A randomized 100 question test from a pool of 991 questions, good luck!
When using a portable fire extinguisher to fight a fire, why is it important to aim at the base of the fire?
There a a number of steps in the proper fabrication of a Bell-end joint. Choose the answer below that reflects that number the best.
Of the list below, the two most commonly used pressure ratings on fittings are Class 125 and 250.
"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?
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?
A worker is grinding 6m away from another worker refueling a diesel welder. Is there any workplace infraction occurring in this situation? Choose the best answer below for answering this.
The code that covers all piping that transport fluids is which of the following?
"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?
(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 both layers of skin and may also affect other tissue, such as sweat glands?
Water distribution systems made from PE piping have a maximum operating temperature. What is that temperature? Choose from the options below.
There are a number of hydrostatic principles, which of the answers below best encompasses them all?
All valves have a distinctive flow pattern to them. Which of the valves below is best represented by the pictured flow pattern?
For horizontal soldered joints, it is a good practice to apply the solder at which location?
"While dimensioning drawings, there is one of the following activities that you must avoid doing." Which of the following actions when dimensioning a drawing must be avoided? Choose the best answer from the ones provided below
(papg) There are several different methods to calculate the grade of a slope. Which of the methods below would best represent a line to be graded up at 1:46 mm?
These types of portable fire extinguishers are very heavy, have a conical nozzle, and are commonly bright red. Choose the best answer from the selection below.
The plug disc valve is a variation of which main category of valve?
(papg) Assessing the surface area of any cylinder involves several calculations. Which of the answers below is determined by the formula "2πr²"?
You have just installed a small vessel on site, the height is 29' and the base has a 9' diameter. What is the force exerted on the pad that it sits on when completely full of water? choose the best answer from those provided below.
Which of the valves below best fits the description of this statement? "This type of valve has two ports to it. One inlet and one outlet, and relies on pressure on the inlet side to work properly."
If you subtract the TE from the T when fitting a threaded joint, the remainder will represent which of these terms?
With regard to fitting a threaded joint, the length of the threads that is engaged inside the fitting is called by which of these terms?
(wf)Of the answers below, which type of defect occurs when the electrode is not drawn away from the puddle slowly enough?
(mse)"This mechanical property is expressed in an elongation percentage. A bend test is used to achieve this percentage." Which of the properties is best described by this statement?
"This tooth count hacksaw blade is generally recommended for most uses". Which of the following blades fit that description?
What tool is pictured below?
Convert ⁷⁄₁₅ to a decimal. Choose the best answer from the ones below
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)On every oxygen cylinder there is an overpressurization safety device. Of the answers below, choose the best name for this device.
If the piping isometric that you are working off of has a 1:20 metric reduced scale to it, what is the actual length of the workpiece of you measure 45mm on the print? Choose the best answer from those provided 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 small volume?
"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?
Of the answers provided, choose the thermoplastic that is used for laboratory DWV, and has similar characteristics to PP.
(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
(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 the sensation of a painful shock as it travels through the body?
Which is the best answer below that describes the following picture?
(ws) Welding and Oxy-fuel cutting have some specialized safety equipment. Which of the answers below would be the minimum recommended filter plate for low amperage GTAW welding?
In relation to soldering, what does the term "Bore" signify?
Of the selection of units below, which would be best used to describe pressure?
"It is a method of drawing which you can represent your shapes into three- dimensional view. An angle of 30 degree is taken in all its sides in order to give a 3d look." This statement best describes which of the following drawing methods?
Of the three common forged steel fitting classifications, class 4500 is considered:
(se)While welding, what is the result of shortening of the welding arc? Choose the best answer from those provided below.
(se)"This term is describing a welding machine that has a steep volt-amp curve. It is well suited for SMAW and GTAW welding." This statement best describes which of the following answers?
(wf)Weld faults can happen even before the welding has occurred. Which of the answers below best describes the number of common types of pre-weld dimensional defects?
"These types of pumps come in a reciprocating and rotary style." This best describes which of the answers below?
"A substance that undergoes a ___________, doesn't chemically alter what the substance is." Choose from the options below to best fill in the blank in this statement.
To cut a piece of thin wall tubing with a hacksaw, which of the following blades would be best?
Which is the best answer below that describes the following picture?
(ofc)Of the following answers, which is the best one for the torch pictured below?
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 floor of the container. Of the following answers, which gas would he be testing for?
There are several different three sided geometric shapes. Choose the best answer below as it relates to "C" in the picture provided.
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?
Fluxes in soldering are also known by another term, choose the best term that would be used in place of "fluxes".
Which is the best answer below that describes the following picture?
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?
(ofc)There are three commonly used basic systems of controlling the operation of a mechanized oxy-fuel cutter. Which of the answers below is not one of them? Choose the best answer from those provided below.
Which of the numbered symbols below best represents a side view butt weld cap?
As it relates to calculating grade, which of the terms below best describes the letter "B"?
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 volume of all solids and liquids changes as the temperature of the substance rises and falls. Choose the best answer that represents the change in volume when water transforms to ice.
(ofc)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.
In the WHIMIS system, the workplace labels must display 3 pieces of information. Of the answers provided, choose the one that is not needed.
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?
Which is the best answer below that describes the following picture?
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?
(ofc)At what point, when cutting with oxy-fuel, should the cutting oxygen slowly be introduced?
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?
"This type of drill is only for up to ½" holes that need to be precise." Choose the answer below that is best described by the statement.
Which of the following disc designs is the most widely use variation for the gate valve?
Orthographic and isometric directional arrows have few similarities. From the options provided below, choose the best answer that represents one of those similarities.
What type of screwdriver head is pictured below?
(es) The human body has some integral resistance to electrical contact. Which of the answers below would have the largest resistance to an electrical voltage?
(ofc)During the oxy-fuel cutting process, iron oxidizes. Of the terms below, which one best describes the resulting lines on the surface of the cut from this process?
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?
(v) There are many variations of the basic types of valves. Which of the basic valve types below would have "Insulated service valve" variation?
Which of the states of matter can be defined as having a defined mass, and volume, but no defined shape? Choose the best answer from the ones provided below.
(se)When sizing welding cables, which of the cables below would be the largest?
(wf)Of the defects listed below, which one best describes the black lines outside of the weld in the picture shown?
(papg) When calculating the "Grade" of a slope, there are several terms that are used. Which of the terms below is best defined as the difference in distance between two ends of a sloped pipe?
There are two accepted methods of protecting metal from electrolysis. Of the list below, choose the one that applies.
(se)While welding, what is the result of lengthening of the welding arc? Choose the best answer from those provided below.
The coolest place possible should be the location for which of the following components of a basic pneumatic system?
(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?
The references in red along the north side of the drawing are best represented by which of the terms below?
"This layout tool has one chamfered edge usually. The dual purpose tool can check the material surface to assure flatness, and mark a straight line on a surface." This statement best describes which of the following tools?
In wet sprinkler systems, there is different tube that can be used. Choose the answer below that has all of them.
(es) Using the proper tool for the job is an integral part of working safely. When tightening a wide variety of bolts in one place, which of the wrenches below would best be suited for the job?
Which of the below would be the best fitting to prevent damage from a pressure surge to a gauge on a hydrostatic test?
Of the safety concerns with soldering listed below, which would occur the least?
There are three types of radiant energy that is given off by a typical welding arc. Choose the one that does not apply from the answers below.
15.5 meters of line is supposed to be graded at 1:13, which of the answers below best satisfies this grade?
A lube oil piping header has a slope of ¹⁄₁₆ every 9 inches. In a 27' run, what is the total drop of the line? Choose the best answer from the ones provided below.
Which is the best answer below that describes the following picture?
(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.
"Heat number" is a designation that can be replaced by which term?
A water holding tank has a base of 25.67 m² and a height of 10 m, what is the force acting on the base of the tank? Choose the best answer from those provided below.
(wf)Of the defects listed below, which one best describes the one that the black arrow is pointing to in the picture shown?
(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 be created during non-destructive testing of welds?
(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?
"This cutting machine cuts metal with a scissor-like action." Which of the machines below best fits this description?