A randomized 100 question test from a pool of 898 questions, good luck!
"The reaction caused by contact between metals and oxygen molecules." Is the best definition of which of the terms below?
What pressure would be exerted by a column of water 14 feet high? Choose the best answer from those provided below
These types of portable fire extinguishers are very heavy, have a conical nozzle, and are commonly bright red. Choose the best answer from the selection below.
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?
There are some good trade practices when using a hand wrench. Of the practices below, which is not one of them?
Generally in oxy-fuel cutting, when heat is applied to steel ranging from 760°C to 870°C, this is commonly referred to as which of the terms below? Choose the best answer from the options provided.
Using the picture below, choose the best answer that relates to the item indicated by the "B".
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?
"This gas irritates sensitive skin and mucous membranes. It is non-flammable, has an unpleasant odour, and is colourless." This statement best describes which of the following gases?
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 are a number of lines on the edge of any rule. Which of the terms below best corresponds to these lines?
"This physical factor within the environment that harms the musculoskeletal system." This statement best describes which of the hazard groups below?
"Easy rotation of the piping to allow for even wearing of the pipe in an abrasive application." This is the best description of which of the plastic pipe joining types below?
Acetylene gas reacts explosively with some metals, so only certain metals may be used in piping the gas or repairing hose. Of the answers below, one is not an approved metal to be used in transporting acetylene gas. Choose the one that best applies.
(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?
(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?
An acetylene bottle has a specific volumetric capacity. The cylinder should not be emptied more then one _______ of that capacity per hour. Choose the best answer to fill in the blank from the ones below.
(se)When sizing welding cables, which of the cables below would be the smallest?
Looking at the following terms, choose the best answer that is not associated with a characteristic of a gas.
Which of the valve styles below best fits the following statement "This variation of globe valve can be used where minimum pressure loss is required. They can also be rod through to remove debris upstream of the valve. "
When storing plastic pipe, the pipe should be supported adequate support at all times. For long term storage, what additional step should be taken?
What is the SI measurement for air pressure? Choose the best answer from the options below.
Copper tube DWV fittings can be used on copper pressure piping systems
Of the benders below, which will allow kinking in soft tubing?
"This type of respirator has two different types that are available. These are continuous flow, and pressure demand respirators. " This statement best describes which of the following respirators?
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?
(wf)Of the answers below, which type of defect occurs when the electrode is not drawn away from the puddle slowly enough?
Upstream of the low pressure stage and downstream of the high pressure stage of the two stage compressor, should be the location for which of the following components of a basic pneumatic system?
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.
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.
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.
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.
In the WHMIS system, "Compressed gas" is represented by which hazard class? Choose from the following answers.
Lockable service, gas cock, pilot valve and a curb stop valve are all varieties of which type of valve?
"In this type of welding, the filler metal is liquid above 425°C, and deposited in the joint by other than capillary attraction." This statement best describes which of the weld methods below?
There are many different parts to an oxy fuel cutting torch. Choose the best answer from the options below that would describe "C".
What type of screwdriver head is pictured below?
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?
The numbers encircled on the north side of the drawing are best represented by which of the terms below?
"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?
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
There are several sizes of portable hand drills. How are they rated? Choose the best answer from the ones below.
Socket weld fittings are generally used to join piping that is 50mm(2") or less?
"This term is used for lines that intersect at a right angle." Of the terms provided choose the best one to fit this statement
Socket weld fittings most commonly come in sizes ranging from _____ to _____.
"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
Typical hanger spacing for 50 mm cast iron pipe is 3.0 m. Using that information, how many hangers are needed on a 13 m horizontal run?
Of the valves below, which has a non-directional flow pattern?
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.
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.
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?
From the following options, choose the most popular pressure testing method.
What tool is in the picture below?
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.
At the warehouse, they have received an exchanger. You look at the waybill, and see that it was discounted 3 separate times for 15%, 12% and 6% each. If the original price was $45,692, which of the answers below best represents the final purchase price?
(se)Which of the terms below is used when a sine wave completes a 360° rotation?
(wf)Lack of fusion, oxidation and lack of penetration are all included in which of the following terms? Choose the best answer from those provided below
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?
Every hacksaw blade has a "set". This particular "set" has the teeth in a wavy design running from left to right. . Of the answers below, choose the best "set" to match this description.
When fusion welding a butt joint, what is the suggested size of the root opening? Choose the best answer from the ones below.
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.
"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?
The 3 classes of fittings for a forged steel piping system come in 3 classes. Of the list below, select the 3 that apply.
(se)On a brand new joint, when welding the last pass, what arc length should be used? Choose the best answer from the options given below.
Section 315(1), (2) and (3) covering guardrails can be found in which piece of legislation below?
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.
The fraction ⁵⁸⁄₇ is equal to which of the answers provided below?
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?
Which of the following disc designs is the most widely use variation for the gate valve?
(se)Which of the basic types of electrode holders is pictured below? Choose from the answers provided.
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.
"This type of drill is only for up to ½" holes that need to be precise." Choose the answer below that is best described by the statement.
There are generally considered to be four types of welds. Which of those weld types is represented by the picture below? Choose the best answer from those provided.
Which of the welding processes below would welding goggles be worn?
After installing an instrument air piping system, you are asked to prove to the client there are no leaks. The piping specs require that no moisture be left in the system after testing. Which of the following options would be the best for this request?
(mse)"This type of mechanical property also is known by the term "Elastic limit." This statement best describes which of the properties below?
Calculate the volume of 5 kg/m³ of nitrogen that weighs 2694 kgs. Choose the best answer from the ones provided below.
What tool is in the picture below?
(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.
(se)"The electrical force that retains the arc while the welding work is being done." This statement best describes which of the following answers?
(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.
Piping that you have to be order for a job needs to be absolutely devoid of any surface contamination. Which of the following finishes will you ask to have put on your piping?
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?
Using the picture below, choose the best answer that relates to the item indicated by the "A".
There are two accepted methods of protecting metal from electrolysis. Of the list below, choose the one that applies.
The code that covers the piping standards to be used for cryogenic fluids would be which of the following?
"This type of breathing apparatus is designed to allow a reserve of air for 5-10 minutes." The answer below that this statement best describes is which one?
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 parts of an ASPT or NPT are flattened slightly?
Biological Hazards can be further broken down into subsections. Of the answers below, one is not a biological hazard, choose the answer that doesn't fit.
Which of the numbered symbols below best represents a side view threaded 90° elbow?
Which of the answers below best describes the units for relative density?
What is one of the three main differences between DWV and pressure application fittings?
______ type compression joints are also commonly referred to as ______ as well as sleeveless type.
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?
Which of the piping systems below would Bell-end type joints primarily be used in?
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.
The classification of ferrous piping includes all of the following except for one. Choose the pipe that is not ferrous.
In the International System of Units, there are several standard measurements. Of the the standard measurements below, which one best represents the unit for mass?