A randomized 100 question test from a pool of 898 questions, good luck!
"When two or more substances are combined and each retain their own chemical identity." Choose the term below that best reflects this statement.
There are many different parts to an oxy fuel cutting torch. Choose the best answer from the options below that would describe "B".
(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.
Calculate the volume of 5 kg/m³ of nitrogen that weighs 2694 kgs. Choose the best answer from the ones provided below.
"This material is formed with cross-linking, and becomes irreversibly rigid after the reaction has taken place." This is the best description of 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.
What type of wrench is pictured below?
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.
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
Using the picture below, which of the letters best illustrates a male and female set flange?
(wf)Of the defects listed below, which one best describes the picture shown?
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?
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.
"This workplace hazard consists of organisms or organic matters produced by these organisms that are harmful to human health." This statement best describes which of the hazards below?
One of the constants in an isometric drawing is that all angles recede ________ from the horizontal. Choose the best answer from the ones below to fill in the blank.
Lockable service, gas cock, pilot valve and a curb stop valve are all varieties of which type of valve?
Which is the best answer below that describes the following picture?
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?
In a carbonizing oxyacetylene flame, the length of the feather indicates which of the conditions below? Choose the best answer from the following.
"Generally concrete screws are fasteners considered _________ and have applications with _______ loads." Choose from the answers below to fill in the blanks.
"One of the principles of hydrostatics is that a containers shape that is holding a fluid will ________." Choose the best answer below to complete the sentence.
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?
(mse)The CSA classification of carbon steel SMAW electrodes is metric. Choose the best answer for what the "70" represents, in the answers below.
Of the list below, a try cock is considered what type of valve?
What tool is in the picture below?
Typical hanger spacing for 19 mm copper pipe is 2.4 m. Using that information, how many hangers are needed on a 8 m horizontal run?
Which is the best answer below that describes the following picture?
When used in conjunction with a flashback arrestor, a reverse flow check valve is best to be place where on an oxyacetylene setup?
A 35 meter piece of copper pipe that the first 10 m section has an operating temperature of 105°C and pressure of 34 kPa/m² until a restriction, then the temperature and pressure both drop by 15 for the remainder of the line. The entire line was originally installed at -25°C, what is the total linear expansion in meters for this line? Choose the best answer from the ones supplied below.
To avoid electrical shock there are several steps that can be taken. Of the answers below, choose the one that does not apply.
What type of screwdriver head is pictured below?
(se)All electrode holders have a rating. Choose from the answers below and select the one that best describes this rating.
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.
There are many parts to a circle. Which of the answers below best relates to "A" in the picture provided?
If the piping isometric that you are working off of has a ¼":1' reduced scale to it, what is the print length of the workpiece if it measures 12' on the bench? Choose the best answer from those provided below.
(se)Which of the basic types of electrode holders is pictured below? Choose from the answers provided.
"Has a gasket surface in the same plane as the bolting circle face." Is the best description of which fitting?
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?
"The ability of a substance, usually a metal, to be deformed or molded into a different shape." This statement is the best description of which of the following terms?
There are several different three sided geometric shapes. Choose the best answer below as it relates to "C" in the picture provided.
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.
Of the welded joint configurations, which of the terms below references the picture provided?
Of the valves below, which has a flow pattern that is non-directional?
One of the components in a oxyacetylene outfit is required to deliver a pressure that is consistent despite source pressure fluctuations. Which of the following components best fits this function?
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 numbered symbols below best represents a side view socket weld 90° elbow?
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.
(wf)"This term refers to a physical property of a material which describes the ability of a material containing a crack to resist further cracking."
This type of layout tool consists of two parts, a "Beam" and a "Blade". Which of the following tools best fits this description?
Atmospheric pressure is the pressure the air exerts on the earth surface. Which measurement below best represents this pressure?
Of the answers provided, choose the thermoplastic that is used for laboratory DWV, and has similar characteristics to PP.
When used in conjunction with a reverse flow check valve , a flashback arrestor is best to be place where on an oxyacetylene setup?
(mse)The slag from the welding process has several important functions. Of the answers below choose the best one that does not apply.
(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 lube oil piping header has a slope of 2.5% for a 13500 mm run. What is the total drop of the line in meters? Choose the best answer from the ones provided below.
(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.
"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?
What tool is pictured below?
What is the name of the reamer pictured below?
"Has a female socket in which pipe is fitted. Fillet welding is done from outside on the pipe." This is the best description of which fitting?
Burns have a classification by degree. If you have a surface burn, it would be considered which of the following?
What tool is in the picture below?
On the jobsite you have to cut 200 mm plate, and have to heat a large hoarding from the same supply. Of the gases below, choose the gas that would best fill both of these requirements.
Concrete anchors have two broad categories. Of the choices below, select the ones that apply.
Which answer below best describes the following picture of a bender?
Which of the states of matter can be defined as having defined mass, but no defined volume or shape? Choose the best answer from the ones provided below.
(se)What is the name of the welding accessory pictured below? Use the answers provided to choose the best one.
If you subtract the TE from the T when fitting a threaded joint, the remainder will represent which of these terms?
The safe working pressure of acetylene is 15 psi. As the temperature of the gas increases, this pressure will change. Choose the best answer from the ones provided below to explain what this change will be.
Which of the numbered symbols below best represents a butt weld gate valve?
Calculate the density of 4 ft³ of copper that weighs 367 lbs. Choose the best answer from the ones provided below.
There are many parts to a circle. Which of the answers below best relates to "E" in the picture provided?
There are three parts to a common twist drill. Which of the below is not one of those parts?
There are several different three sided geometric shapes. Choose the best answer below as it relates to "B" in the picture provided.
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.
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?
(se)When sizing welding cables, which of the cables below would be the smallest?
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?
There are many different parts to an oxy fuel cutting torch. Choose the best answer from the options below that would describe "A".
There are some specific weld faults that can occur with a fillet weld. Which of these faults is represented by the picture below? Choose the best answer from those provided.
If the piping isometric that you are working off of has a 1:20 metric reduced scale to it, what is the actual length of the workpiece of you measure 45mm on the print? Choose the best answer from those provided below.
What tool is in the picture below?
(se)If you wanted a narrower bead, that has deeper penetration, which of the following techniques would be best suited for the task? Choose the best answer from the options below.
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?
Of the list below, before adding the flux to a capillary soldered joint, what must be done?
What tool is in the picture below?
"In the center of a flange there is a tall hub with a bevelled end suitable for welding." This is a description of which type of flange?
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?
(mse)There are a number of components to a simple SMAW weld. In the picture below, #2 is best represented by which answer below?
In the WHMIS system, "Acute poisons" is represented by which hazard class? Choose from the following answers.
With regard to fitting a threaded joint, the length of the threads that is engaged inside the fitting is called by which of these terms?
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.
"This tooth count hacksaw blade is generally recommended for most uses". Which of the following blades fit that description?
A square groove double weld commonly has a maximum material thickness of ________. Use the best answer below to fill in the blank.
As it relates to calculating grade, which of the terms below best describes the letter "A"?
Which is the best answer below that describes the following picture?
Type "L" copper tube has which colour identification strip?
"A substance used to promote fusion that is applied to surfaces to be joined to keep them free from oxide and promote their union." This is the best definition of which of the soldering terms below?
Of the answers below, which is the best example of the difference between a sensitive drill press and an upright drill press?
"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?