A randomized 100 question test from a pool of 991 questions, good luck!
Which butt weld fitting wall thickness has the smallest number of fitting sizes?
If you are asked to install PVC piping for a drainage system, what colour must the pipe and solvent be? Choose the best answer from the options below.
Of the list below, the two most commonly used pressure ratings on fittings are Class 125 and 250.
There are several steps to consider when soldering on a valve. Of the list choose the one that dose not apply
Downstream of the second stage of the compressor, but upstream of the moisture separator, should be the location for which of the following components of a basic pneumatic system?
RTJ gaskets come in two styles. These are which of the following?
(v) There is a wide variety of valve styles used in industry today. Which of the valves below would be best used to eliminate backflow in a system?
Which of the numbered symbols below best represents a side view socket weld 90° elbow?
(papg) When calculating the "Grade" of a slope, there are several terms that are used. Which of the terms below is best defined as the difference in elevation between two ends of a sloped pipe?
Of the answers below, which support has one bolt or two bolt manufacturing options?
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."
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?
(bs)Of the alloys below, which is the alloy of copper and zinc?
What tool is in the picture below?
All valves have a distinctive flow pattern to them. Which of the valves below is best represented by the pictured flow pattern?
Which is the best answer below that describes the following picture?
Use the following answers to fill in the blank. "The _________ should be reviewed to be assured that the proper studbolts and nuts are being used."
(ofe)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.
A safety relief valves has a specific relationship with the part in the system that has lowest maximum pressure setting. Of the answers below, choose the one that best reflects this relationship.
Which of the numbered symbols below best represents a side view butt weld tee?
Of the selection of units below, which would be best used to describe pressure?
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.
(mse)"Operational characteristics of an electrode can be controlled in several ways. One of those ways is by the different composition of the flux coating." Choose from the answers below the coating that does not apply to this statement.
(ws) There are several different types of energy that are released when you are welding or oxy-fuel cutting. "Visible light rays" Would best be defined by which type of energy below?
(se)The connections used for welding cables must be tight. If an undersized lug is used, which of the following might occur with a high current load? Choose the best answer from the ones below.
The type of gauge that is most commonly used in pressure testing would be one that has a ________ date stamped or labeled on it for easy recorded by QA/QC.
There are some good trade practices when using a hand wrench. Of the practices below, which is not one of them?
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?
When beginning a soldering or brazing project, which one of the following is one of the deciding factors for proper solder selection?
What tool is in the picture below?
"Grinding on the workpiece resting on this attachment prevents sudden slips in which the wheel grabs the work momentarily and yanks it out of the operator's hand, or pulls the hand toward the wheel." This is the best description of which attachment to a bench grinder? Choose from the answers below.
(ws) There are several different types of energy that are released when you are welding or oxy-fuel cutting. "Infrared rays" Would best be defined by which type of energy below?
(v) Some valves can be used for throttling services. Which of the valves below would have a tendency to have cavitation as a result of throttling a process?
Downstream of the aftercooler, but upstream of the reciever, should be the location for which of the following components of a basic pneumatic system?
When one substance is dissolved in another homogeneously, this is called a solution. Which of the three states of matter can a solution exist? Choose the best answer from the ones provided below.
After cutting a pipe to length with a torch beveller, what is the next step in the weld preparation process?
(se)Which device below uses one or more diodes to restrict current to flow to one direction, changing AC to DC in the process? From the answers below, choose the best one.
Occupational exposure limits have threshold limits. There are three of these threshold limits that are used, of the answers provided, which is not a value used?
A piping system that is being designed to carry a petroleum product at 16 psig and 350F would be covered under which code(s)?
Of the methods to render a container safe for hotwork, which of the following is the most common and most effective?
(papg) Assessing the surface area of any cylinder involves several calculations. Which of the answers below is determined by the formula "πdh"?
Atmospheric pressure is the pressure the air exerts on the earth surface. Which measurement below best represents this pressure at an altitude of 3000 feet above sea level?
(wf)Of the defects listed below, which one best describes the picture shown?
(wf)Of the defects listed below, which one best describes the one that the black arrow is pointing to in the picture shown?
Material safety data sheets are required to be accompany all controlled substances from the supplier. There are _______ that make up these sheets, providing more detail than the label. Use the answers below to fill in the blank
"It is a method of drawing which you can represent your shapes into three- dimensional view. An angle of 30 degree is taken in all its sides in order to give a 3d look." This statement best describes which of the following drawing methods?
Convert ¹¹⁄₁₆ to a percentage. select the best answer from the ones provided below.
The classification of ferrous piping includes all of the following except for one. Choose the pipe that is not ferrous.
Using the picture below, which of the letters best illustrates a flat faced flange?
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.
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.
(es) Using the proper tool for the job is an integral part of working safely. When trying to hold a tube to prevent it from spinning, which of the tools below would be the best choice?
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?
"This tooth count hacksaw blade is generally recommended for most uses". Which of the following blades fit that description?
(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
(mse)The protective shield that purges any atmospheric gases that may be harmful to the weld, and the slag that protects the weld metal both are produced from one area in the weld zone. Which of the following ares best describes where these are produced?
(ofc)The type of oxy-fuel cutting torch that has a cutting tip which is supplied with mixed pre-heat gases are typically called which of the names below? Choose the best answer from the ones provided below.
(se)"This term is describing a welding machine that has a flat, or close to it, volt-amp curve. It is well suited for GMAW and SAW welding." This statement best describes which of the following answers?
There are many parts to a circle. Which of the answers below best relates to "B" in the picture provided?
There are several different three sided geometric shapes. Choose the best answer below as it relates to "C" in the picture provided.
In the picture below there are various dimensions noted. Choose the best answer from the ones provided to show the tolerance dimension.
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 picture provided?
Which of the the materials below should never be used to repair an acetylene hose. Choose the best answer that applies.
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?
"_________ 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.
(bs)"This alloy is the combination of copper and tin." Which of the metals below is best described by this statement?
What type of screwdriver head is pictured below?
Type "K" copper tube has which colour identification strip?
Of the choices below, there is one valve that would be best suited to a service that requires regular maintenance.
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?
Which of the numbered symbols below best represents a socket weld ball valve?
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?
(es) Amperage has an effect on the human body depending on the amount exposed to. Which of the mA answers below best corresponds to having pain, with the loss of voluntary muscle control, as it travels through the body?
(ws) There are several different types of energy that are released when you are welding or oxy-fuel cutting. ""Ultraviolet rays" Would best be defined by which type of energy below?
(ofc)A compound commonly used in oxy-fuel operations is derived from a combination of water and calcium carbide. Which of the chemical symbols below best represents this hydrocarbon gas?
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?
A plug valve is quick to open or quick to close. Another way of describing that profile is which of the following?
Calculate the mass of 6.25 ft³ of gold that weighs 3579 lb/ft³. Choose the best answer from the ones provided below.
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?
There are many different parts to an oxy fuel cutting torch. Choose the best answer from the options below that would describe "C".
"One of the principles of hydrostatics is that a fluids pressure is proportional to ________." Choose the best answer below to complete the sentence.
To avoid electrical shock there are several steps that can be taken. Of the answers below, choose the one that does not apply.
The lowest temperature a metal is completely molten is called which of the soldering terms below?
"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?
(ofe)The ________ is produced when slightly greater volume of oxygen is mixed with a smaller volume of acetylene. Choose from the answers below to fill in the blank.
"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?
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.
Self-Drilling anchors are considered to be this type of anchor. Choose from the following answers.
(se)Why are work lead clamps integral to the welding process? Choose the best answer from the ones below.
(papg) When calculating the "Grade" of a slope, there are several terms that are used. Which of the terms below is best defined as the required difference in elevation between two ends of a sloped pipe over a set distance?
What tool is pictured below?
There are many parts to a circle. Which of the answers below best relates to "A" in the picture provided?
(ofc)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.
What tool is pictured below?
"A substance that undergoes a ___________, doesn't chemically alter what the substance is." Choose from the options below to best fill in the blank in this statement.
(ofe)Of the gases below, choose the one that has the highest flame temperature in its neutral state.
There are three parts to a common twist drill. Which of the below is not one of those parts?
What tool is in the picture below?
What tool is in the picture below?
(ofc)There are two basic techniques to pierce a hole in plate steel. Choose the one that best applies from the answers below.