A randomized 100 question test from a pool of 991 questions, good luck!
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.
(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.
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.
Atmospheric pressure is the pressure the air exerts on the earth surface. Which measurement below best represents this pressure?
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.
(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?
(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?
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.
(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.
From the following options, choose the most popular pressure testing method.
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.
The isometric below has an abundance of information contained within it. The amount of 4 inch A106-B sch 40 piping that is required for this drawing is best represented by which of the answers below?
Using the picture below, choose the best answer that relates to the item indicated by the "B".
(wf)Of the types of inclusions below, which would be characteristic of a GMAW process?
"One of the principles of hydrostatics is that the ________ of a fluid has no effect on pressure." Choose the best answer below to complete the sentence.
Non ferrous piping has three distinguishing characteristics. Contains no iron, and not susceptible to oxidization are two. Of the following list , pick the third.
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
A natural gas boiler has an output rating of 43500 Btu and is 67% efficient. Which of the answers below best represents it's input rating?
(ofe)A carbonizing flame would be best suited to which of the following applications?
"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?
Which type of pipe fitting., of the list below, is not permitted on natural gas piping systems?
What tool is in the picture below?
Socket weld fittings are commonly used on joints that are what size?
Which of the behaviors below best describes a rise or fall of the liquid surface, if a thin tube that is open at the both ends is inserted vertically in to a liquid, relative to the adjacent level of the fluid.
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
(v) There are many variations of the basic types of valves. Which of the basic valve types below would have "Gas valve" variation?
(v) Some valves can be used for throttling services. Which of the valves below would have a tendency to have cavitation as a result of throttling a process?
(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.
(bs)"This is the term used for the metal or steel that you are actually welding on." The term best described by this statement is which of the following?
A fume extracting welding gun works well with which other source of ventilation? Choose the best answer from the choices below
Atmospheric pressure is the pressure the air exerts on the earth surface. Which measurement below best represents this pressure?
(mse)There are a number of components to a simple SMAW weld. In the picture below, #6 is best represented by which answer 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.
For horizontal soldered joints, it is a good practice to apply the solder at which location?
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.
The major difference between machined screws and both wood screws and sheet metal screws is which of the following?
(ofe)The proper procedure for setting up an oxyacetylene outfit takes an number of steps. Of the answers below, choose the one that represents these number of steps.
(wf)Structural discontinuities would include all of the following defects except one. Of the answers below choose the one that is not a structural discontinuity.
Which of the numbered symbols below best represents a side view threaded cap?
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. "
This type of soldering uses temperatures below 450C or 840F:
When using a long tape, one extra consideration must be taken into account over a short tape. Of the answers below, choose the one that best applies.
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)After the fillet weld is complete, the weld profile looks like the green section of the picture below. Which of the terms below best describes this profile?
(wf)The best term to describe the portion of the weld between the two black line would be which of the below?
Puller, Nut adjuster, Hydraulic load coil and Support bridge are all parts of which of the following tools?
Two pieces of eye protection should be used together when grinding or chipping. Choose the best answer from the selection below.
"The steps in preparing this type of fusion weld and a steel weld are very similar." Which of the answers below best fits this description?
When suspending stationary non-insulated pipe line, it is recommended to use which of the supports 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 2.5%-80% in air.
Upstream of the aftercooler and downstream of the air intake should be the location for which of the following components of a basic pneumatic system?
What is one of the three main differences between DWV and pressure application fittings?
Plastic pipe can move slowly in hangers. This is due to temperature changes that have an effect on the expansion and contraction of the pipe. This mechanism is commonly called which of the below?
A common 30/70 soft solder contains what percentage of which elements in it's alloy?
"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?
(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?
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
You are working with an isometric drawing that has dimensions in imperial measurements. Your journeyman has asked you to convert several measurements to inches. These measurements include 6', 4.5', 3'7" and 2'4". Choose the best answer below to reflect the total number of inches.
What tool is in the picture below?
The code that covers the piping standards to be used for cryogenic fluids would be which of the following?
(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 sever eye strain, and possible blindness?
(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?
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?
(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, loss of voluntary muscle control and difficulty breathing, as it travels through the body?
In the WHMIS system, "Flammable and combustible material" is represented by which hazard class? Choose from the following answers.
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.
Which of the numbered symbols below best represents a socket weld gate valve?
(es) Using the proper tool for the job is an integral part of working safely. When trying rotate a 2" length of pipe, which of the tools below would be the best choice?
Please add the following fractions ⁴⁄₈, ⁶⁄₁₂, ⁵⁄₈, ⅔. Choose your answer from the ones provided below.
"When two or more substances are combined and each retain their own chemical identity." Choose the term below that best reflects this statement.
When storing plastic pipe, the pipe should be supported adequate support at all times. For long term storage, what additional step should be taken?
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
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.
______ type compression joints are also commonly referred to as ______ as well as sleeveless type.
(wf)"This term refers to a physical property of a material which describes the ability of a material containing a crack to resist further cracking."
If you are bypassing or modifying a ground connection, you are creating what kind of hazard?
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?
(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 several different three sided geometric shapes. Choose the best answer below as it relates to "A" in the picture provided.
(ofe)A neutral flame would be best suited to which of the following applications?
(ofc)"This type of oxy-fuel cutting torch has preheat gases supplied to the cutting tip." Which of the following torch types is best described by this statement?
Ambient conditions and temperature of the contents of thermoplastic pipe are directly related to which of the answers below?
Of the selection of units below, which would be best used to describe force?
When selecting a fastener, there are many criteria that are needed to be taken into consideration. What specification of the list below is needed to be known to allow proper movement or anchorage in the fastener?
"If a worker is injured or has an accident on the jobsite, they must report it as soon as possible to the employer." The act that best encompasses this statement is which of the following?
When installing an instrument air piping system in a textile plant, what code would you reference for the minimum standards?
The intensity of sound is measured in dBA. In the workplace the suggested dBA level for wearing hearing protection over an 8 hour day would be which of the below?
What type of screwdriver head is pictured 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
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.
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.
Of all the valves below, which would have close to the same flow characteristics as a globe pattern straight valve?
Of the valves below, which has a non-directional flow pattern?
Of the clothes to wear while cutting, welding or grinding, choose from the answers below the best material to have.
"Has a female socket in which pipe is fitted. Fillet welding is done from outside on the pipe." This is the best description of which fitting?
RTJ gaskets come in two styles. These are 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 "F" in the picture provided?
Using the picture below, which of the following answer best describes the dimension "E"?
What pressure would be exerted by a column of water 14 feet high? Choose the best answer from those provided below
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.