A randomized 100 question test from a pool of 991 questions, good luck!
A 35 meter piece of copper pipe that the first 10 m section has an operating temperature of 105°C and pressure of 34 kPa/m² until a restriction, then the temperature and pressure both drop by 15 for the remainder of the line. The entire line was originally installed at -25°C, what is the total linear expansion in meters for this line? Choose the best answer from the ones supplied below.
Of the options below, which measuring tool would be best suited to getting exact measurements?
Which of the measurements below is the metric standard for the breaking strength of bolts?
(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 tool is in the picture below?
What type of wrench is pictured below?
Of the choices below, there is one valve that would be best suited to a service that requires regular maintenance.
"This cutting machine cuts metal with a scissor-like action." Which of the machines below best fits this description?
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?
(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 no sensation as it travels through the body?
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.
(se)Which answer best describes the device that can increase the frequency of an AC current, or change DC to AC? Choose your answer from the ones provided below
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.
What are the two common wall thicknesses for copper tubing?
(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.
(ofc)/m³ and Btu/ft³ are two was of expressing ________energy. Use the terms below to select the one that best fills in the blank.
There are generally considered to be four types of welds. Which of those weld types is represented by the picture below? Choose the best answer from those provided.
"Is a mechanical seal which fills the space between two or more mating surfaces, generally to prevent leakage from or into the joined objects while under compression." This is the best definition of which fitting?
(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 epidermis resulting in blistering?
Every hacksaw blade has a "set". This particular "set" has every tooth bent slightly to the side and in the opposite direction of the one in front of it. Of the answers below, choose the best "set" to match this description.
These materials can be cooled and heated several times without any change in their chemistry or mechanical properties. This allows them to be formed and re-formed into different shapes" This is the best description of which of the terms below?
The alignment of holes in two or more pieces of plate at the same time can be a challenge. Which of the tool below would be best in this situation?
Copper tube pressure fittings can be used on copper tube DWV piping systems.
There are many parts to a circle. Which of the answers below best relates to "I" in the picture provided?
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.
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.
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?
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.
"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.
Pipe size is specified with two non-dimensional numbers: ________ diameter based on inches, and _______ for wall thickness. Of the options below, fill in the blanks.
Using the picture below, choose the best answer that relates to the item indicated by the "D".
(se)The connections used for welding cables must be tight. If an undersized lug is used, which of the following might occur with a high current load? Choose the best answer from the ones below.
"There are many advantages to a vertical band saw. Of the advantages, one stands out as the greatest." Of the answers below, which one best fits that description.
Of the list below, a try cock is considered what type of valve?
"The reaction caused by contact between metals and oxygen molecules." Is the best definition of which of the terms below?
If you have received 43 widgets out of an order of 378 widgets, what percentage of widgets have been accounted for? Choose the best answer from the ones provided below.
As it relates to calculating grade, which of the terms below best describes the letter "A"?
"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?
Class 6050 is a classification of which fitting type?
There are several disadvantages with conventional dimensioning. In the grouping of answers below, one is not a disadvantage of this style of dimensioning. Choose the best answer that applies.
The classification of ferrous piping includes all of the following except for one. Choose the pipe that is not ferrous.
Which type of flange is machines with a flat face to help facilitate frequent cleaning or inspection?
You are asked to draw an unbroken horizontal line. Which of the drawing tools below would be the best choice for this task?
There is a molecular attraction that causes like molecules to form a meniscus on the surface of a liquid. This property is best describes by which of the following terms?
(wf)Of the defects listed below, which one best describes the picture shown?
The common elements that all fluxes have are listed except for one. Select the one that does not apply.
Which of the numbered symbols below best represents a butt weld ball valve?
"Grinding on the workpiece resting on this attachment prevents sudden slips in which the wheel grabs the work momentarily and yanks it out of the operator's hand, or pulls the hand toward the wheel." This is the best description of which attachment to a bench grinder? Choose from the answers below.
What type of wrench is pictured below?
(ofc)There are two basic techniques to pierce a hole in plate steel. Choose the one that best applies from the answers below.
(se)What is the name of the welding accessory pictured below? Use the answers provided to choose the best one.
"The temperature of a metal, below which the substance is entirely solid." The best term to fit this description from the group below is?
Using the picture below, which of the letters best illustrates a raised face flange?
If you had to walk around a house and it took you 4 minutes to walk one side and 6 minutes to walk the adjacent side, how long would it take to finish the entire walk? Choose the best answers from those below
When beginning a soldering or brazing project, which one of the following is one of the deciding factors for proper solder selection?
"A deterioration of a metal by both mechanical means and chemical means over a period of time." This statement best describes which of the following terms?
(se)Which of the basic types of electrode holders is pictured below? Choose from the answers provided.
What tool is in the picture below?
"One of the principles of hydrostatics is that a fluid will exert pressure in ________." Choose the best answer below to complete the sentence.
With ______ piping, fusion welding, and acid resistant clamps are the the most basic types of joining. Choose from the following to fill in the blank.
(mse)There are a number of components to a simple SMAW weld. In the picture below, #1 is best represented by which answer below?
(ofc)Which oxy-fuel cutting tip is pictured below. Choose the best answer from those given below.
Which butt weld fitting wall thickness has the smallest number of fitting sizes?
When installing an auxiliary service piping system, what code would you reference for the minimum standards?
(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?
What tool is in the picture below?
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
15.5 meters of line is supposed to be graded at 1:13, which of the answers below best satisfies this grade?
What type of punch is pictured below?
(ofe)The _________ has a one-to-one ratio of acetylene and oxygen, any additional oxygen needed for complete combustion comes from the surrounding air. Use the answers provided to fill in the blank.
(se)"This electrical current has is not bi-directional and flows only from negative to positive." This statement best describes which of the following currents?
If you were trying to depict the inside workings of an item, you which of the following orthographic views would be best for the task?
What type of wrench is pictured 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.
(wf)After the fillet weld is complete, the inspector says that the weld profile has a bulge to it. Which of the terms below best describes this situation?
Under the Workers compensation act, are apprentices and learners entitled to compensation?
From the following options, choose the most popular pressure testing method.
Compression type fittings for copper tube are generally made from which of the following materials?
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.
(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?
(es) Using the proper tool for the job is an integral part of working safely. When using the shank and the width of the tip to size the proper screwdriver, which of the screwdrivers below would you be sizing?
(ofe)On every oxygen cylinder there is an overpressurization safety device. Of the answers below, choose the best name for this device.
If you allow swarf to accumulate on the tool you are using, what are the problems that can arise?
Of the welded joint configurations, which of the terms below references the picture provided?
In the International System of Units, there are several standard measurements. Of the the standard measurements below, which one best represents the unit for force?
Of the material types below, which one only is available in class 150 and 300 fittings?
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
Which is the best answer below that describes the following picture?
In the WHMIS system, "Flammable and combustible material" is represented by which hazard class? Choose from the following answers.
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.
Calculate the mass of 2.75 m³ of stainless steel that weighs 3790 kg/m³. Choose the best answer from the ones provided below.
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?
Some wheels become loaded with debris, or glazing becomes an issue. Of the answers below, choose the best method to solve these problems.
(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 the eyeball to blister?
Of the list below, before adding the flux to a capillary soldered joint, what must be done?
"Joining two metal surfaces by melting an alloy so that it forms a thin layer between the surfaces." This id the best definition of which of the terms below?
(v) There are many variations of the basic types of valves. Which of the basic valve types below would have "Curb stop valve" variation?
In relation to soldering, what does the term "Bore" signify?
Convert ¹¹⁄₁₆ to a percentage. select the best answer from the ones provided below.
"This layout tool consists of a calibrated protractor, X-shaped frame, and a triple jointed marking arm and holder. This allows for marking of steel or pipe." Of the answers below, choose the one is best defined by this statement.