A randomized 100 question test from a pool of 898 questions, good luck!
A soldered or compression fitting is _______ than a flared fitting.
Of all the materials that make clothes, there is one type that should never be worn in a industrial workplace. Of the answers below, choose the one that best applies.
During the oxy-fuel cutting process, iron oxidizes. Of the terms below, which one best describes the resulting lines on the surface of the cut from this process?
Which of the following supports are used to support pipe lines with light loads that are subjected to up to 32mm vertical thermal movements?
What type of copper tube is most commonly used in fabricating a hydronic systems?
Which parts of an ASPT or NPT are flattened slightly?
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."
Class 3000, is a fitting classification for which type of material?
If you needed to place new threads on the inside of a fitting, which of these tools would be best?
What type of wrench is pictured below?
From the following answers, choose the one that answers the following statement. "The operating position of a gate valve commonly are ________ and ________."
What type of screwdriver head is pictured below?
T=K x D x P, This formula is used to find the starting tightening torque target number. What does the "K" represent in this formula?
In the picture below there are various dimensions noted. From the information in the provided picture, select the best answer to describe the method of dimensioning.
At the end of the month you have received 4 cheques. $1056, $2907, $4567, and $2957 were the totals, how much did you earn this month? Choose the best answers from the ones provided below.
The codes and regulations that must be followed when working with welded piping and fittings are based apon which of the following?
A holding tank is 43 feet in diameter. How many feet of welding will it take to seal the lid on the top? Choose the best answers from those provided below.
(se)"This electrical current has is not bi-directional and flows only from negative to positive." This statement best describes which of the following currents?
A worker is grinding 6m away from another worker refueling a diesel welder. Is there any workplace infraction occurring in this situation? Choose the best answer below for answering this.
(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.
Calculate the density of 5 m³ of copper that weighs 3879 kgs. Choose the best answer from the ones provided below.
(wf)"Foreign materials trapped in the weld metal at continuous or randomly spaced intervals." This statement best describes which of the defects below?
What tool is in the picture below?
Which answer below best describes the following picture of a bender?
These manufacturer installed items must be removed before the piping is put into operation, but not before the Variable Spring Hanger is installed and fully loaded. Of the selections below, which items best fits this description?
In the WHMIS system, "Other poisons" is represented by which hazard class? Choose from the following answers.
"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?
A water holding tank has a base of 25.67 m² and a height of 10 m, what is the force acting on the base of the tank? Choose the best answer from those provided below.
"The steps in preparing this type of fusion weld and a steel weld are very similar." Which of the answers below best fits this description?
"The reaction caused by contact between metals and oxygen molecules." Is the best definition of which of the terms 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.
"The destruction of a metal or an alloy because of chemical or electrochemical reaction with its surrounding environment or medium."
There are a certain number of steps to installing soldered tube/pipe. How many steps are required?
Using the picture below, which of the letters best illustrates a flat faced flange?
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 "F" in the picture provided?
What type of wrench is pictured below?
(se)The distance from the molten pool of the weld to the end of the electrodes core wire is called the arc length. A distance that is ________ of the diameter of the electrodes core wire is considered normal. Choose from the following options the best answer to fill the blank.
The major difference between machined screws and both wood screws and sheet metal screws is which of the following?
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.
Of the valves below, which has a flow pattern that is non-directional?
Two pieces of eye protection should be used together when grinding or chipping. Choose the best answer from the selection 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
There are several disadvantages with conventional dimensioning. In the grouping of answers below, one is not a disadvantage of this style of dimensioning. Choose the best answer that applies.
"This cutting machine cuts metal with a scissor-like action." Which of the machines below best fits this description?
In the WHMIS system, "Corrosive materials" is represented by which hazard class? Choose from the following answers.
Copper tube DWV fittings can be used on copper pressure piping systems
What is one of the three main differences between DWV and pressure application fittings?
(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.
Which of the numbered symbols below best represents a socket weld gate valve?
Calculate the mass of 6.25 ft³ of gold that weighs 3579 lb/ft³. Choose the best answer from the ones provided below.
(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.
Of the following supports, choose the one that is an example of a constant support hanger.
(wf)Of the defects listed below, which one best describes the picture shown?
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.
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.
What type of screwdriver head is pictured below?
When you are going to lubricate an air motor, which of the following would be the best time to do it?
Which of the numbered symbols below best represents a butt weld gate valve?
Of all the valves below, which would have close to the same flow characteristics as a globe pattern straight valve?
The _________ has an excess of acetylene, the inner cone has a feathery edge, called the acetylene feather, extending beyond it. Choose from the answers below to fill in the blank.
To keep your back healthy, there are several steps in lifting objects. Of the following, choose the one that would not apply.
"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
Convert 4.81' to the nearest ¹⁄₁₆ of an inch. Choose the best answer from the ones below
There are many different parts to an oxy fuel cutting torch. Choose the best answer from the options below that would describe "F".
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.
At the bottom of a column of water, the pressure is 459 psi, how high is this column? Choose the best answer from those provided below
Of the gases below, choose the best one that supports combustion, but is non-flammable on it own.
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?
Of the gases below, choose the one that has the highest flame temperature in its neutral state.
A welder has set up a temporary fab area in a c-can. He has put 2 portable fans, one in the front and one in the back, in the c-can for ventilation. Based on the information provided, which type of ventilation is he using? Use the terms provided to choose the best answer.
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?
(wf)"This type of defect is defined as an interruption of the typical structure of a material typically during the welding process." This statement best defines which of the answers below?
When faced with vertical movements typically in excess of 13mm, or where no residual stresses are to be transferred to the pipe, which of the supports below would be the best to install?
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?
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.
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?
There are three types of radiant energy that is given off by a typical welding arc. Choose the one that does not apply from the answers below.
Which type of fastener below requires a layout of the holes before fastener is installed?
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 isometric below has an abundance of information contained within it. The amount of 3 inch A106-B sch 40 piping that is required for this drawing is best represented by which of the answers below?
"Has a gasket surface in the same plane as the bolting circle face." Is the best description of which fitting?
"This alloy is the combination of copper and tin." Which of the metals below is best described by this statement?
There is a mutual attraction that causes unlike molecules them to cling to each another. This property is best describes by which of the following terms?
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.
(wf)Defective properties would include all of the following defects except one. Of the answers below choose the one that is not a defective property.
"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?
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?
Of the choices below, there is one valve that would be best suited to a service that requires regular maintenance.
"A process in which two or more items (usually metal) are joined together by melting and putting a filler metal into the joint, the filler metal having a lower melting point than the adjoining metal. " This is the best description for which of the following?
(wf)There is a great variety of ______ . This encompasses any flaw that compromises the acceptable standard for a weld. Choose the best answer to fill in the blanks from the ones provided below.
(se)All electrode holders have a rating. Choose from the answers below and select the one that best describes this rating.
When dealing with acetylene cylinders, generally you will encounter two types of valves. Which of the sets of valves below would you see?
(wf)Almost all electrode rods are kept in a container to protect them from the elements. Which of the following weld defects would this be the best form of protection from?
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?
There a specific vocabulary when describing the areas of a fillet weld. Which of these terms is represented by "J" in the picture below? Choose the best answer from those provided.
On oxygen cylinders, there are no seams, neither running up and down nor across. This is due to the manufacturing process that it goes though. Which of the answers below best describes this process?
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.
What tool is pictured below?
There are some good trade practices when using a hammer. Of the practices below, which is not one of them?
The code that covers all piping that transport fluids is which of the following?