A randomized 100 question test from a pool of 991 questions, good luck!
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
(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.
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."
(ofe)"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
"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 answers below, which is the best example of the difference between a sensitive drill press and an upright drill press?
In the picture below there are various dimensions noted. Choose the answer from the ones provided that best describes the orientation of the numerical dimensions.
Of the answers below, which support has one bolt or two bolt manufacturing options?
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.
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?
"Two heating irons are used in this particular type of fusion welding." This best describes which of the following answers?
Type "K" copper tube has which colour identification strip?
There are many parts to a circle. Which of the answers below best relates to "I" in the picture provided?
When installing an instrument air piping system in a textile plant, what code would you reference for the minimum standards?
The code that covers all piping that transport fluids is which of the following?
(v) There are many variations of the basic types of valves. Which of the basic valve types below would have "Gas valve" variation?
(ws) Welding and Oxy-fuel cutting have some specialized safety equipment. Which of the answers below would be the minimum recommended filter plate for low amperage SMAW welding?
Convert 0.67 to the the nearest practical fraction. Choose the best answer from the ones below
Water distribution systems made from PE piping have a maximum operating temperature. What is that temperature? Choose from the options below.
The major difference between machined screws and both wood screws and sheet metal screws is which of the following?
(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?
What is the name of the reamer pictured below?
Of the methods to render a container safe for hotwork, which of the following is the most common and most effective?
What is the name of the grinder pictured below?
T=K x D x P, This formula is used to find the starting tightening torque target number. What does the "T" represent in this formula?
(mse)"This type of mechanical property also is known by the term "Elastic limit." This statement best describes which of the properties below?
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."
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?
(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?
These multi-purpose portable fire extinguishers are light, commonly red, and have a short nozzle or a narrow length of hose. Choose from the answers below the one that best applies.
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 "C" in the picture provided?
"If a worker is injured or has an accident on the jobsite, they must report it as soon as possible to the employer." The act that best encompasses this statement is which of the following?
"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.
A 10 meter piece of brass pipe that has an operating temperature of 85°C and pressure of 34 kPa/m². This line was originally installed At -15°C, what is the total linear expansion in meters for this line? Choose the best answer from the ones supplied below.
Which of the numbered symbols below best represents a side view butt weld tee?
(es) Using the proper tool for the job is an integral part of working safely. When using the shank and the width of the tip to size the proper screwdriver, which of the screwdrivers below would you be sizing?
To supply a gas test with high pressure, dry gas, which of the following would be best to use?
(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 of 3.4%-10.8%in air.
The inert purge gases for GMAW and GTAW welding processes are non-toxic, but are still dangerous. In what situation below would these gases be a danger?
(papg) When calculating the area of a shape, you would use the terms "length" and "width". Which of the terms below represents the "length" of a 90° triangle?
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?
Of the valves below, which has a flow pattern that is non-directional?
After cutting a pipe to length with a torch beveller, what is the next step in the weld preparation process?
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?
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
For horizontal soldered joints, it is a good practice to apply the solder at which location?
Class 6000 fittings are commonly made from which material?
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?
Which of the answers below best describes the units for relative density?
(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?
In the WHMIS system, "Oxidizing material" is represented by which hazard class? Choose from the following answers.
(ofe)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.
(ws) There are several different types of energy that are released when you are welding or oxy-fuel cutting. Which of the answers below would create the greatest amount of "Ultraviolet rays" while being used?
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.
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
(se)Welding power sources that are AC-DC rectifier type have several advantages to them, which of the answers below is not one of them? Select the best answer from the options provided.
(se)"This device limits electrical flow to one direction." This statement best describes which of the devices below?
"One of the principles of hydrostatics is that a fluids pressure is proportional to ________." Choose the best answer below to complete the sentence.
A plug valve is quick to open or quick to close. Another way of describing that profile is which of the following?
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
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.
There are two accepted methods of protecting metal from electrolysis. Of the list below, choose the one that applies.
If the welding apprentices tacked 4 welds in an hour, how many welds would be tacked by 3 apprentices in a 37.5 hour work week? Choose the best answer from the ones provided below.
There a specific vocabulary when describing the areas of a fillet weld. Which of these terms is represented by "A" in the picture below? Choose the best answer from those provided.
What type of screwdriver head is pictured below?
(bs)"The act or procedure of liquefying or melting by the application of heat, any two materials to combine them." This statement best describes which of the following terms?
A support that is floor mounted by welding or by anchors, is commonly called which of the following?
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 soldered or compression fitting is _______ than a flared fitting.
(se)"This term is describing a welding machine that has a steep volt-amp curve. It is well suited for SMAW and GTAW welding." This statement best describes which of the following answers?
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.
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?
(ofe)When used in conjunction with a flashback arrestor, a reverse flow check valve is best to be place where on an oxyacetylene setup?
(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.
This type of soldering uses temperatures below 450C or 840F:
While setting up for a hydrostatic test, it is noted that the maximum output on the pump to be used is 1000 psia. The test hose that is to be used has a pressure rating of 6950 kPaa. From the answers below choose the best course of action.
There are two accepted methods of protecting metal from electrolysis. Of the list below, choose the one that applies.
There are several steps to consider when soldering on a valve. Of the list choose the one that dose not apply
(ofe)A neutral flame would be best suited to which of the following applications?
Lift, swing, and non slam are all variations of which type of valve?
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.
When you are going to lubricate an air motor, which of the following would be the best time to do it?
This chisel has a cutting edge that is typically 60°,but can be reduced to 40° or increased to 90°. The chisel that best suits this description is which of the below?
When selecting a fastener, there are many criteria that are needed to be taken into consideration. What specification of the list below is needed to be known to allow proper movement or anchorage in the fastener?
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.
(ofc)Of the following answers, which is the best one for the torch pictured below?
(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.
Which is the best answer below that describes the following picture?
(se)All welding machines have a duty cycle. A machine with a duty cycle of 72% with an amperage of 425, would run continuously at what amp maximum? Choose the best answer from the selection below.
(wf)Slow travel speed, weak amperage and improper electrode angle are all included in which of the following terms? Choose the best answer from those provided below.
Youare going to dig a well on your land to get water, you have bought a small suction pump that will create a vacuum equal to a column 984 mm Hg. Which answer below best represents the maximum depth that the well can be while using this pump?
(v) There are many variations of the basic types of valves. Which of the basic valve types below would have "Gas cock" variation?
(ws) While welding, there may be contact with extremely hot metals, slag and sparks. Which of the answers below best relates to damage being done to the outer layer of skin and the next layer, the dermis?
(ws) Welding and Oxy-fuel cutting have some specialized safety equipment. Which of the answers below would be the minimum recommended filter plate for low amperage GTAW welding?
There are many parts to a circle. Which of the answers below best relates to "C" in the picture provided?
(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 no sensation as it travels through the body?
Using the picture below, which of the following answer best describes the dimension "B"?
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?
There are a number of lines on the edge of any rule. Which of the terms below best corresponds to these lines?
(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, loss of voluntary muscle control and difficulty breathing, as it travels through the body?