA Collections System Maintenance Grade 3/ 82 Q&A. Terms like: When setting up to ventilate a manhole, the air inlet should be how many feet above street level? a. 4.0 b. 3.0 c. 2.0 d. 1.0 - Answer: c. 2.0 Which chemical may be used for odor control in a sewer system? a. Calcium chloride b. Hydrogen peroxide c. Oxidized aluminum d. Sodium chloride - Answer: b. Hydrogen peroxide

Backflow Prevention Assembly Tester Training Exam 2024. Salmonellosis - ANSWER A disease caused by pathogenic bacterica (often associated with chicken), which affects the intestinal tract. The primary symptom is severe diarrhea. A valve designed to open in the direction of normal flow and close with the reversal of flow. - ANSWER Check valve Overflow level - ANSWER The maximum height that water or liquid will rise in a receptacle before it flows over the rim. Backflow - ANSWER A hydraul...

What precautions are required when mounting any gas furnace on a wood platform in an attic? Ans: None The gas control valve may be damaged if exposed to an inlet pressure above: Ans: 14 in. W.C. How many elbows and joints should a vent connector have: Ans: As few as possible to reduce resistance of flue gases What conditions, if any may a technician route the exhaust of the furnace into the exhaust vent of the water heater? Ans: Under no conditions may you use the water heater exhaust...

absorption rate correct answers the rate at which a soil will accept water. rate decreases as soil "capacity" is reached. affected by soil type, slope, , also called percolation rate and infiltration rate actual head pressure correct answers operating pressure at the base of the sprinkler head. calculated by subtracting all pressure losses, between the head and the pressure source, from the static pressure at the source. air gap correct answers a complete physical separation between the ...

Master Mechanical License Questions and Answers Graded A+ A permit shall become invalid if NOT used within how many days of issue 180 Days All of the following info. is required to be on an electric comfort appliance cable EXCEPT manufactures' date code The room or the space where a boiler will be installed shall have a min. of how many times the volume of the boiler 16 The volume of a room compared to the volume of a furnace to be installed is based on what max. ceiling heigh...

Backflow Prevention Final Questions with Solutions 1. Backflow is defined as: a) the pressure in the distribution piping of the potable water supply b) the undesirable reversal of water, other liquids, gases or substances in the distribution pipes of the potable water supply c) high pressure in the pipes of the water user d) excess pressure through a pressure regulator b) the undesirable reversal of water, other liquids, gases or substances in the distribution pipes of the potable water su...

AFOQT Aviation Questions and Answers Already Passed Four Areodynamic forces acting on an airplane are? Drag, Lift, Thrust, Weight An airplane wing is designed to produce lift resulting from relatively: Positive below the wing/Negative above the wing Forces acting on a plane in a steady flight condition? Lift equals weight and thrust equals drag A flashing green air traffic control signal directed to an aircraft on the surface is a signal that the pilot is: Cleared to taxi St...

LEED Green Associate Exam Questions With Answers [EQ] Construction Indoor Air Quality Management Plan Credit Intent: to promote the well-being of construction workers and building occupants by minimizing indoor air quality problems associated with construction and renovation Credit Requirements: - Develop an indoor air quality (IAQ) plan for construction and preoccupancy phases of the building - Meet or exceed Control Measures from SMACNA IAQ Guidelines for Occupied Buildings Under ...

LEED Green Associate Exam Questions With Answers [EQ] Construction Indoor Air Quality Management Plan Credit Intent: to promote the well-being of construction workers and building occupants by minimizing indoor air quality problems associated with construction and renovation Credit Requirements: - Develop an indoor air quality (IAQ) plan for construction and preoccupancy phases of the building - Meet or exceed Control Measures from SMACNA IAQ Guidelines for Occupied Buildings Under ...