A randomized 100 question test from a pool of 991 questions, good luck!
(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.
"A metallic substance composed of two or more elements, as either a compound or a solution." This statement is the best description of which of the following terms?
There are some good trade practices when using a hand wrench. Of the practices below, which is not one of them?
Water distribution systems made from PE piping have a maximum operating temperature. What is that temperature? Choose from the options below.
(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
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. "
(ofc)There are many different parts to an oxy fuel cutting torch. Choose the best answer from the options below that would describe "C".
A dielectric union would be placed into lines to prevent which condition?
"This gasket material is generally used in low pressure, low temperature applications." Which of the materials below best fits this description?
A support that is floor mounted by welding or by anchors, is commonly called which of the following?
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 "H" in the picture provided?
The codes and regulations that must be followed when working with welded piping and fittings are based apon which of the following?
All valves have a distinctive flow pattern to them. Which of the valves below is best represented by the pictured flow pattern?
(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 difference in elevation between two ends of a sloped pipe?
The code that covers all piping that transport fluids is which of the following?
The Variation in a gate valve's design is in the disc. How many types of disc variations are there for a gate valve?
On any angle grinder and grinding disk there is an RPM rating. What is the relationship between the rating of the grinder and the rating of the disk? Choose the best answer from the ones below
(ofe)When dealing with acetylene cylinders, generally you will encounter two types of valves. Which of the sets of valves below would you see?
(ofe)When using your oxyacetylene torch, if your gas speed is lower that the speed of flame propagation, what will the outcome be?
When installing a new valve into an existing piping system you find that the flange bolt holes are threaded UNC. The original line also has tapped bolt holes, but are UNF. The valve installation details requires a nut on the valve flange, the line specification requires a fastener with a nut on both ends. Which of the solutions below would satisfy all of the specifications?
Which of the numbered symbols below best represents a side view threaded 45° elbow?
There are some good trade practices when using a hammer. Of the practices below, which is not one of them?
The orientation of a horizontal line is commonly referred to as _______ to the horizon. Choose the best answer from the ones provided below to fill in the blank.
A fitting that has a classification of 2000 would be what kind of fitting?
"This physical factor within the environment that harms the musculoskeletal system." This statement best describes which of the hazard groups below?
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?
(wf)A tapered transition ratio of _________ is commonly thought to be acceptable by numerous codes. Use the answers given below to find the best ratio to fill in the blank.
Lines that are not perpendicular nor are parallel to a vertex are called which term? Choose the best one that applies from the options below.
Using the picture below, choose the best answer that relates to the item indicated by the "C".
(papg) There are several different methods to calculate the grade of a slope. Which of the methods below would best represent a line to be graded up at 1:46 mm?
(ofc)There are three commonly used basic systems of controlling the operation of a mechanized oxy-fuel cutter. Which of the answers below is not one of them? Choose the best answer from those provided below.
Using the picture below, which of the following answer best describes the dimension "B"?
Around most construction tasks, eye protection is important. The selection of eye protection will rest mainly with which of the following answers? Choose the best one that applies.
A lube oil piping header has a slope of ¹⁄₁₆ every 9 inches. In a 27' run, what is the total drop of the line? Choose the best answer from the ones provided below.
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 "A" in the picture provided?
An Instrument air piping system does not exceed 1673 psi @ 100 degrees F. What class of forged steel fitting in conjunction with Sch 80 piping should be used
Fillet welds have fundamentally ________ different types of welds. Choose the best answer from those below to fill in the blank.
There a specific vocabulary when describing the areas of a fillet weld. Which of these terms is represented by "A" in the picture below? Choose the best answer from those provided.
"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?
To cut a piece of copper tube with a hacksaw, which of the following blades would be best?
Which of the the materials below should never be used to repair an acetylene hose. Choose the best answer that applies.
The pressure exerted by a column of Hg 9" high would be which of the following answers? Choose the best answer that applies from the ones below
"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
"A substance used to promote fusion that is applied to surfaces to be joined to keep them free from oxide and promote their union." This is the best definition of which of the soldering terms below?
There a a number of steps in the proper fabrication of a Bell-end joint. Choose the answer below that reflects that number the best.
In air there are numerous gases in varying proportions, which of the answers below best represents those proportions?
(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 cataracts with long term exposure?
You are asked to install 753 meters of 50mm, Sch 40 pipe. At the end of the day, you have 157 meters installed, how many meters do you have left until the job is complete? Choose the best anser from the ones provided below.
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.
(ofc)There are two basic techniques to pierce a hole in plate steel. Choose the one that best applies from the answers below.
(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
Which of the numbered symbols below best represents a side view butt weld cap?
What type of screwdriver head is pictured below?
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.
RTJ gaskets come in two styles. These are which of the following?
(es) Using the proper tool for the job is an integral part of working safely. When trying to create a splice by twisting wires together, which of the tools below would be the best choice?
In the picture below there are various dimensions noted. Choose the answer from the ones provided that best describes the method of dimensioning.
(ws) Welding and Oxy-fuel cutting have some specialized safety equipment. Which of the answers below would be the minimum recommended filter plate for low amperage PAC welding?
(wf)A weld defect called "precipitate hardening" is a situation that can lead to which of the below problems? Choose the best answer from those provided
(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 half the distance across a circle?
Which of the following supports has a hardened steel cup set screw?
"Before heating, the plastic pipe and fittings can be assembled." This statement best describes which of the following?
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.
"This two-part anchoring system consists of resin and hardener which are combined through a mixing nozzle, and an anchor rod." This is the best description of which of the following anchors?
A square groove double weld commonly has a maximum material thickness of ________. Use the best answer below to fill in the blank.
There are many parts to a circle. Which of the answers below best relates to "D" in the picture provided?
Type "M" copper tubing has what colour identification strip?
(se)Which of the terms below is used when a sine wave completes a 360° rotation?
What type of screwdriver head is pictured below?
Which of the following answers best describes the advantage of preparing a joint with a U groove over the Vee groove style?
A 10 meter piece of brass pipe that has an operating temperature of 85°C and pressure of 34 kPa/m². This line was originally installed At -15°C, what is the total linear expansion in meters for this line? Choose the best answer from the ones supplied below.
______ type compression joints are also commonly referred to as ______ as well as sleeveless type.
There are several different three sided geometric shapes. Choose the best answer below as it relates to "B" in the picture provided.
Which parts of an ASPT or NPT are flattened slightly?
To protect the internal mechanisms, this type of gate valve should not be placed in a line that has turbulent flow. This is the best description of which of the following?
You are asked to draw an unbroken horizontal line. Which of the drawing tools below would be the best choice for this task?
Electrical shock accounts for a large number of workplace injuries. Which of the following would not increase the possibility of electrical shock? Choose the best answer from those provided below.
(bs)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.
(ofc)Which of the following gases has the highest MJ/m³ rating? Choose the best answer from those provided.
(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.
(ws) Welding and Oxy-fuel cutting have some specialized safety equipment. Which of the answers below would be the minimum recommended filter plate for medium amperage SMAW welding?
Straight pattern, Y pattern and angle pattern are all design variations of which style of valve?
Of the list below, choose the answer that has one advantage (first) and one disadvantage (second) of copper tubing over steel or iron pipe.
(papg) Areas and surface areas can be measured in both square inches and square feet. Which of the answers below would allow you to convert ft² to in²?
When beginning a soldering or brazing project, which one of the following is one of the deciding factors for proper solder selection?
There are many different parts to an oxy fuel cutting torch. Choose the best answer from the options below that would describe "C".
Burns have a classification by degree. If you have a surface burn, it would be considered which of the following?
(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 the sensation of a painful shock as it travels through the body?
(bs)"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?
(v) Individual types of valve have certain characteristics. Which of the valves below would be available in angle, Y, and straight configurations?
(se)While welding, what is the result of lengthening of the welding arc? Choose the best answer from those provided below.
Using the picture below, which of the letters best illustrates a flat faced flange?
(mse)There are a number of components to a simple SMAW weld. In the picture below, #5 is best represented by which answer below?
In the WHMIS system, "Compressed gas" is represented by which hazard class? Choose from the following answers.
Of the options below, choose the one that best represents a manual actuator for a gate valve in an inaccessible area.
(ofe)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.
There are three parts to a common twist drill. Which of the below is not one of those parts?
Which of the numbered symbols below best represents a side view threaded 90° elbow?
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?
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 "A" in the picture provided?