A randomized 100 question test from a pool of 991 questions, good luck!
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?
(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 largest range of flammability.
What is the pressure exerted by 1 ft² of water? Choose the best answer from those provided below.
Occupational exposure limits have threshold limits. There are three of these threshold limits that are used, of the answers provided, which is not a value used?
Using the picture below, choose the best answer that relates to the item indicated by the "C".
(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 outer layer of skin and the next layer, the dermis?
Of the answers below choose the best answer that reflects style of press that has the highest capacity.
(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.
(ofc)Which oxy-fuel cutting tip is pictured below. Choose the best answer from those given below.
"Two heating irons are used in this particular type of fusion welding." This best describes which of the following answers?
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?
Which of the piping systems below would Bell-end type joints primarily be used in?
"One of the principles of hydrostatics is that a fluids pressure is proportional to ________." Choose the best answer below to complete the sentence.
Which of the numbered symbols below best represents a threaded globe valve?
(ofe)The ________ is produced when slightly greater volume of oxygen is mixed with a smaller volume of acetylene. Choose from the answers below to fill in the blank.
Pressure vessels such as pipelines, plumbing, gas cylinders, boilers and fuel tanks can be tested for strength and leaks. From the list below choose the correct testing procedure.
(ofe)A neutral flame would be best suited to which of the following applications?
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.
(ofe)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.
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 "D" in the picture provided?
(se)Which of the terms below best relates to a material or substance that resists the flow of electrical current? Choose your answer from those provided below.
What tool is in the picture below?
What tool is in the picture below?
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.
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?
Socket weld fittings are commonly used on joints that are what size?
Please add the following fractions ⁴⁄₈, ⁶⁄₁₂, ⁵⁄₈, ⅔. Choose your answer from the ones provided below.
Using the picture below, choose the best answer that relates to the item indicated by the "D".
What is the name of the cutter pictured below?
"An extra piece of equipment is required when testing with an air compressor." This statement best describes which of the following answers?
Lift, swing, and non slam are all variations of which type of valve?
What type of wrench is pictured below?
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?
Each substance has it's own rates of expansion and contraction, using the table below find the substance with the greatest amount of expansion per °C. Choose the best answer from those provided below
Which of the numbered symbols below best represents a side view threaded tee elbow?
All valves have a distinctive flow pattern to them. Which of the valves below is best represented by the pictured flow pattern?
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.
A typical file generally has one of four basic cuts. Which of the below is not one of those cuts?
(papg) Determining the surface area of any box involves several calculations. Which of the answers below best describes the number of sides that are involved in determining the surface area of a box open to atmosphere?
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."
You are asked to cut a mark on a 50mm piece of pipe with a 5" grinder. Which of the tools below would be the best to secure the pipe for cutting?
(ofe)When dealing with acetylene cylinders, generally you will encounter two types of valves. Which of the sets of valves below would you see?
What type of screwdriver head is pictured below?
(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.
RTJ gaskets come in two styles. These are which of the following?
Fluxes in soldering are also known by another term, choose the best term that would be used in place of "fluxes".
Type "L" copper tube has which colour identification strip?
(v) There are many variations of the basic types of valves. Which of the basic valve types below would have "Gas valve" variation?
(bs)"When joining most metals, silver filler metal can be used. There are only two metals that cannot be joined by this filler metal." This statement best describes which of the following answers
(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 that is 5.3%-14% in air.
(papg) Assessing the surface area of any cylinder involves several calculations. Which of the answers below is determined by the formula "πdh"?
Socket weld fittings are generally used to join piping that is 50mm(2") or less?
Which is the best answer below that describes the following picture?
The major difference between machined screws and both wood screws and sheet metal screws is which of the following?
(v) There is a wide variety of valve styles used in industry today. Which of the valves below would be manufactured without a stuffing box?
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.
There are several sizes of portable hand drills. How are they rated? Choose the best answer from the ones below.
The references in red along the west side of the drawing are best represented by which of the terms below?
Using the terms provided, choose the best one that would be described as a substance being chemically joined in fixed proportions of two or more different types of atoms.
Of the answers below, which is the best example of the difference between a sensitive drill press and an upright drill press?
Good trade practice is a 4:1 ratio when using an extension ladder. From which piece of legislation does the practice originate from?
There are many different parts to an oxy fuel cutting torch. Choose the best answer from the options below that would describe "A".
Type "K" copper tube has which colour identification strip?
What type of screwdriver head is pictured 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.
"These types of pumps come in a reciprocating and rotary style." This best describes which of the answers below?
Using the picture below, which of the letters best illustrates a tongue and groove flange?
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
(ofe)Of the gases below, choose the best one that supports combustion, but is non-flammable on it own.
There are several different types of labeling or lettering on a drawing. In the picture below how many different types of labeling and/or lettering is there. Choose the best answer from those provided below.
There are several different three sided geometric shapes. Choose the best answer below as it relates to "A" 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?
(se)When the current flow meets resistance in a conductor, that energy is turned into what form? Choose the best answer from the ones provided below.
(v) There are many variations of the basic types of valves. Which of the basic valve types below would have "Corporation stop valve" variation?
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?
(mse)There are a number of components to a simple SMAW weld. In the picture below, #4 is best represented by which answer 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.
What type of wrench is pictured below?
If you were to completely show a workpiece in an orthographic projection, how many views would be required as a minimum? Choose the best answer from those provided below.
(mse)"This type of mechanical property also is known by the term "Elastic limit." This statement best describes which of the properties below?
"The reaction caused by contact between metals and oxygen molecules." Is the best definition of which of the terms below?
(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 3.4%-10.8%in air.
Using the picture below, which of the letters best illustrates a flat faced flange?
(wf)Of the defects listed below, which one best describes lines pointed to by the black arrows in the picture shown?
What type of punch is pictured below?
(ofc)Of the following answers, which is the best one for the torch pictured below?
What tool is pictured below?
"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.
(ofc)A compound commonly used in oxy-fuel operations is derived from a combination of water and calcium carbide. Which of the chemical symbols below best represents this hydrocarbon gas?
(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?
When comparing STD, XS and XXS wall thicknesses on typical piping, STD piping has:
(ofe)Regulators commonly have three working parts to them. Which of the parts does the the adjusting screw attach to? Choose the best answer from the ones provided below.
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.
There are some good trade practices when using a hammer. Of the practices below, which is not one of them?
Compression type fittings for copper tube are generally made from which of the following materials?
"A substance that undergoes a ___________, there is a release or absorption of energy as a new substance is formed." Choose from the options below to best fill in the blank in this statement.
After seal welding a box, the painters ask how much paint they are going to need to coat the outside. The box is 230 mm long, 450 mm high and 375 mm wide. Of the answers below, choose the best one that reflects this number.
Which parts of an ASPT or NPT are flattened slightly?
Choose the best answer below that is the density of air, in imperial measurement, at STP.
What is the name of the cutter pictured below?
