A randomized 100 question test from a pool of 898 questions, good luck!
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
(wf)"This type of weld deviance is any defect that cause the weld metal, parent metal, or work piece to be out of specification or tolerance. These issues are mainly caused by improper set up or distortion." This statement best describes which of the following classes of weld defects
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?
When installing a new valve into an existing piping system you find that the flange bolt holes are threaded UNC. The original line also has tapped bolt holes, but are UNF. The valve installation details requires a nut on the valve flange, the line specification requires a fastener with a nut on both ends. Which of the solutions below would satisfy all of the specifications?
Weld fittings are available in two configurations, one of these is:
(se)Your welder asks you to turn up the _________ on his welder for more penetration. Choose the best answer from the options below to fill in the blank.
Burns have a classification by degree. If you have a surface burn, it would be considered which of the following?
Convert 4.81' to the nearest ¹⁄₁₆ of an inch. Choose the best answer from the ones below
"A measure of a material's ability to undergo significant plastic deformation before rupture." This statement is the best description of which of the following terms?
(wf)Welding has several broad classes of defects that can occur in any weld. Choose the best answer from the options provided below, to show how many classes there are.
What tool is in the picture below?
The volume of all solids and liquids changes as the temperature of the substance rises and falls. Choose the best answer that represents the change in volume when water transforms to ice.
Which of the valve styles below best fits the following statement "This variation of globe valve can be used where minimum pressure loss is required. They can also be rod through to remove debris upstream of the valve. "
"A metallic substance composed of two or more elements, as either a compound or a solution." This statement is the best description of which of the following terms?
Which of the below would be the best fitting to prevent damage from a pressure surge to a gauge on a hydrostatic test?
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.
Convert ¹¹⁄₁₆ to a percentage. select the best answer from the ones provided below.
Twist drill sizes are designated by four methods. Which of the following answers is not one of them.
Of the options below, which one relies on the memory of the plastic tube to contract to its original size after the fitting is inserted?
Of the following supports, choose the one that is an example of a constant support hanger.
Which of the numbered symbols below best represents a side view butt weld cap?
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?
A carbonizing flame would be best suited to which of the following applications?
When marking the cut on a 250mm (10") diameter pipe, what tool should be used to be assured that the mark is the same measurement all the way around the pipe?
Of the alloys below, which is the alloy of copper and zinc?
When beginning a soldering or brazing project, which one of the following is one of the deciding factors for proper solder selection?
In the picture below there are various dimensions noted. Choose the answer from the ones provided that best describes the method of dimensioning.
"Smaller tubing sizes and the strength of the operator are both characteristics that this type of bender has." Of the options below, choose the bender that best fits this description.
(se)When sizing welding cables, which of the cables below would be the smallest?
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?
"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?
Contamination of welds is a very serious issue especially where alloys are involved. To avoid contamination from brushing out material from portions of a weld, what precaution should be taken? Choose the best answer from the choices below.
What is the pressure exerted by 1 ft² of water? Choose the best answer from those provided below.
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?
What type of wrench is pictured below?
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
Atmospheric pressure is the pressure the air exerts on the earth surface. Which measurement below best represents this pressure?
Which type of pipe fitting., of the list below, is not permitted on natural gas piping systems?
"A particular material or class of materials, that is a hazardous substance in workplace air, has an upper limit on the acceptable concentrations." This statement best describes which of the following answers?
There are two basic techniques to pierce a hole in plate steel. Choose the one that best applies from the answers below.
Which of the numbered symbols below best represents a socket weld ball valve?
There are many parts to a circle. Which of the answers below best relates to "B" in the picture provided?
Of the welded joint configurations, which of the terms below references the picture provided?
"The reaction caused by contact between metals and oxygen molecules." Is the best definition of which of the terms below?
What are the two common wall thicknesses for copper tubing?
Pressure vessels such as pipelines, plumbing, gas cylinders, boilers and fuel tanks can be tested for strength and leaks. From the list below choose the correct testing procedure.
The code that covers external piping for boilers that create steam or vapour at 15 psig or more, and water at a pressures in excess of 160 psig and/or a temperature in excess of 250F is which of the following?
What type of screwdriver head is pictured below?
(mse)There are a number of components to a simple SMAW weld. In the picture below, #6 is best represented by which answer below?
Non ferrous piping has three distinguishing characteristics. Contains no iron, and not susceptible to oxidization are two. Of the following list , pick the third.
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 "B" in the picture provided?
"This two-part anchoring system consists of resin and hardener which are combined through a mixing nozzle, and an anchor rod." This is the best description of which of the following anchors?
In the International System of Units, there are several standard measurements. Of the the standard measurements below, which one best represents the unit for force?
Two pieces of eye protection should be used together when grinding or chipping. Choose the best answer from the selection below.
Which of the numbered symbols below best represents a side view threaded 45° elbow?
(wf)Of the defects listed below, which one best describes lines pointed to by the black arrows in the picture shown?
Which of the piping systems below would Bell-end type joints primarily be used in?
What type of iron from the selections below contains the highest carbon content?
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 gases below, choose the best one that supports combustion, but is non-flammable on it own.
After seal welding a box, the painters ask how much paint they are going to need to coat the outside. The box is 230 mm long, 450 mm high and 375 mm wide. Of the answers below, choose the best one that reflects this number.
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.
Choose the best answer below that is the density of water in metric measurement.
Of the methods to render a container safe for hotwork, which of the following is the most common and most effective?
When heated, metal forms a scale on it's surface. This scale is called what?
On the QC paperwork for the hydrotest that you have up and holding requires absolute pressures. The gauges are holding steady at 35 psi. Which of the answers below best represents the pressure that the QC requires?
What is the name of the grinder pictured below?
(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.
With ______ piping, fusion welding, and acid resistant clamps are the the most basic types of joining. Choose from the following to fill in the blank.
You are asked to draw an unbroken horizontal line. Which of the drawing tools below would be the best choice for this task?
The coolest place possible 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.
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?
An Instrument air piping system does not exceed 1673 psi @ 100 degrees F. What class of forged steel fitting in conjunction with Sch 80 piping should be used
The markings required on a butt weld fitting does not include which of the following?
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.
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?
(se)Which of the basic types of electrode holders is pictured below? Choose from the answers provided.
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?
Which of the numbered symbols below best represents a side view butt weld tee?
Convert ⁷⁄₁₅ to a decimal. Choose the best answer from the ones below
Which of the numbered symbols below best represents a side view threaded tee elbow?
One side of a support is 372 mm, the other side is 739 mm. What is the smallest area that this support can be used? Choose the best answer from the ones provided below.
Concrete anchors have two broad categories. Of the choices below, select the ones that apply.
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?
The pressure exerted by a column of Hg 9" high would be which of the following answers? Choose the best answer that applies from the ones below
Welding torches and cutting torches are similar in most respects. Of the options below, choose the best answer that represents a similarity.
Lines that are not perpendicular nor are parallel to a vertex are called which term? Choose the best one that applies from the options below.
What tool is in the picture below?
A boiler that creates superheated water at 175 psig and 275F is covered under which code(s)?
0.578 oz/in² is equal to which of the answers below? Choose the best answer that applies
(se)"This device limits electrical flow to one direction." This statement best describes which of the devices 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.
A fitting that has a classification of 2000 would be what kind of fitting?
The fraction ⁵⁸⁄₇ is equal to which of the answers provided below?
"This physical factor within the environment that harms the musculoskeletal system." This statement best describes which of the hazard groups below?
Which of the states of matter can be defined as having defined mass, volume and shape? Choose the best answer from the ones provided below.
(se)"Metal deposition rate is the weight of material deposited by arc welding in a unit of time. For this rate to increase, which of the options below would be best suited?
All valves have a distinctive flow pattern to them. Which of the valves below is best represented by the pictured flow pattern?
To properly prepare a joint to be welded, how many steps should be used to get the joint tacked?