A randomized 100 question test from a pool of 898 questions, good luck!
(se)Which device below uses one or more diodes to restrict current to flow to one direction, changing AC to DC in the process? From the answers below, choose the best one.
"When looking at this type of drawing, the views most commonly seen are right side, top and front." Which of the terms below is best described by this statement?
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.
"One of the principles of hydrostatics is that a fluids pressure is proportional to ________." Choose the best answer below to complete the sentence.
Which of the following supports has a hardened steel cup set screw?
There are two basic techniques to pierce a hole in plate steel. Choose the one that best applies from the answers 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.
In relation to soldering, what does the term "Capillary action" signify?
"A process in which a liquid metal is somehow delivered into a mold." This statement is the best description of which term below?
A common 30/70 soft solder contains what percentage of which elements in it's alloy?
Material safety data sheets are required to be accompany all controlled substances from the supplier. There are _______ that make up these sheets, providing more detail than the label. Use the answers below to fill in the blank
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?
There are some good trade practices when using a hammer. Of the practices below, which is not one of them?
(mse)There are a number of components to a simple SMAW weld. In the picture below, #6 is best represented by which answer below?
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.
What tool is pictured 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 "I" in the picture provided?
The first step in starting a task involving plastic pipe should be? Choose the best answer from the following.
There are a number of lines on the edge of any rule. Which of the terms below best corresponds to these lines?
When marking the cut on a 250mm (10") diameter pipe, what tool should be used to be assured that the mark is the same measurement all the way around the pipe?
Orthographic and isometric directional arrows have few similarities. From the options provided below, choose the best answer that represents one of those similarities.
"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?
"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?
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?
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?
(mse)"Operational characteristics of an electrode can be controlled in several ways. One of those ways is by the different composition of the flux coating." Choose from the answers below the coating that does not apply to this statement.
Convert 45 Dekameters to Decimeters. Choose the best answer from those provided below.
(se)The distance from the molten pool of the weld to the end of the electrodes core wire is called the arc length. A distance that is ________ of the diameter of the electrodes core wire is considered normal. Choose from the following options the best answer to fill the blank.
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.
(se)The graph below best represents which type of welding machine output? Choose from the best answer from those provided below.
(mse)"Loads that change in either size, position or direction, are considered to be________ loads." This statement best describes which of the terms 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.
A boiler that creates superheated water at 175 psig and 275F is covered under which code(s)?
A plug valve is quick to open or quick to close. Another way of describing that profile is which of the following?
"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?
After the second tack is in place, what is the tool most commonly used to maintain the gap?
(mse)There are a number of components to a simple SMAW weld. In the picture below, #5 is best represented by which answer below?
All of the following statements regarding an oxygen cylinders are true, except one. Choose the answer that does not belong.
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.
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.
Of the answers below, which best reflects the name of the drill pictured?
Of the welded joint configurations, which of the terms below references the picture provided?
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?
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?
Fill the blanks with the answers provided. "These two valves, _______ and ________ are usually used together in a line. The flow of fluid through the line finds little friction from either one."
Code B149.1-05 covers which of the following?
(se)While welding, what is the result of leangthening of the welding arc? Choose the best answer from those provided below.
(se)Which of the basic types of electrode holders is pictured below? Choose from the answers provided.
What type of screwdriver head is pictured below?
Class 6000 fittings are commonly made from which material?
From the following answers, choose the one that answers the following statement. "The operating position of a gate valve commonly are ________ and ________."
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.
After seal welding a box, the painters ask how much paint they are going to need to coat the outside. The box is 230 mm long, 450 mm high and 375 mm wide. Of the answers below, choose the best one that reflects this number.
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?
Which type of flange is machines with a flat face to help facilitate frequent cleaning or inspection?
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.
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.
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?
If you subtract the TE from the T when fitting a threaded joint, the remainder will represent which of these terms?
To cut a piece of structural steel with a hacksaw, which of the following blades would be best?
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?
Using the picture below, which of the following answer best describes the dimension "A"?
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
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.
What tool is in the picture 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 "D" in the picture provided?
There are many parts to a circle. Which of the answers below best relates to "C" in the picture provided?
"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.
(se)What is the name of the welding accessory pictured below? Use the answers provided to choose the best one.
"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?
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.
When beginning a soldering or brazing project, which one of the following is one of the deciding factors for proper solder selection?
What tool is pictured below?
______ type compression joints are also commonly referred to as ______ as well as sleeveless type.
Which of the states of matter can be defined as having defined mass, volume and shape? Choose the best answer from the ones provided below.
What tube would be commonly used in fabricating a radiant heating system?
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?
Socket weld fittings most commonly come in sizes ranging from _____ to _____.
"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?
Which of the following situations would a scribe be the best layout tool of choice? Use the following situations for your answer.
Using the picture below, choose the best answer that relates to the item indicated by the "A".
Which answer below best describes the following picture of a bender?
What tool is in the picture below?
"This type of cutting machine has a large flywheel driven by an electric motor that does the cutting." Of the answers below choose the one that is best described by this statement.
"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?
Which of the layout tools below would be the most accurate in transferring measurements? Choose from the following tools.
"A mixture of substances (in fixed proportions) that melts and solidifies at a single temperature that is lower than the melting points of the separate constituents or of any other mixture of them." Is the best description of which of the soldering terms below?
Which of the filler metals would be most commonly used when brazing copper or copper alloys? Choose the best answer from the following filler metals.
Choose the best answer below that is the density of air, in imperial measurement, at STP.
Atmospheric pressure is the pressure the air exerts on the earth surface. Which measurement below best represents this pressure at an altitude of 3000 feet above sea level?
(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.
Most fuels, when exposed to air, water, or heat under normal condition will not chemically react. These fuels are classed as which of the below?
Which of the numbered symbols below best represents a side view threaded 90° elbow?
Complete this equation. 15⁷⁄₈ - 4 ⅙ = X. Choose from the selection of answers below.
There are many parts to a circle. Which of the answers below best relates to "H" in the picture provided?
Composition disc type valves are part of which of the following categories?
There are a certain number of steps to installing soldered tube/pipe. How many steps are required?
"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 is the best answer below that describes the following picture?
What tool is pictured below?
