A randomized 100 question test from a pool of 898 questions, good luck!
One of the following is not a disadvantage of a plug valve. Choose from the options below.
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?
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.
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?
When fusion welding a butt joint, what is the suggested size of the root opening? Choose the best answer from the ones below.
Calculate the perimeter of a building that has a wall measurement of 12' 6⅜". Choose the best answer from the ones below.
When using your oxyacetylene torch, if your gas speed is higher that the speed of flame propagation, what will the outcome be?
When suspending stationary non-insulated pipe line, it is recommended to use which of the supports below?
Which of the numbered symbols below best represents a socket weld globe valve?
(se)When sizing welding cables, which of the cables below would be the smallest?
If the welding apprentices tacked 4 welds in an hour, how many welds would be tacked by 3 apprentices in a 37.5 hour work week? Choose the best answer from the ones provided below.
Of the valves below, which has a flow pattern that is non-directional?
Which of the numbered symbols below best represents a socket weld ball valve?
"A particular material or class of materials, that is a hazardous substance in workplace air, has an upper limit on the acceptable concentrations." This statement best describes which of the following answers?
There are many parts to a circle. Which of the answers below best relates to "C" in the picture provided?
(wf)Welding has several broad classes of defects that can occur in any weld. Choose the best answer from the options provided below, to show how many classes there are.
Which of the following gases has the highest MJ/m³ rating? Choose the best answer from those provided
What is the SI measurement for air pressure? Choose the best answer from the options below.
Use the answers below to answer the following question. "To aid in the removal of trapped sediment and small debris, a valve should be closed in which manner?
You are part of a crew that is hydrotesting a 40 m, 50 mm, Sch 60 alloy pipe. It is set up horizontally, north to south, on pipestands with a gauge at both ends. According to the principles of hydrostatics, what will the gauges read when the test is up and holding at 45 kPa? choose the best answer from the options below.
To cut a piece of structural steel with a hacksaw, which of the following blades would be best?
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.
Twist drill sizes are designated by four methods. Which of the following answers is not one of them.
Which answer below best describes the following picture of a bender?
In air there are numerous gases in varying proportions, which of the answers below best represents those proportions?
(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
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.
Which type of flange is machines with a flat face to help facilitate frequent cleaning or inspection?
Calculate the relative density of a steel at 2357 lb/ft³ with water at 62.4 lb/ft³. Select the best answer from the ones provided below.
Using the terms provided, choose the best one that would be described as a substance that cannot be be chemically reduced into simpler components.
Which of the numbered symbols below best represents a side view threaded 45° elbow?
Of the welded joint configurations, which of the terms below references the picture provided?
Choose the best answer below that is the density of air at STP in metric measurement.
All valves have a distinctive flow pattern to them. Which of the valves below is best represented by the pictured flow pattern?
All of the below are common disadvantages of using plastic pipe except one. Choose the answer that is not a disadvantage.
What is the pressure exerted by 1 ft² of water? Choose the best answer from those provided below.
There are three parts to a common twist drill. Which of the below is not one of those parts?
In oxy-fuel equipment, if the supply pressure gas is allowed to leak into the low pressure side of a regulator, this can cause problems with gauges, relief valves and operation of tools. Which of the answers below best describes this condition?
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.
"Machined from a single piece of metal that is cut to match the pipe size, fit between two pipe flanges and requires an additional gasket when it is installed. Also, the bolts will need to be lengthened depending on what piping class and size of the fitting is used." This is the best description of which fitting?
Looking at the answers below, which one is not a cause of flashback while using an oxyacetelyne cutting torch? Choose the best answer that applies.
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.
(wf)Defective properties would include all of the following defects except one. Of the answers below choose the one that is not a defective property.
Occupational exposure limits have threshold limits. There are three of these threshold limits that are used, of the answers provided, which is not a value used?
In the International System of Units, there are several standard measurements. Of the the standard measurements below, which one best represents the unit for pressure?
A forged fitting threaded type with a classification of 3000 would have which schedule number of the following?
Which of the following disc designs is the most widely use variation for the gate valve?
In wet sprinkler systems, there is different tube that can be used. Choose the answer below that has all of them.
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.
Oxygen should have a purity of 99.5% or higher for oxy-fuel cutting. The cutting speed will be an estimated ¾ of normal and the expenditure in cutting oxygen will increase approximately ¼ of normal for each _______ drop in purity percentage form optimum. Use the answers provided to select the best one to fill in the blank.
Which of the states of matter can be defined as having defined mass, but no defined volume or shape? Choose the best answer from the ones provided below.
The plug disc valve is a variation of which main category of valve?
You have to hire employees to work 40 hours a week to finish the job. If the job is projected for 3178 hours, how many employees will have to be hired? Choose the best answer from those provided below.
(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.
(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 thermal cutting blades.
There is a mutual attraction that causes like molecules them to cling to each another. This property is best describes by which of the following terms?
Burns have a classification by degree. If you have a surface burn, it would be considered which of the following?
Because of various stresses, fasteners to be used in the piping industry are designed for what type of load?
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?
If you needed to place new threads on the inside of a fitting, which of these tools would be best?
(mse)"A load that is relatively constant for an extended time, is considered to be a ________ load." This statement best describes which of the answers below?
What application is better suited for a double flared fitting?
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?
"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?
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.
Which of the welding processes below would welding goggles be worn?
There are several different three sided geometric shapes. Choose the best answer below as it relates to "D" in the picture provided.
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?
There are a number of lines on the edge of any rule. Which of the terms below best corresponds to these lines?
In the groove and shoulder system, if you use a roll groove, what is the disadvantage of this type of groove? Choose the best answer of the options below.
Atmospheric pressure is the pressure the air exerts on the earth surface. Which measurement below best represents this pressure?
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.
Which is the best answer below that describes the following picture?
(se)What type of welding circuit is pictured below? Choose the best answer from those provided.
In the WHMIS system, "Oxidizing material" is represented by which hazard class? Choose from the following answers.
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
STD or Sch40 piping is measured by the nominal ______ up to ______ diameter, and by the exact ______ up to ________diameter. Use the choices below to fill in the blanks in order.
An acetylene bottle has a specific volumetric capacity. The cylinder should not be emptied more then one _______ of that capacity per hour. Choose the best answer to fill in the blank from the ones below.
After manually oxy-fuel cutting a piece of 75 mm plate in half, your journeyman notices that the kerf lines are indicating a 25% lag in the slag stream. What is he trying to tell you? Choose the best answer from those provided below.
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
This type of soldering uses temperatures below 450C or 840F:
The references in red along the north side of the drawing are best represented by which of the terms below?
"This type of breathing apparatus is designed to allow a reserve of air for 5-10 minutes." The answer below that this statement best describes is which one?
Convert 4.81' to the nearest ¹⁄₁₆ of an inch. Choose the best answer from the ones below
"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?
Using the picture below, which of the letters best illustrates a tongue and groove flange?
"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?
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?
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.
Before entering a container to work, your Journeyman asks for a gas test to be done. The foreman agrees and puts the sniffer close to the roof of the container. Of the following answers, which gas would he be testing for?
(wf)"This type of weld deviance is any defect that cause the weld metal, parent metal, or work piece to be out of specification or tolerance. These issues are mainly caused by improper set up or distortion." This statement best describes which of the following classes of weld defects
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.
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.
Which of the layout tools below would be the most accurate in transferring measurements? Choose from the following tools.
"Two heating irons are used in this particular type of fusion welding." This best describes which of the following answers?
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?
Generally, plastic compression fittings come in how many types? Choose from the answers below.
(mse)There are a number of components to a simple SMAW weld. In the picture below, #3 is best represented by which answer below?
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. "
Lockable service, gas cock, pilot valve and a curb stop valve are all varieties of which type of valve?