A randomized 100 question test from a pool of 898 questions, good luck!
At the warehouse, they have received an exchanger. You look at the waybill, and see that it was discounted 3 separate times for 15%, 12% and 6% each. If the original price was $45,692, which of the answers below best represents the final purchase price?
Fabricators and designers have been using the various lines to convey information in their drawings, which is called the "alphabet of lines". Which of the terms below best describes the line labeled "E" in the picture provided?
Gate valves have many advantages. One of the following is not among of them. Choose which one.
Of the answers below, which is the best oxyacetylene term for the condition that occurs when the flame burns back into the tip, followed by a "pop" noise?
A neutral flame would be best suited to which of the following applications?
There are several different three sided geometric shapes. Choose the best answer below as it relates to "B" in the picture provided.
Files and hacksaws are similar in that they only__________. Use the answers below to complete the sentence.
Of the material types below, which one only is available in class 150 and 300 fittings?
"Is not designed for continuous occupancy, and has limited or restricted means for entry or exit." This statement best describes which of the following terms?
"If a worker is injured or has an accident on the jobsite, they must report it as soon as possible to the employer." The act that best encompasses this statement is which of the following?
"The process of shaping metal and increasing its strength by hammering or pressing." This statement best describes which of the following terms?
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
What tool is in the picture below?
If a hose connection were to break during the pressuring of a hydrostatic test, which of the following pieces of equipment would prevent it from lashing around?
There are many parts to a circle. Which of the answers below best relates to "A" in the picture provided?
There is a molecular attraction that causes like molecules to form a meniscus on the surface of a liquid. This property is best describes by which of the following terms?
In the WHMIS system, "Dangerously reactive material" is represented by which hazard class? Choose from the following answers.
What type of wrench is pictured below?
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
What tool is pictured below?
Section 315(1), (2) and (3) covering guardrails can be found in which piece of legislation below?
Of the selection of units below, which would be best used to describe pressure?
A cold water piping system does not exceed 3000 psi @ 100 degrees F. What weight of pipe is required with class 3000 forged steel fitting?
A natural gas boiler has an output rating of 43500 Btu and is 67% efficient. Which of the answers below best represents it's input rating?
"Are used with meters for the purpose of measuring the flow rate of either liquids or gases in the respective pipeline. Pairs of pressure "Tappings", mostly on 2 sides, directly opposite each other, are machined into the flange." This is the best description of which type of fitting?
What tool is in the picture below?
(se)On a brand new joint, when welding one of the first two passes, what arc length should be used? Choose the best answer from the options given below.
There are a number of lines on the edge of any rule. Which of the terms below best corresponds to these lines?
Your crew has just finished setting an enclosed vessel that had a 15 m diameter, a height of 23 m. The insulator foreman has asked you to verify his requirements of insulating the shell of the vessel. Choose the best answer from the ones below that represents the amount of insulation required.
There are many parts to a circle. Which of the answers below best relates to "G" in the picture provided?
There are many different parts to an oxy fuel cutting torch. Choose the best answer from the options below that would describe "C".
Generally in oxy-fuel cutting, when heat is applied to steel ranging from 760°C to 870°C, this is commonly referred to as which of the terms below? Choose the best answer from the options provided.
From this description, choose the correct pipe support. "A piece of pipe, to support a line, that is mitered and welded to the back of an elbow."
To properly prepare a joint to be welded, how many steps should be used to get the joint tacked?
A dielectric union would be placed into lines to prevent which condition?
In every piping system, a specific fitting should be installed for control of flow and pressure. Of the choices below, which fitting(s) would best apply?
In the WHMIS system, "Flammable and combustible material" is represented by which hazard class? Choose from the following answers.
"This alloy is the combination of copper and tin." Which of the metals below is best described by this statement?
(se)If a welding machine is left on, but no work is being done with it, what type of voltage is at the output terminals? Choose the best answer from those provided below.
Which of the numbered symbols below best represents a socket weld ball valve?
Which is the best answer below that describes the following picture?
The plug disc valve is a variation of which main category of valve?
A nitrogen piping system does not exceed 6000 psi @ 100 degrees F. What weight of pipe is required with Class 6000 forged steel fittings?
(se)Welding power sources that are AC-DC rectifier type have several advantages to them, which of the answers below is not one of them? Select the best answer from the options provided.
RTJ gaskets come in two styles. These are which of the following?
What type of wrench is pictured below?
"This material is formed with cross-linking, and becomes irreversibly rigid after the reaction has taken place." This is the best description of which of the terms below?
Of the options below, what is the following sentence describing? "This is a mechanism that mechanically joins or affixes two or more objects together."
Puller, Nut adjuster, Hydraulic load coil and Support bridge are all parts of which of the following tools?
Which is the best answer below that describes the following picture?
(wf)The welding surface may contain discontinuities from the style of preparation. From the answers below, choose the best one that describes discontinuities from a surfaced prepped by thermal cutting blades.
Calculate the relative density of a steel at 2357 lb/ft³ with water at 62.4 lb/ft³. Select the best answer from the ones provided below.
The orientation of a horizontal line is commonly referred to as _______ to the horizon. Choose the best answer from the ones provided below to fill in the blank.
(se)"This device limits electrical flow to one direction." This statement best describes which of the devices below?
STD or Sch40 piping is measured by the nominal ______ up to ______ diameter, and by the exact ______ up to ________diameter. Use the choices below to fill in the blanks in order.
Typical hanger spacing for 150 mm stainless steel pipe is 5.5 m. Using that information, how many hangers are needed on a 46 m horizontal run?
On any angle grinder and grinding disk there is an RPM rating. What is the relationship between the rating of the grinder and the rating of the disk? Choose the best answer from the ones below
Of the list below, the two most commonly used pressure ratings on fittings are Class 125 and 250.
(se)The melting of the electrode and/or the base metal comes from the strength of the electrical current passing through them. Of the answers below, which term best describes the strength of the current?
If you were to completely show a workpiece in an orthographic projection, how many views would be required as a minimum? Choose the best answer from those provided below.
In the International System of Units, there are several standard measurements. Of the the standard measurements below, which one best represents the unit for length?
"The temperature at which a metal changes state from solid to liquid at atmospheric pressure." Is the best description for which of the terms below?
100°C is the approximate melting temperature of a fusible plug equipped on an acetylene bottle. Of the reasons below, choose the best reason explaining the purpose of these plugs.
Which answer below best represents the type of cutting machine in the picture provided?
Which is the best answer below that describes the following picture?
(se)On a brand new joint, when welding the last pass, what arc length should be used? Choose the best answer from the options given below.
"Used to keep a piping line level, or to assure that the proper amount of grade is uniform where needed." This is the best description of which of the following items.
Upstream of the aftercooler and downstream of the air intake should be the location for which of the following components of a basic pneumatic system?
(se)Which of the terms below relates best to how quickly the flow of AC changes direction? Choose the your answer from those provided below.
The isometric below has an abundance of information contained within it. The amount of 4 inch A106-B sch 40 piping that is required for this drawing is best represented by which of the answers below?
______ type compression joints are also commonly referred to as ______ as well as sleeveless type.
Acetylene gas reacts explosively with some metals, so only certain metals may be used in piping the gas or repairing hose. Of the answers below, one is not an approved metal to be used in transporting acetylene gas. Choose the one that best applies.
The _________ has a one-to-one ratio of acetylene and oxygen, any additional oxygen needed for complete combustion comes from the surrounding air. Use the answers provided to fill in the blank.
There a specific vocabulary when describing the areas of a fillet weld. Which of these terms is represented by "A" in the picture below? Choose the best answer from those provided.
There are three elements that are required to start a fire, this is called the "Fire triangle". Fuel and heat of ignition form two sides of this triangle. Of the answers below, choose the one that best fits on the third side.
The fraction ⅜ is equal to which of the fractions below? Choose the best answer from the ones provided.
There are several different three sided geometric shapes. Choose the best answer below as it relates to "C" in the picture provided.
(mse)There are a number of components to a simple SMAW weld. In the picture below, #1 is best represented by which answer below?
(mse)There are a number of components to a simple SMAW weld. In the picture below, #5 is best represented by which answer below?
If you subtract the TE from the T when fitting a threaded joint, the remainder will represent which of these terms?
For material that is ⅜" to 1" thick, the most common type of joint preparation would be which of the following. Choose the best answer that applies
Ozone, carbon monoxide, hydrogen chloride and phosgene are all gases that can be created by different types of welding. Of the answers below, choose the best one that they all have in common.
When "WPB" is stamped on a butt weld fitting, that designates which of the below?
The fraction ⁵⁸⁄₇ is equal to which of the answers provided below?
Of the valves below, which has a flow pattern that is non-directional?
Of the clothes to wear while cutting, welding or grinding, choose from the answers below the best material to have.
In the WHMIS system, "Other poisons" is represented by which hazard class? Choose from the following answers.
If you were trying to depict the inside workings of an item, you which of the following orthographic views would be best for the task?
The safe working pressure of acetylene is 15 psi. As the temperature of the gas increases, this pressure will change. Choose the best answer from the ones provided below to explain what this change will be.
Two pieces of eye protection should be used together when grinding or chipping. Choose the best answer from the selection below.
As it happens sometimes, while you were on break, your fire extinguisher grew legs and walked away. You head to the tool crib to get another, as you are doing your inspection you notice it is a CFC type. Is there anything that must be done with this extinguisher?
There a a number of steps in the proper fabrication of a Bell-end joint. Choose the answer below that reflects that number the best.
The number of turns by _______ should be _______ than the number of turns by _____ when tightening a threaded joint. Choose the words in order to fill the blanks from the options below.
When the work that is being performed is not dependent on the pressure delivered from the cylinder being used, which style of regulator would most commonly used?
Before entering a confined space for the first time or re-entering after a break, it is a good practice to do which of the following?
What is the name of the reamer pictured below?
Which of the numbered symbols below best represents a side view threaded 90° elbow?
Calculate the density of 4 ft³ of copper that weighs 367 lbs. Choose the best answer from the ones provided below.
(wf)A weld defect called "precipitate hardening" is a situation that can lead to which of the below problems? Choose the best answer from those provided
What application is better suited for a double flared fitting?