A randomized 100 question test from a pool of 991 questions, good luck!
(ofe)On every acetylene cylinder there is an overpressurization safety device. Of the answers below, choose the best name for this device.
A common 30/70 soft solder contains what percentage of which elements in it's alloy?
(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?
(bs)"This term is a combination of metals or of a metal and another element." Which of the following terms is best described by this statement?
Choose the best answer below that is the density of air at STP in metric measurement.
The number of turns by _______ should be _______ than the number of turns by _____ when tightening a threaded joint. Choose the words in order to fill the blanks from the options below.
The encircled letters along the west side of the drawing are best represented by which of the terms below?
(wf)Weld faults can happen even before the welding has occurred. Which of the answers below best describes the number of common types of pre-weld dimensional defects?
From this description, choose the correct pipe support. "A piece of pipe, to support a line, that is mitered and welded to the back of an elbow."
Which of the following codes applies to high temperature water is generated at pressures exceeding 160 psig and/or temperatures exceeding 250 degrees F?
(bs)"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?
(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 sensation of a mild shock as it travels through the body?
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.
A holding tank is 43 feet in diameter. How many feet of welding will it take to seal the lid on the top? Choose the best answers from those provided below.
(wf)"The maximum load that a material can support without fracture when being stretched." This statement best describes which of the following terms?
The 3 key elements of the WHIMIS system are, worker education, labels and ________. Choose from the answers below to fill in the blank.
(ofe)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?
There are several different three sided geometric shapes. Choose the best answer below as it relates to "A" in the picture provided.
T=K x D x P, This formula is used to find the starting tightening torque target number. What does the "P" represent in this formula?
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.
Of the answers provided, choose the thermoplastic that is used for laboratory DWV, and has similar characteristics to PP.
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?
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.
A fume extracting welding gun works well with which other source of ventilation? Choose the best answer from the choices below
(wf)Of the defects listed below, which one best describes the picture shown?
(ofc)Which of the following gases has the highest MJ/m³ rating? Choose the best answer from those provided.
(ofe)A neutral flame would be best suited to which of the following applications?
It is a good trade practice to transport gas cylinders secured and upright. From which act below did this practice come from?
(se)The distance from the molten pool of the weld to the end of the electrodes core wire is called the arc length. A distance that is ________ of the diameter of the electrodes core wire is considered normal. Choose from the following options the best answer to fill the blank.
A nitrogen piping system does not exceed 6000 psi @ 100 degrees F. What weight of pipe is required with Class 6000 forged steel fittings?
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."
Of the choices below, there is one valve that would be best suited to a service that requires regular maintenance.
(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.
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?
(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.
Typical hanger spacing for 150 mm stainless steel pipe is 5.5 m. Using that information, how many hangers are needed on a 46 m horizontal run?
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.
(se)The graph below best represents which type of welding machine output? Choose from the best answer from those provided below.
Straight pattern, Y pattern and angle pattern are all design variations of which style of valve?
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?
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?
Which of the following supports are used to support pipe lines with light loads that are subjected to up to 32mm vertical thermal movements?
Convert ¹¹⁄₁₆ to a percentage. select the best answer from the ones provided below.
Of the options below, choose the one that best represents a manual actuator for a gate valve in an inaccessible area.
After cutting a pipe to length with a torch beveller, what is the next step in the weld preparation process?
"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?
(ws) There are several different types of energy that are released when you are welding or oxy-fuel cutting. Which of the rays below would best be described as one that would cause exposed skin to burn?
Atmospheric pressure is the pressure the air exerts on the earth surface. Which measurement below best represents this pressure at an altitude of 3000 feet above sea level?
What tool is pictured below?
Which of the numbered symbols below best represents a side view butt weld tee?
(wf)"This type of defect is defined as an interruption of the typical structure of a material typically during the welding process." This statement best defines which of the answers below?
What is one of the three main differences between DWV and pressure application fittings?
What tool is in the picture below?
"A process in which two or more items (usually metal) are joined together by melting and putting a filler metal into the joint, the filler metal having a lower melting point than the adjoining metal. " This is the best description for which of the following?
Which of the the materials below should never be used to repair an acetylene hose. Choose the best answer that 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 "B" in the picture provided?
Calculate the volume of 2.3 lb/ft³ of aluminium that weighs 1479 lbs. Choose the best answer from the ones provided below.
"Has a gasket surface in the same plane as the bolting circle face." Is the best description of which fitting?
In the picture below there are various dimensions noted. Choose the best answer from the ones provided to show the tolerance dimension.
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?
(v) Individual types of valve have certain characteristics. Which of the valves below would be available in angle, Y, and straight configurations?
"This type of cutting machine is perfect for busy shops. When the machine is loaded, and starts to cut the material, it allows the operator to do other tasks while the machine is cutting." This statement best describes which of the following metal cutters
(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.
In relation to soldering, what does the term "Capillary action" signify?
(papg) There are several steps to determining the area of a circle. Which of the answers below would you square to calculate the area of a circle?
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.
What type of screwdriver head is pictured 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?
To cut a piece of structural steel with a hacksaw, which of the following blades would be best?
Which parts of an ASPT or NPT are flattened slightly?
(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
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.
In the picture below, what type of joining system is being used? Use the best answer from the ones provided below.
When one substance is dissolved in another homogeneously, this is called a solution. Which of the three states of matter can a solution exist? Choose the best answer from the ones provided below.
In the WHMIS system, the two types of labels that are the most commonly used are? Use the answers provided.
(wf)Of the defects listed below, which one best describes the picture shown?
What type of punch is pictured below?
(ofc)Looking at the answers below, which one is not a cause of flashback while using an oxyacetelyne cutting torch? Choose the best answer that applies.
The fraction ⁵⁸⁄₇ is equal to which of the answers provided below?
To cut a piece of copper tube with a hacksaw, which of the following blades would be best?
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?
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?
(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.
What tool is pictured below?
Which of the numbered symbols below best represents a side view socket weld 45° elbow?
In the WHMIS system, "Corrosive materials" is represented by which hazard class? Choose from the following answers.
All valves have a distinctive flow pattern to them. Which of the valves below is best represented by the pictured flow pattern?
The categories of workplace hazards have been broken down to _____ main areas. Using the answers below fill in the blank.
What type of wrench is pictured below?
Fire suppression applications use CPVC piping. For this application what colour must this piping be? Choose the best answer from the options below.
Fillet welds have fundamentally ________ different types of welds. Choose the best answer from those below to fill in the blank.
Your journeyman is fitting up a joint and asks you to check to see if the pipe is "plumb". Which way would you hold the level to get that information? From the following options, choose the best answer.
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?
(ofc)Which oxy-fuel cutting tip is pictured below. Choose the best answer from those given below.
The code that covers all piping that transport fluids is which of the following?
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.
(se)"This term is describing a welding machine that has a flat, or close to it, volt-amp curve. It is well suited for GMAW and SAW welding." This statement best describes which of the following answers?
There are many parts to a circle. Which of the answers below best relates to "A" in the picture provided?
"While dimensioning drawings, there is one of the following activities that you must avoid doing." Which of the following actions when dimensioning a drawing must be avoided? Choose the best answer from the ones provided below
Every hacksaw blade has a "set". This particular "set" has every third tooth straight, while the two before it are bent slightly to the side opposite of each other. Of the answers below, choose the best "set" to match this description.