A randomized 100 question test from a pool of 898 questions, good luck!
There are two basic techniques to pierce a hole in plate steel. Choose the one that best applies from the answers below.
Convert ¹¹⁄₁₆ to a percentage. select the best answer from the ones provided below.
There are three parts to a common twist drill. Which of the below is not one of those parts?
Ambient conditions and temperature of the contents of thermoplastic pipe are directly related to which of the answers below?
______ type compression joints are also commonly referred to as ______ as well as sleeveless type.
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?
(wf)Dimensional defects would include all of the following defects except one. Of the answers below choose the one that is not a dimensional defect.
This type of soldering uses temperatures below 450C or 840F:
If you subtract the TE from the T when fitting a threaded joint, the remainder will represent which of these terms?
Fill the blanks with the answers provided. "These two valves, _______ and ________ are usually used together in a line. The flow of fluid through the line finds little friction from either one."
The classification of fire extinguishers depends on the type of fire they can fight effectively. Which fire extinguisher type is denoted by the picture below?
(se)"An type of material that allows the flow of an electrical current in one or more directions." The best answer that this statement describes is which of the following?
All valves have a distinctive flow pattern to them. Which of the valves below is best represented by the pictured flow pattern?
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."
Omitting this step in the solvent welding of a joint could result in blockage, turbulent flow, and cause pressure loss by restricting the bore of the pipe. Of the answers below, choose the one that applies best
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?
In the WHMIS system, "Corrosive materials" is represented by which hazard class? Choose from the following answers.
Your journeyman has asked you to cut them 6 pieces of 4' Sch 80 pipe 3' 7". The only piece of pipe you can find is a 20 foot full length. How many pieces will you be able to cut out of this length? Choose the best answer from those provided below.
(wf)After the fillet weld is complete, the weld profile looks like the green section of the picture below. Which of the terms below best describes this profile?
In oxy-fuel welding, the two terms "forehand" and "backhand" reference the ________ of the torch, or heat source, to the puddle of the weld. Choose the best answer to fill in the blank from the options below.
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
The classification of ferrous piping includes all of the following except for one. Choose the pipe that is not ferrous.
Socket weld fittings are commonly used on joints that are what size?
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 "H" in the picture provided?
"This type of breathing apparatus is designed to allow a reserve of air for 5-10 minutes." The answer below that this statement best describes is which one?
Which of the following disc designs is the most widely use variation for the gate valve?
Looking at the answers below, which one is not a cause of flashback while using an oxyacetelyne cutting torch? Choose the best answer that applies.
Using the picture below, choose the best answer that relates to the item indicated by the "C".
A nitrogen piping system does not exceed 6000 psi @ 100 degrees F. What weight of pipe is required with Class 6000 forged steel fittings?
(mse)"This mechanical property is expressed in an elongation percentage. A bend test is used to achieve this percentage." Which of the properties is best described by this statement?
"Carefully controlled tolerances are required to manufacture quality cutting tips. One-piece tips that are used in the cutting process with acetylene are generally made from ________ to endure the heat generated. To produce exact holes for these tips, they are machined, drilled, and swaged over special wires." Select the best answer from the ones below to fill in the blank
In the International System of Units, there are several standard measurements. Of the the standard measurements below, which one best represents the unit for mass?
Fillet welds have fundamentally ________ different types of welds. Choose the best answer from those below to fill in the blank.
"Of all the plastic compression joining methods, this one will not create a flow restriction within the line." This is the best description for which of the following?
A lube oil piping header has a slope of ¹⁄₁₆ every 9 inches. In a 27' run, what is the total drop of the line? Choose the best answer from the ones provided below.
What type of punch is pictured below?
There are some specific weld faults that can occur with a fillet weld. Which of these faults is represented by the picture below? Choose the best answer from those provided.
If you needed to place new threads on the inside of a fitting, which of these tools would be best?
A fume extracting welding gun works well with which other source of ventilation? Choose the best answer from the choices below
(se)The graph below best represents which type of welding machine output? Choose from the best answer from those provided below.
Which is the best answer below that describes the following picture?
Of the flame types for the oxyacetylene torch, which of them burns the hottest at the tip of the cone? Choose the best answer from the ones provided below.
Which of the numbered symbols below best represents a butt weld globe valve?
There are several different types of groove welds. Which of those weld types is represented by the picture below? Choose the best answer from those provided.
"During the creation of this style of groove, the steel of the pipe is cold formed while it is displaced inward." Of the answers below, choose the one best described by this statement.
The chemical symbol C₂H₂ best represents which of the following compunds?
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?
(wf)Of the defects listed below, which one best describes the picture shown?
Electrical shock accounts for a large number of workplace injuries. Which of the following would not increase the possibility of electrical shock? Choose the best answer from those provided below.
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.
Complete this equation. 15⁷⁄₈ - 4 ⅙ = X. Choose from the selection of answers below.
What tool is in the picture below?
"When joining most metals, silver filler metal can be used. There are only two metals that cannot be joined by this filler metal." This statement best describes which of the following answers
What tool is in the picture below?
(wf)"This is the term used for the point where the material begins to have permanent deformation." This statement best describes which of the terms below?
Which type of fastener below requires a layout of the holes before fastener is installed?
What tool is pictured below?
There are generally considered to be four types of welds. Which of those weld types is represented by the picture below? Choose the best answer from those provided.
(se)If you wanted a wider bead accompanied with less penetration, which of the following techniques would be best suited for the task? Choose the best answer from the ones provided below.
What are the two common wall thicknesses for copper tubing?
There are many parts to a circle. Which of the answers below best relates to "C" in the picture provided?
After manually oxy-fuel cutting a piece of 75 mm plate in half, your journeyman notices that the kerf lines are indicating a 25% lag in the slag stream. What is he trying to tell you? Choose the best answer from those provided below.
Files and hacksaws are similar in that they only__________. Use the answers below to complete the sentence.
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 "D" in the picture provided?
To supply a gas test with high pressure, dry gas, which of the following would be best to use?
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.
The intensity of sound is measured in dBA. In the workplace the suggested dBA level for wearing hearing protection over an 8 hour day would be which of the below?
(se)Which of the basic types of electrode holders is pictured below? Choose from the answers provided.
At the end of the work week, your crew installed 45% of 50 mm, Sch 40 pipe The amount required for the job is 4791 m. Which of the answers below best relates to how much pipe is left to be installed?
The numbers encircled on the north side of the drawing are best represented by which of the terms below?
Oxygen should have a purity of 99.5% or higher for oxy-fuel cutting. The cutting speed will be an estimated ¾ of normal and the expenditure in cutting oxygen will increase approximately ¼ of normal for each _______ drop in purity percentage form optimum. Use the answers provided to select the best one to fill in the blank.
A square groove double weld commonly has a maximum material thickness of ________. Use the best answer below to fill in the blank.
Convert 0.67 to the the nearest practical fraction. Choose the best answer from the ones below
"A hazard within the workplace that can harm the body without necessarily touching it. Vibration and noise are examples of this type of hazards." This statement best describes which of the following hazard groups?
Of the answers below, which is the best oxyacetylene term for the explosive condition that occurs upstream the mixer and can include all of the components in the outfit including the regulator.
The pressure of the hydraulic torque might warp the flange before the stubot has reached the desired length. From the options bellow, what is the best solution to alleviate this issue?
(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?
In the International System of Units, there are several standard measurements. Of the the standard measurements below, which one best represents the unit for pressure?
Lockable service, gas cock, pilot valve and a curb stop valve are all varieties of which type of valve?
"This type of respirator has two different types that are available. These are continuous flow, and pressure demand respirators. " This statement best describes which of the following respirators?
There are a variety of drafting tools that are used in the creation of fabrication patterns and layouts. Of the tools given, which one best describes the item in the picture below?
(se)Why are work lead clamps integral to the welding process? Choose the best answer from the ones below.
"While dimensioning drawings, there is one of the following activities that you must avoid doing." Which of the following actions when dimensioning a drawing must be avoided? Choose the best answer from the ones provided below
A dielectric union would be placed into lines to prevent which condition?
All valves have a distinctive flow pattern to them. Which of the valves below is best represented by the pictured flow pattern?
Of the valves below, which has a non-directional flow pattern?
After installing an instrument air piping system, you are asked to prove to the client there are no leaks. The piping specs require that no moisture be left in the system after testing. Which of the following options would be the best for this request?
(mse)"A load that is relatively constant for an extended time, is considered to be a ________ load." This statement best describes which of the answers below?
One of the constants in an isometric drawing is that all angles recede ________ from the horizontal. Choose the best answer from the ones below to fill in the blank.
What is the pressure exerted by 1 ft² of water? Choose the best answer from those provided below.
What tool is pictured below?
Upstream of the low pressure stage and downstream of the high pressure stage of the two stage compressor, should be the location for which of the following components of a basic pneumatic system?
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.
There are a number of lines on the edge of any rule. Which of the terms below best corresponds to these lines?
A pressure of 379 kPa is showing on your absolute pressure gauge. Your journeyman needs that in converted to psig. Which of the answers below best reflects the number that you will give them?
If you are bypassing or modifying a ground connection, you are creating what kind of hazard?
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 "A" in the picture provided?
A support that is floor mounted by welding or by anchors, is commonly called which of the following?
In the WHMIS system, "Infectious materials" is represented by which hazard class? Choose from the following answers.
(mse)The weld puddle does not use up the electrode in which of the following weld processes? Choose the best answer from the ones provided.