A randomized 100 question test from a pool of 898 questions, good luck!
A small percentage of fuels, when exposed to air, water, or heat under normal condition will chemically react. These fuels are classed as which of the below?
Convert ¹¹⁄₁₆ to a percentage. select the best answer from the ones provided below.
Atmospheric pressure is the pressure the air exerts on the earth surface. Which measurement below best represents this pressure?
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?
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.
Soapstone is commonly available in three grades. Which grade would be best served for marking out steel? Choose your answer from the options below.
"These drawing tools as commonly used with a T-square to produce vertical and angled lines." Of the tools below, which is best described by this statement?
Twist drill sizes are designated by four methods. Which of the following answers is not one of them.
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.
(mse)The slag from the welding process has several important functions. Of the answers below choose the best one that does not apply.
Which of the numbered symbols below best represents a side view threaded 45° elbow?
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?
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?
(se)If a welding machine is left on, but no work is being done with it, what type of voltage is at the output terminals? Choose the best answer from those provided below.
"During the creation of this style of groove, the steel of the pipe is cold formed while it is displaced inward." Of the answers below, choose the one best described by this statement.
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?
When beginning a soldering or brazing project, which one of the following is one of the deciding factors for proper solder selection?
What type of bar is pictured below?
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.
Which oxy-fuel cutting tip is pictured below. Choose the best answer from those given 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 "B" in the picture provided?
Of the selection of units below, which would be best used to describe pressure?
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.
Which of the answers below best describes the units for relative density?
Of the answers below, which is the best example of the difference between a sensitive drill press and an upright drill press?
"In drill presses and drills, to hold the drill bits and accessories, there are several tooling devices that can be used." These are commonly called which of the below?
Which of the numbered symbols below best represents a socket weld ball valve?
A welder has set up a temporary fab area in a c-can. He has put 2 portable fans, one in the front and one in the back, in the c-can for ventilation. Based on the information provided, which type of ventilation is he using? Use the terms provided to choose the best answer.
This type of valve can be installed in locations that are unavailable for a gate valve, but will give you similar valve characteristics. Of the options below, which valve is being described?
Of the welded joint configurations, which of the terms below references the black portion that the arrow is pointing at in picture provided?
What formula would be correct when attempting to calculate the fitting allowance of a threaded 90 degree elbow?
Which oxy-fuel cutting tip is pictured below. Choose the best answer from those given below.
"One of the principles of hydrostatics is that a fluids pressure is proportional to ________." Choose the best answer below to complete the sentence.
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.
"Before heating, the plastic pipe and fittings can be assembled." This statement best describes which of the following?
Using the picture below, which of the letters best illustrates a tongue and groove flange?
"This physical factor within the environment that harms the musculoskeletal system." This statement best describes which of the hazard groups below?
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.
"The ability of a body to resist a distorting influence and to return to its original size and shape when that influence or force is removed." This is the best definition of which of the terms below?
A square groove double weld commonly has a maximum material thickness of ________. Use the best answer below to fill in the blank.
What is one of the three main differences between DWV and pressure application fittings?
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.
What type of screwdriver head is pictured below?
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?
You find a workpiece that you are trying to drill a hole in too tough to position under a sensitive or upright drill press. Which of the following answers best solves this problem?
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.
Of the options below, choose the one that best represents a manual actuator for a gate valve in an inaccessible area.
The first step in starting a task involving plastic pipe should be? Choose the best answer from the following.
To avoid electrical shock there are several steps that can be taken. Of the answers below, choose the one that does not apply.
"The standard filler is normally sufficient for applications up to 900º F. Other soft fillers are available for higher temperatures or special applications. The choice of the metal used for the jacketed part of the fitting would depend upon the corrosive conditions being encountered." This is the best description of which of the following fittings?
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.
(wf)Of the defects listed below, which one best describes lines pointed to by the black arrows in the picture shown?
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.
Your journeyman has asked you to cut them 6 pieces of 4' Sch 80 pipe 3' 7". The only piece of pipe you can find is a 20 foot full length. How many pieces will you be able to cut out of this length? Choose the best answer from those provided below.
What tool is in the picture below?
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.
There are many parts to a circle. Which of the answers below best relates to "E" in the picture provided?
Orthographic and isometric directional arrows have few similarities. From the options provided below, choose the best answer that represents one of those similarities.
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.
Which of the numbered symbols below best represents a threaded globe valve?
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
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?
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.
In the picture below there are various dimensions noted. Choose the answer from the ones provided that best describes the method of dimensioning.
If you are bypassing or modifying a ground connection, you are creating what kind of hazard?
Which of the numbered symbols below best represents a butt weld globe valve?
When used in conjunction with a flashback arrestor, a reverse flow check valve is best to be place where on an oxyacetylene setup?
"The term for the dimensioning instrument that is used for notation and commonly at a 45° angled straight line." Which of the terms below best represents this statement?
(se)What type of welding circuit is pictured below? Choose the best answer from those provided.
(se)If you wanted a wider bead accompanied with less penetration, which of the following techniques would be best suited for the task? Choose the best answer from the ones provided below.
The fraction ⁵⁸⁄₇ is equal to which of the answers provided below?
The barometer in the shop is reading 853 mm Hg, which of the answers below best reflects this reading in psig?
A forged fitting threaded type with a classification of 3000 would have which schedule number of the following?
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.
(se)"The deflection of an electric arc from its normal path because of magnetic forces, usually after the current has been moving in the same path of travel for an extended period." This statement best describes which of the following answers?
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?
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.
Spiral wound gaskets have 6 identifiers on them, which of the below is not one?
"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 numbered symbols below best represents a side view socket weld 45° elbow?
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
(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
"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?
When comparing STD, XS and XXS wall thicknesses on typical piping, XXS piping has:
There are 4 principal parts to the head of a hammer. Of these 4 parts, there are only two that are opposite of each other, what are they called? Of the answers below, choose the one that best applies.
(wf)The welding surface may contain discontinuities from the style of preparation. From the answers below, choose the best one that describes discontinuities from a surfaced prepped by gouging. blades.
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?
What tool is pictured below?
There are many different parts to an oxy fuel cutting torch. Choose the best answer from the options below that would describe "F".
Choose the best answer below that is the density of air, in imperial measurement, at STP.
Using the picture below, choose the best answer that relates to the item indicated by the "C".
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?
Class 3000, is a fitting classification for which type of material?
Which of the piping systems below would Bell-end type joints primarily be used in?
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.
What tool is in the picture below?
Of the welded joint configurations, which of the terms below references the picture provided?
What is one of the three main differences between DWV and pressure application fittings?
The major difference between machined screws and both wood screws and sheet metal screws is which of the following?
"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?