A randomized 100 question test from a pool of 898 questions, good luck!
An acetylene bottle has a specific volumetric capacity. The cylinder should not be emptied more then one _______ of that capacity per hour. Choose the best answer to fill in the blank from the ones below.
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?
What formula would be correct when attempting to calculate the fitting allowance of a threaded 90 degree elbow?
Of the clothes to wear while cutting, welding or grinding, choose from the answers below the best material to have.
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?
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?
Maintaining all of the required PPE within the manufactures guidelines and in good working order is the responsibility of the________." Choose from the following answers to fill the blank.
The encircled letters along the west side of the drawing are best represented by which of the terms below?
"A deterioration of a metal by both mechanical means and chemical means over a period of time." This statement best describes which of the following terms?
Straight pattern, Y pattern and angle pattern are all design variations of which style of valve?
Typically on a hydrostatic test, the _______ of the fill hose is greater than the high pressure hose. Choose from the following answers to fill in the blank.
There are three commonly used basic systems of controlling the operation of a mechanized oxy-fuel cutter. Which of the answers below is not one of them? Choose the best answer from those provided below.
"When two or more substances are combined and each retain their own chemical identity." Choose the term below that best reflects this statement.
In the WHMIS system, "Other poisons" is represented by which hazard class? Choose from the following answers.
(mse)There are a number of components to a simple SMAW weld. In the picture below, #5 is best represented by which answer below?
"_________ is an injury caused by freezing of the skin and underlying tissues. First your skin becomes very cold and red, then numb, hard and pale." Use the answers provided to fill in the blank.
Loss of head for a valve or fitting has an equivalent in a length of the same size pipe. Which valve, a gate or an angle globe (both fully open), would have the highest losses?
Of the benders below, which will allow kinking in soft tubing?
If you had to walk around a house and it took you 4 minutes to walk one side and 6 minutes to walk the adjacent side, how long would it take to finish the entire walk? Choose the best answers from those below
"When required to make a square cut off line on a pipe, this coiled layout tool made of gasket material is commonly used." Which of the tools below best fits this description?
Of the list below, the two most commonly used pressure ratings on fittings are Class 125 and 250.
"This workplace hazard consists of substances, mixtures and materials that can be classified according to their health risks and dangers." This statement best describes which of the following hazard groups?
Convert 0.67 to the the nearest practical fraction. Choose the best answer from the ones below
(se)This term expresses the pressure from an electrical circuit's power source that produces pressure to push a current through a circuit, enabling them to do work. From the terms provided, choose the one that best applies.
Commonly in oblique drawings, there is a 50% reduction in depth to add realism to the object. Which of the terms below best describes this practice?
"This term is used to describe an action that means to divide something into two equal sections." The term best described by this statement is which of the following?
In vertical runs of piping (risers) at each floor level there should be a support. The type of hardware used by mechanical building trades for supporting pipe would be which of the following?
(se)While welding, what is the result of shortening of the welding arc? Choose the best answer from those provided below.
There are many different parts to an oxy fuel cutting torch. Choose the best answer from the options below that would describe "A".
Compression type fittings for copper tube are generally made from which of the following materials?
"One of the principles of hydrostatics is that the ________ of a fluid has no effect on pressure." Choose the best answer below to complete the sentence.
(wf)Rapid solidification, low amperage, and incomplete perheat are all included in which of the following terms? Choose the best answer from those provided below.
Atmospheric pressure is the pressure the air exerts on the earth surface. Which measurement below best represents this pressure?
(se)Which of the terms below is used when a sine wave completes a 360° rotation?
After installing an utility water piping system, you are asked to prove to the client there are no leaks. Which of the following options would be the best for this request?
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?
Of the three common forged steel fitting classifications, class 4500 is considered:
In the International System of Units, there are several standard measurements. Of the the standard measurements below, which one best represents the unit for energy?
Of the alloys below, which is the alloy of copper and zinc?
RTJ gaskets come in two styles. These are which of the following?
Calculate the perimeter of a building that has a wall measurement of 12' 6⅜". Choose the best answer from the ones below.
"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 WHMIS system, this symbol represents which hazard class? Choose from the following answers.
In a piping system fittings can be used in a variety of situations, one of those is:
"The space between the OD of the tube being fitted and the bore of the fitting." This is the best description of which soldering term below?
A boiler that creates superheated water at 175 psig and 275F is covered under which code(s)?
Materials used for bolts and studs have been grouped into ______ by ASME. Use the options below to fill in the blank.
"In drill presses and drills, to hold the drill bits and accessories, there are several tooling devices that can be used." These are commonly called which of the below?
"A pressure regulator's primary function is to match the flow of gas through the regulator, while maintaining a consistent output pressure, to the demand for gas placed upon it." Why is this item required for most pneumatic tools?
This type of soldering uses temperatures below 450C or 840F:
Fillet welds have fundamentally ________ different types of welds. Choose the best answer from those below to fill in the blank.
"The destruction of a metal or an alloy because of chemical or electrochemical reaction with its surrounding environment or medium."
Working with explosive gases is a dangerous prospect, you have to be aware of the limits of flammability for the gas you are working with. Of the gases below, choose the one that has the range of flammability that is 5.3%-14% in air.
"This Section provides such guidelines to assist those directly responsible for operating, maintaining, and inspecting power boilers." This is the best description of which of the following ASME sections?
What tool is pictured below?
In the picture below there are various dimensions noted. Choose the best answer from the ones provided to show the arc dimension.
(se)Which of the basic types of electrode holders is pictured below? Choose from the answers provided.
If you are bypassing or modifying a ground connection, you are creating what kind of hazard?
A small system has been filled and is ready to pressure up. Which of the pumps below would be the best to use for this test?
"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?
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
There are a great many ways to give information about the shape of an object. Certain ways of drawing or views will give some information clearer than others. Of the answers below, choose the best term that describes the following picture.
Which of the states of matter can be defined as having a defined mass, and volume, but no defined shape? Choose the best answer from the ones provided below.
Of the answers below, choose the layout tool that would most likely consist of a "Bevel protractor" and a steel rule
From the following options, choose the most popular pressure testing method.
"This type of oxy-fuel cutting torch has preheat gases supplied to the cutting tip." Which of the following torch types is best described by this statement?
What type of punch is pictured below?
Working with explosive gases is a dangerous prospect, you have to be aware of the limits of flammability for the gas you are working with. Of the gases below, choose the one that has the largest range of flammability.
Which of the numbered symbols below best represents a butt weld ball valve?
(mse)"This type of mechanical property also is known by the term "Elastic limit." This statement best describes which of the properties below?
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.
(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.
Typical hanger spacing for 50 mm cast iron pipe is 3.0 m. Using that information, how many hangers are needed on a 13 m horizontal run?
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 fraction ⅜ is equal to which of the fractions below? Choose the best answer from the ones provided.
Which of the valves below best fits the description of this statement? "This type of valve has two ports to it. One inlet and one outlet, and relies on pressure on the inlet side to work properly."
Position designations for groove and fillet test welds include numbers and letters. The number dictates a particular position, while the letter dictates a particular position. Choose the best combination of letters and numbers below to identify the weld position and type shown in the picture below.
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?
What is the name of the cutter pictured below?
Of the answers provided, choose the thermoplastic that is used for laboratory DWV, and has similar characteristics to PP.
All of the following statements regarding an oxygen cylinders are true, except one. Choose the answer that does not belong.
Which answer below best describes the following picture of a bender?
As it relates to calculating grade, which of the terms below best describes the letter "C"?
Of the answers below choose the best answer that reflects style of press that has the highest capacity.
The common elements that all fluxes have are listed except for one. Select the one that does not apply.
(mse)The CSA classification of carbon steel SMAW electrodes is metric. Choose the best answer for what the "70" represents, in the answers below.
Which answer below best describes the following picture of a bender?
Of the many views that a drawing may have, an isometric drawing will show only three views or faces. Which of the following answers is not one of them?
"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?
(se)While welding, what is the result of shortening of the welding arc? Choose the best answer from those provided below.
A tight seal to the face is required by all respirators. This is a critical element in which of the following type(s) of respirator? Of the options below, choose the best answer.
Of the welded joint configurations, which of the terms below references the picture provided?
(se)"The deflection of an electric arc from its normal path because of magnetic forces, usually after the current has been moving in the same path of travel for an extended period." This statement best describes which of the following answers?
The 3 key elements of the WHIMIS system are, worker education, material safety data sheets and ________. Choose from the answers below to fill in the blank.
Welding torches and cutting torches are similar in most respects. Of the options below, choose the best answer that represents a similarity.
After the second tack is in place, what is the tool most commonly used to maintain the gap?
Before working on a task, you notice that a trench with vertical rebar ends is directly under the work location. Harnesses and anchor points are provided at the task location by the employer, which you are instructed to use. The piece of legislation that best covers the action of the employer is which of the below?
At what point, when cutting with oxy-fuel, should the cutting oxygen slowly be introduced?
Calculate the relative density of a compound at 10456 kg/m³ with water at 1000 kg/m³. Select the best answer from the ones provided below.
In the WHIMIS system, the workplace labels must display 3 pieces of information. Of the answers provided, choose the one that is not needed.