A randomized 100 question test from a pool of 991 questions, good luck!
All valves have a distinctive flow pattern to them. Which of the valves below is best represented by the pictured flow pattern?
What tool is in the picture below?
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?
(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?
What tool is pictured 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.
(mse)There are a number of components to a simple SMAW weld. In the picture below, #5 is best represented by which answer below?
"The destruction of a metal or an alloy because of chemical or electrochemical reaction with its surrounding environment or medium."
There is a set number of steps in the procedure for creating proper joints with thermoplastic piping. Of the answers below, select the one that is closest to that number.
All butt weld fittings must have _____ pieces of information stamped on them.
The numbers encircled on the north side of the drawing are best represented by which of the terms 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.
When breaking down an element, smallest unit into which it can be divided and still retain its characteristic properties is best describes by which of the terms below?
(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?
Which of the numbered symbols below best represents a socket weld ball valve?
(es) Using the proper tool for the job is an integral part of working safely. When using an Allen head wrench, which type of wrench, from the answers below, are you using?
Blueprints are assebled into groups for ease of accessing the information quickly. In the commercial or industrial ares of work, there are commonly ________ divisions of these blueprints. Choose from the answers below to best fill in the blank.
(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?
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 major difference between machined screws and both wood screws and sheet metal screws is which of the following?
Weld fittings are available in two varieties, one of these is:
"When used in conjunction with similarly threaded nuts, These externally threaded devices are used to create a joining of two or more components." This is the best description of which of the items below?
You are ordering stud bolts to fasten two flanges together. What thread classification would you order of the following classifications?
(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?
(se)When sizing welding cables, which of the cables below would be the largest?
On the QC paperwork for the hydrotest that you have up and holding requires absolute pressures. The gauges are holding steady at 35 psi. Which of the answers below best represents the pressure that the QC requires?
When you are going to lubricate an air motor, which of the following would be the best time to do it?
A fuel gas piping system does not exceed 2795 psi @ 100 degrees F. What class of forged steel fitting in conjunction with XS piping should be used
From the following options, choose the most popular pressure testing method.
(mse)There are a number of components to a simple SMAW weld. In the picture below, #3 is best represented by which answer below?
What tool is pictured below?
What tool is in the picture below?
What tool is pictured below?
Your crew has just finished setting an enclosed vessel that had a 15 m diameter, a height of 23 m. The insulator foreman has asked you to verify his requirements of insulating the shell of the vessel. Choose the best answer from the ones below that represents the amount of insulation required.
Calculate the volume of 5 kg/m³ of nitrogen that weighs 2694 kgs. Choose the best answer from the ones provided below.
What type of bar is pictured below?
To keep your back healthy, there are several steps in lifting objects. Of the following, choose the one that would not apply.
(se)What type of welding circuit is pictured below? Choose the best answer from those provided.
(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?
A common 30/70 soft solder contains what percentage of which elements in it's alloy?
The orientation of a vertical line is commonly referred to as _______ to the horizon. Choose the best answer from the ones provided below to fill in the blank.
(es) Using the proper tool for the job is an integral part of working safely. When trying to bend wires in an extremely tight spot, which of the tools below would be the best choice?
Which of the following supports are used to support pipe lines with light loads that are subjected to up to 32mm vertical thermal movements?
"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?
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.
(ws) Welding and Oxy-fuel cutting have some specialized safety equipment. Which of the answers below would be the minimum safety eye-ware required for Oxy-fuel cutting or welding?
There are many different parts to an oxy fuel cutting torch. Choose the best answer from the options below that would describe "B".
(v) There are many variations of the basic types of valves. Which of the basic valve types below would have "Gas valve" variation?
"Generally concrete screws are fasteners considered _________ and have applications with _______ loads." Choose from the answers below to fill in the blanks.
(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?
One of the following is not a disadvantage of a plug valve. Choose from the options below.
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
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?
"_________ is an injury caused by freezing of the skin and underlying tissues. First your skin becomes very cold and red, then numb, hard and pale." Use the answers provided to fill in the blank.
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 are the two common wall thicknesses for copper tubing?
Typical hanger spacing for 76 mm black iron pipe is 4.3 m. Using that information, how many hangers are needed on a 20 m horizontal run?
(ofe)Of the flame types for the oxyacetylene torch, which of them burns the hottest at the tip of the cone? Choose the best answer from the ones provided below.
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
Which of the numbered symbols below best represents a butt weld gate 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?
The common elements that all fluxes have are listed except for one. Select the one that does not apply.
"This piece of legislation came into effect in 1915. This act deals primarily with compensation, medical aid and rehabilitation of a worker due to a job-related injury." Which of the answers below is best described by this statement?
There are some specific weld faults that can occur with a fillet weld. Which of these faults is represented by the picture below? Choose the best answer from those provided.
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.
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?
(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.
(wf)"The maximum load that a material can support without fracture when being stretched." This statement best describes which of the following terms?
A dielectric union would be placed into lines to prevent which condition?
What pressure would be exerted by a column of water 14 feet high? Choose the best answer from those provided below
(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?
(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.
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?
"The temperature at which a metal changes state from solid to liquid at atmospheric pressure." Is the best description for which of the terms 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 "E" in the picture provided?
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
Using the picture below, which of the letters best illustrates a tongue and groove flange?
What is one of the three main differences between DWV and pressure application fittings?
(v) There are many variations of the basic types of valves. Which of the basic valve types below would have "Cock stop valve" variation?
(se)While welding, what is the result of shortening of the welding arc? Choose the best answer from those provided below.
Of the welded joint configurations, which of the terms below references the picture provided?
Of the list below, before adding the flux to a capillary soldered joint, what must be done?
In a piping system fittings can be used in a variety of situations, one of those is:
The engineer has asked you to verify the base for setting a tank on, the area required will be a minimum of 10 meters. Which of the answers below best represents the minimum radius required to set the tank?
Convert 0.67 to the the nearest practical fraction. Choose the best answer from the ones below
In the International System of Units, there are several standard measurements. Of the the standard measurements below, which one best represents the unit for a large volume?
Of the methods to render a container safe for hotwork, which of the following is the most common and most effective?
There are a great many ways to give information about the shape of an object. Certain ways of drawing or views will give some information clearer than others. Of the answers below, choose the best term that describes the following picture.
When beginning a soldering or brazing project, which one of the following is one of the deciding factors for proper solder selection?
(se)While welding, what is the result of leangthening of the welding arc? Choose the best answer from those provided below.
Contamination of welds is a very serious issue especially where alloys are involved. To avoid contamination from brushing out material from portions of a weld, what precaution should be taken? Choose the best answer from the choices below.
The plug disc valve is a variation of which main category of valve?
(ofe)A neutral flame would be best suited to which of the following applications?
This type of soldering uses temperatures below 450C or 840F:
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.
In the International System of Units, there are several standard measurements. Of the the standard measurements below, which one best represents the unit for length?
(ofc)Which of the following gases has the hottest burning neutral flame? Choose the best answer from those below.
(wf)Of the defects listed below, which one best describes the one that the black arrow is pointing to in the picture shown?
(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.
(ofe)When using your oxyacetylene torch, if your gas speed is higher that the speed of flame propagation, what will the outcome be?