A randomized 100 question test from a pool of 898 questions, good luck!
Using the picture below, choose the best answer that relates to the item indicated by the "B".
(se)All electrical conductors resist the flow of current to some degree. Which of the terms below is used to measure this resistance? From the answers below select the one best applies.
While fitting a joint you are made aware that there is no wall thickness stamped on the fitting you are going to use. The proper course of action would be?
Which of the filler metals would be most commonly used when brazing copper or copper alloys? Choose the best answer from the following filler metals.
Calculate the volume of 2.3 lb/ft³ of aluminium that weighs 1479 lbs. Choose the best answer from the ones provided below.
There are three elements that are required to start a fire, this is called the "Fire triangle". Fuel and heat of ignition form two sides of this triangle. Of the answers below, choose the one that best fits on the third side.
(wf)Of the defects listed below, which one best describes the one that the black arrow is pointing to in the picture shown?
"This type of cutting machine has a large flywheel driven by an electric motor that does the cutting." Of the answers below choose the one that is best described by this statement.
(wf)The welding surface may contain discontinuities from the style of preparation. From the answers below, choose the best one that describes discontinuities from a surfaced prepped by gouging. blades.
All valves have a distinctive flow pattern to them. Which of the valves below is best represented by the pictured flow pattern?
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
Your crew has just finished setting an enclosed vessel that had a 15 m diameter, a height of 23 m. The insulator foreman has asked you to verify his requirements of insulating the shell of the vessel. Choose the best answer from the ones below that represents the amount of insulation required.
What tool is in the picture below?
In the International System of Units, there are several standard measurements. Of the the standard measurements below, which one best represents the unit for a large volume?
(wf)"Foreign materials trapped in the weld metal at continuous or randomly spaced intervals." This statement best describes which of the defects below?
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?
"One of the principles of hydrostatics is that a fluids pressure is proportional to ________." Choose the best answer below to complete the sentence.
The Variation in a gate valve's design is in the disc. How many types of disc variations are there for a gate valve?
Of the list below, a try cock is considered what type of valve?
(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.
For material that is ⅜" to 1" thick, the most common type of joint preparation would be which of the following. Choose the best answer that applies
"The process of shaping metal and increasing its strength by hammering or pressing." This statement best describes which of the following terms?
(mse)"This type of material property is measured using a Brinell, or a Rockwell test." This statement best describes which of the properties below?
When beginning a soldering or brazing project, which one of the following is one of the deciding factors for proper solder selection?
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
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?
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.
Fire suppression applications use CPVC piping. For this application what colour must this piping be? Choose the best answer from the options below.
Using the picture below, which of the following answer best describes the dimension "B"?
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
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.
These materials can be cooled and heated several times without any change in their chemistry or mechanical properties. This allows them to be formed and re-formed into different shapes" This is the best description of which of the terms below?
Water distribution systems made from PE piping have a maximum operating temperature. What is that temperature? Choose from the options below.
In the WHMIS system, "Corrosive materials" is represented by which hazard class? Choose from the following answers.
(se)When sizing welding cables, which of the cables below would be the smallest?
The markings required on a butt weld fitting does not include which of the following?
What type of copper tube is most commonly used in fabricating a hydronic systems?
A boiler that creates superheated water at 175 psig and 275F is covered under which code(s)?
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.
You are working with an isometric drawing that has dimensions in imperial measurements. Your journeyman has asked you to convert several measurements to inches. These measurements include 6', 4.5', 3'7" and 2'4". Choose the best answer below to reflect the total number of inches.
Type "K" copper tube has which colour identification strip?
Complete this equation. 5⅘ x 2⅜ = X. Choose from the selection of answers below.
Straight pattern, Y pattern and angle pattern are all design variations of which style of valve?
(se)What is the name of the welding accessory pictured below? Use the answers provided to choose the best one.
Class 6000 fittings are commonly made from which material?
Of the welded joint configurations, which of the terms below references the picture provided?
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.
There are some good trade practices when using a hammer. Of the practices below, which is not one of them?
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?
Burns have a classification by degree. If you have a surface burn, it would be considered which of the following?
Use the answers below to answer the following question. "To aid in the removal of trapped sediment and small debris, a valve should be closed in which manner?
Of the answers below, which is the best oxyacetylene term for the condition that occurs when the tip produces a shrieking noise, sparks and dark smoke.
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.
Of the valves below, which has a flow pattern that is non-directional?
This design of this fastener allows you to secure the object though holes that are drilled in the piece beforehand. Which of the following fasteners is designed in the same manner?
Of all the tools listed below, what is the preferred method for cutting tube under 3/4"?
The categories of workplace hazards have been broken down to _____ main areas. Using the answers below fill in the blank.
There are a number of lines on the edge of any rule. Which of the terms below best corresponds to these lines?
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.
One of the four classifications of fusion welding low alloy steel oxy fuel gas welding rods is R60. What do the two numbers represent in this classification? Choose the best answer from the options below.
When using your oxyacetylene torch, if your gas speed is lower that the speed of flame propagation, what will the outcome be?
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?
"A pressure regulator's primary function is to match the flow of gas through the regulator, while maintaining a consistent output pressure, to the demand for gas placed upon it." Why is this item required for most pneumatic tools?
Of the valves below, which has a non-directional flow pattern?
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?
"Is a mechanical seal which fills the space between two or more mating surfaces, generally to prevent leakage from or into the joined objects while under compression." This is the best definition of which fitting?
(se)The graph below best represents which type of welding machine output? Choose from the best answer from those provided below.
When used in conjunction with a flashback arrestor, a reverse flow check valve is best to be place where on an oxyacetylene setup?
There is a set number of steps in the procedure for creating proper joints with thermoplastic piping. Of the answers below, select the one that is closest to that number.
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.
The alignment of holes in two or more pieces of plate at the same time can be a challenge. Which of the tool below would be best in this situation?
(se)Which of the terms below relates best to how quickly the flow of AC changes direction? Choose the your answer from those provided 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 oxy-fuel cutting tip is pictured below. Choose the best answer from those given below.
"This style of check valves doesn't rely on flow reversal or gravity to close. Instead, the valve is closed by a spring." Of the valves below, this is the best description of which?
(wf)Which answer below best describes the undesireable situation shown by the three black arrows?
An extraction hood attached to a system of flexible ductwork would be an example of which of the answers below? Use the options below to choose the best answer.
Socket weld fittings are generally used to join piping that is 50mm(2") or less?
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 numbered symbols below best represents a threaded ball valve?
"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.
On every oxygen cylinder there is an overpressurization safety device. Of the answers below, choose the best name for this device.
Which of the following codes applies to high temperature water is generated at pressures exceeding 160 psig and/or temperatures exceeding 250 degrees F?
"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?
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.
Because of various stresses, fasteners to be used in the piping industry are designed for what type of load?
There are many different parts to an oxy fuel cutting torch. Choose the best answer from the options below that would describe "B".
Before entering a confined space for the first time or re-entering after a break, it is a good practice to do which of the following?
In the groove and shoulder system, if you use a roll groove, what is the disadvantage of this type of groove? Choose the best answer of the options below.
Your journeyman asks you to fill out the following print with measurements. What method of dimensioning are they having you do? Choose from the best answer from the ones provided below.
If you were trying to depict the inside workings of an item, you which of the following orthographic views would be best for the task?
(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
With the options below complete the following sentence. "Rules governing the fabrication of power boilers is found in ASME ________"
(se)On a brand new joint, when welding one of the first two passes, what arc length should be used? Choose the best answer from the options given below.
"This physical factor within the environment that harms the musculoskeletal system." This statement best describes which of the hazard groups below?
What tube would be commonly used in fabricating a radiant heating system?
Of the gases below, choose the one that has the highest flame temperature in its neutral state.
Two pieces of eye protection should be used together when grinding or chipping. Choose the best answer from the selection below.
For horizontal soldered joints, it is a good practice to apply the solder at which location?
Which of the numbered symbols below best represents a butt weld ball valve?