A randomized 100 question test from a pool of 991 questions, good luck!
(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 2.3%-9.5% in air.
It is a good trade practice to transport gas cylinders secured and upright. From which act below did this practice come from?
(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?
(ofe)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.
When selecting a flux, what is the most important consideration to be made?
(ofe)Of the answers below, which is the best oxyacetylene term for the explosive condition that occurs upstream the mixer and can include all of the components in the outfit including the regulator.
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?
(ofe)"These regulators allow a consistent pressure to be fed to the tool being used. This is true despite the change in inlet pressures." Which of the regulators below is best described by this statement?
In relation to soldering, what does the term "Bore" signify?
The fraction ⁵⁸⁄₇ is equal to which of the answers provided below?
(wf)In during a welded joint, the input of heat must be controlled. Which of the issues could result in a weld where the heat input was not controlled well? Choose the best answer from those provided below.
"These drawing tools as commonly used with a T-square to produce vertical and angled lines." Of the tools below, which is best described by this statement?
The plug disc valve is a variation of which main category of valve?
A support that is floor mounted by welding or by anchors, is commonly called which of the following?
From the following answers, choose the one that answers the following statement. "The operating position of a gate valve commonly are ________ and ________."
What temperature separates soft soldering and brazing?
Which of the behaviors below best describes a rise or fall of the liquid surface, if a thin tube that is open at the both ends is inserted vertically in to a liquid, relative to the adjacent level of the fluid.
Lockable service, gas cock, pilot valve and a curb stop valve are all varieties of which type of valve?
Of the options below, which measuring tool would be best suited to getting exact measurements?
"This layout tool consists of a calibrated protractor, X-shaped frame, and a triple jointed marking arm and holder. This allows for marking of steel or pipe." Of the answers below, choose the one is best defined by this statement.
"In drill presses and drills, to hold the drill bits and accessories, there are several tooling devices that can be used." These are commonly called which of the below?
The first step in starting a task involving plastic pipe should be? Choose the best answer from the following.
There are two accepted methods of protecting metal from electrolysis. Of the list below, choose the one that applies.
STD or Sch40 piping is measured by the nominal ______ up to ______ diameter, and by the exact ______ up to ________diameter. Use the choices below to fill in the blanks in order.
As it happens sometimes, while you were on break, your fire extinguisher grew legs and walked away. You head to the tool crib to get another, as you are doing your inspection you notice it is a CFC type. Is there anything that must be done with this extinguisher?
(ofe)The proper procedure for shutting down an oxyacetylene outfit takes an number of steps. Of the answers below, choose the one that represents these number of steps.
Of the clothes to wear while cutting, welding or grinding, choose from the answers below the best material to have.
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?
What type of punch is pictured below?
When beginning a soldering or brazing project, which one of the following is one of the deciding factors for proper solder selection?
(se)The graph below best represents which type of welding machine output? Choose from the best answer from those provided below.
"One of the principles of hydrostatics is that the ________ of a fluid has no effect on pressure." Choose the best answer below to complete the sentence.
(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?
When heated, metal forms a scale on it's surface. This scale is called what?
"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?
(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?
(ws) Radiant energy released by a welding arc is far stronger than that of the sun, or other sources. Exposed skin will take a smaller amount of time to reach the same severity of burn with the sun, which of the answers below corresponds to that accelerated time?
What formula would be correct when attempting to calculate the fitting allowance of a threaded 90 degree elbow?
Ambient conditions and temperature of the contents of thermoplastic pipe are directly related to which of the answers below?
In the WHMIS system, "Acute poisons" is represented by which hazard class? Choose from the following answers.
There are several different three sided geometric shapes. Choose the best answer below as it relates to "D" in the picture provided.
What type of wrench is pictured below?
Calculate the relative density of a compound at 10456 kg/m³ with water at 1000 kg/m³. Select the best answer from the ones provided below.
All valves have a distinctive flow pattern to them. Which of the valves below is best represented by the pictured flow pattern?
"One of the principles of hydrostatics is that a fluids pressure is proportional to ________." Choose the best answer below to complete the sentence.
(bs)"This is the term used for the metal or steel that you are actually welding on." The term best described by this statement is which of the following?
Of the options below, what is the following sentence describing? "This is a mechanism that mechanically joins or affixes two or more objects together."
CSA approved head, eye, and foot protection is required for all workers. This is best legislated by which of the following acts?
What is the name of the cutter pictured below?
(mse)"This type of mechanical property also is known by the term "Elastic limit." This statement best describes which of the properties below?
What tool is in the picture below?
There are many different parts to an oxy fuel cutting torch. Choose the best answer from the options below that would describe "B".
(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?
"Has a gasket surface in the same plane as the bolting circle face." Is the best description of which fitting?
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?
The wall thickness of the two most commonly available fittings for 27.5mm (1/2") pipe are:
What tool is pictured below?
"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?
If you are bypassing or modifying a ground connection, you are creating what kind of hazard?
"A deterioration of a metal by both mechanical means and chemical means over a period of time." This statement best describes which of the following terms?
The height of a free standing or rolling scaffold is restricted to no more than 3 times the smallest base dimension. This guideline comes from which of the acts below?
Which of the following torque procedures is the least accurate in regards to getting to proper tension on a studbolt?
What type of wrench is pictured below?
A small system has been filled and is ready to pressure up. Which of the pumps below would be the best to use for this test?
(wf)"This is the term used for the point where the material begins to have permanent deformation." This statement best describes which of the terms below?
Which is the best answer below that describes the following picture?
There are many parts to a circle. Which of the answers below best relates to "I" in the picture provided?
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?
(ofc)Oxygen should have a purity of 99.5% or higher for oxy-fuel cutting. The cutting speed will be an estimated ¾ of normal and the expenditure in cutting oxygen will increase approximately ¼ of normal for each _______ drop in purity percentage form optimum. Use the answers provided to select the best one to fill in the blank.
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?
What tool is in the picture below?
The recommended PVC grooved joint operating maximum temperature is which of the below?
Socket weld fittings are generally used to join piping that is 50mm(2") or less?
(wf)While welding, water and other liquids get caught up in the weld. These produces voids of gas when the weld cools. Which of the terms below best describes these voids?
(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.
Which of the answers below best represents the pressure exerted by a column of water 1' in height and a base of 1 in²?
(mse)There are a number of components to a simple SMAW weld. In the picture below, #1 is best represented by which answer 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?
(ofe)The most common colour for a oxygen gas hose in an oxyacetylene set up is which of the below?
(se)While welding, what is the result of shortening of the welding arc? Choose the best answer from those provided below.
(se)This term expresses the pressure from an electrical circuit's power source that produces pressure to push a current through a circuit, enabling them to do work. From the terms provided, choose the one that best applies.
(wf)Dimensional defects would include all of the following defects except one. Of the answers below choose the one that is not a dimensional defect.
If you have received 43 widgets out of an order of 378 widgets, what percentage of widgets have been accounted for? Choose the best answer from the ones provided below.
(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 epidermis resulting in blistering?
Which of the following supports has a hardened steel cup set screw?
(v) Valves have many uses in process control. Which of the valves below would be the worst choice for a throttling application for a slurry?
In the WHMIS system, "Oxidizing material" is represented by which hazard class? Choose from the following answers.
Convert 0.41278 to a fraction. Choose the best answer from below.
What type of screwdriver head is pictured below?
(se)"This device limits electrical flow to one direction." This statement best describes which of the devices below?
You have just installed a small vessel on site, the height is 29' and the base has a 9' diameter. What is the force exerted on the pad that it sits on when completely full of water? choose the best answer from those provided below.
Non ferrous piping has three distinguishing characteristics. Contains no iron, and not susceptible to oxidization are two. Of the following list , pick the third.
(papg) The relationship between the distance around a circle and the distance directly across it is a constant ratio. Which of the terms below best describes the relationship between the distance around and the full distance across a circle?
The coolest place possible should be the location for which of the following components of a basic pneumatic system?
Of the benders below, which will allow kinking in soft tubing?
(se)Welding power sources that are AC transformer type have several advantages to them, which of the answers below is not one of them? Select the best answer from the options provided.
Of the options below, which one relies on the memory of the plastic tube to contract to its original size after the fitting is inserted?
Using the picture below, which of the letters best illustrates a raised face flange?
Using the picture below, which of the letters best illustrates a flat faced flange?
Of the answers below, choose the layout tool that would most likely consist of a "Bevel protractor" and a steel rule