Gas valves operate at Study guides, Class notes & Summaries

1kwh of electric power is equivalent to ___ btu per hour. A. 3142 B. 6412 C. 9412 D. 6812 - A Gas valves operate at ____ voltage. A. 120v B. 230v C. 24v D. 12v - C What will be the resistance in the circuit if the supply voltage is 30v and current flowing through the circuit is 5A. A. 3 ohms B. 1/3 ohms C. 1/6 ohms D. 6 ohms - D Furnaces are placed into categories based upon. A. Venting characteristics B. Btuh capacity range C. Total airflow in CFM D. Gas valve type - A An oil separator is locat...

1kwh of electric power is equivalent to ___ btu per hour. A. 3142 B. 6412 C. 9412 D. 6812 - A Gas valves operate at ____ voltage. A. 120v B. 230v C. 24v D. 12v - C What will be the resistance in the circuit if the supply voltage is 30v and current flowing through the circuit is 5A. A. 3 ohms B. 1/3 ohms C. 1/6 ohms D. 6 ohms - D Furnaces are placed into categories based upon. A. Venting characteristics B. Btuh capacity range C. Total airflow in CFM D. Gas valve t...

Designed for use in climates with freezing temperatures, the main control valve of this hydrant is located at the base or foot of the hydrant below the frost line - correct answer Dry barrel hydrant What type of stream is most commonly used for fires in confined spaces - correct answer Broken stream The velocity pressure at which water is discharged from the nozzle is (--) pressure - correct answer Nozzle pressure Recommended nozzle pressure for a hand held solid stream is - correct ans...

G2 Gas Technician Module 19 Revised Questions Rated A If the venting on a high efficiency furnace runs through unheated spaces, what must be done? Insulate piping to prevent Condensation and freezing What is condensate drain piping used for? Dispose Liquid waste Once the furnace is installed, what are the gas technician's responsibilities to the user? To instruct the the user in the safe and correct operation of all appliances and equipment - clause 4.3.2 Which furnace type is the most popu...

Millwright Red Seal Study 1 Exam Questions With Verified Answers Which of the following best describes a free flow control valve? A) It is the simplest form of directional control allowing flow in one direction only B) They are used to prevent a load suspended by a cylinder from free fall C) They operate actuators at different times D) They make a humming sound when activated E) They control the rate of fluid flow in a hydraulic circuit E) They control the rate of fluid flow in a hydrauli...

Power Engineering 4B Exam Question Bank, Complete With 2000 Questions And Correct Answers, Latest The steam engine will have the steam supply to the cylinder shut off once the piston has travelled: 25 to 35% of its stroke. A prime mover is: Steam turbine. Best Small A single device which converts enough will source of energy into mechanical motion is a/an: A prime mover. Advantages of a steam engine include: It is possible to change the direction of rotation without the use of gearin...

Power Engineering ABSA 4B (Panglobal 4th Class ABSA study set) Questions With 100% Correct Answers. After a bearing has been removed for cleaning, it should be soaked for a period of _____ hours in clean solvent. A) 12 to 16 B) 12 to 14 C) 14 to 16 D) 10 to 12 E) 15 to 16 A If an oil's viscosity changes a great deal with little temperature change, it will then have a: A) High pour point B) High carbon residue C) High viscosity index D) Low pour point E) Low viscosity index ...

G-3 Exam Questions and Answers Graded A The term "Symptom" is used in manufacturer's literature to describe: Abnormal operation of the equipment Venting and Air Supply requirements are under section: 8 Equipment wiring diagrams indicate which of the following: Supply Voltage, Internal Wiring, Location of Controls, Field Wiring All furnace appliance manufacturer's literature give the name of the manufacturer, the : Btuh input, fan size, CFM, voltage, fuse size, and the physical dimensions ...

What type of Boiler is It - CORRECT ANSWER scotch Marine, dry back, horizontal tube, 3-pass How do you know that it is a fire tube - CORRECT ANSWER no drums how many passes - CORRECT ANSWER 3 how do you know its 3-pass - CORRECT ANSWER breaching is in the rear when you first come on watch what do you do. - CORRECT ANSWER check water level,blow down water column, gauge glass and low water cut off, reset lwco,check log book which would you blow down first - CORRECT ANSWER water column, ...

NATE CORE STUDY GUIDE QUESTIONS WITH COMPLETE SOLUTIONS GRADED A+ Which of the following is not the product of incomplete combustion: -Ans Oxides of nitrogen An oil trap is required at the base of the discharge line of the vertical riser is _____ or above -Ans 8 feet A diode allows current to flow in one direction: -Ans True 1 Watt = _____ Btu -Ans 3.41 Current in a closed circuit is limited by which of the following: -Ans resistance An oil separator is located in the _____: -A...