A randomized 100 question test from a pool of 898 questions, good luck!
"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?
Of the gases below, choose the one that has the highest flame temperature in its neutral state.
Which parts of an ASPT or NPT are flattened slightly?
(se)"This term is describing a welding machine that has a flat, or close to it, volt-amp curve. It is well suited for GMAW and SAW welding." This statement best describes which of the following answers?
Lines that are not perpendicular nor are parallel to a vertex are called which term? Choose the best one that applies from the options 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.
(se)Your welder asks you to turn up the _________ on his welder for more penetration. Choose the best answer from the options below to fill in the blank.
On the QC paperwork for the hydrotest that you have up and holding requires absolute pressures. The gauges are holding steady at 35 psi. Which of the answers below best represents the pressure that the QC requires?
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?
"Heat number" is a designation that can be replaced by which term?
(se)"Metal deposition rate is the weight of material deposited by arc welding in a unit of time. For this rate to increase, which of the options below would be best suited?
(se)Which of the terms below is used when a sine wave completes a 360° rotation?
(mse)There are a number of components to a simple SMAW weld. In the picture below, #4 is best represented by which answer below?
Using the picture below, which of the following answer best describes the dimension "B"?
"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
All valves have a distinctive flow pattern to them. Which of the valves below is best represented by the pictured flow pattern?
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.
"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?
"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?
(wf)Of the defects listed below, which one best describes lines pointed to by the black arrows in the picture shown?
"The ability of a substance, usually a metal, to be deformed or molded into a different shape." This statement is the best description of which of the following terms?
There are many different parts to an oxy fuel cutting torch. Choose the best answer from the options below that would describe "C".
In wet sprinkler systems, there is different tube that can be used. Choose the answer below that has all of them.
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?
What type of screwdriver head is pictured below?
(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?
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.
There are some specific weld faults that can occur with a fillet weld. Which of these faults is represented by the picture below? Choose the best answer from those provided.
Of the material types below, which one only is available in class 150 and 300 fittings?
Youare going to dig a well on your land to get water, you have bought a small suction pump that will create a vacuum equal to a column 984 mm Hg. Which answer below best represents the maximum depth that the well can be while using this pump?
"A process in which two or more items (usually metal) are joined together by melting and putting a filler metal into the joint, the filler metal having a lower melting point than the adjoining metal. " This is the best description for which of the following?
The plug disc valve is a variation of which main category of valve?
"One of the principles of hydrostatics is that a containers shape that is holding a fluid will ________." Choose the best answer below to complete the sentence.
There are many parts to a circle. Which of the answers below best relates to "F" in the picture provided?
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?
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.
Which of the numbered symbols below best represents a socket weld globe valve?
On every oxygen cylinder there is an overpressurization safety device. Of the answers below, choose the best name for this device.
Of the clothes to wear while cutting, welding or grinding, choose from the answers below the best material to have.
"Before heating, the plastic pipe and fittings can be assembled." This statement best describes which of the following?
The encircled letters along the west side of the drawing are best represented by which of the terms below?
(se)If you wanted a narrower bead, that has deeper penetration, which of the following techniques would be best suited for the task? Choose the best answer from the options below.
When installing an instrument air piping system in a textile plant, what code would you reference for the minimum standards?
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.
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.
These multi-purpose portable fire extinguishers are light, commonly red, and have a short nozzle or a narrow length of hose. Choose from the answers below the one that best applies.
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."
What type of screwdriver head is pictured below?
It is a good trade practice to transport gas cylinders secured and upright. From which act below did this practice come from?
When beginning a soldering or brazing project, which one of the following is one of the deciding factors for proper solder selection?
Of the answers below, choose the layout tool that would most likely consist of a "Bevel protractor" and a steel rule
"Is not designed for continuous occupancy, and has limited or restricted means for entry or exit." This statement best describes which of the following terms?
Convert ¹¹⁄₁₆ to a percentage. select the best answer from the ones provided below.
Of the answers below, which is the best oxyacetylene term for the explosive condition that occurs upstream the mixer and can include all of the components in the outfit including the regulator.
Copper tube DWV fittings can be used on copper pressure piping systems
When comparing STD, XS and XXS wall thicknesses on typical piping, XXS piping has:
A carbonizing flame would be best suited to which of the following applications?
In the WHMIS system, "Corrosive materials" is represented by which hazard class? Choose from the following answers.
(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
Wood screws have an unthreaded portion just under the screw head on the shank. Using the options below, what is this portion called?
In the picture below there are various dimensions noted. Choose the answer from the ones provided that best describes the method of dimensioning.
In a carbonizing oxyacetylene flame, the length of the feather indicates which of the conditions below? Choose the best answer from the following.
Of the welded joint configurations, which of the terms below references the picture provided?
The orientation of a horizontal line is commonly referred to as _______ to the horizon. Choose the best answer from the ones provided below to fill in the blank.
At the bottom of a column of Hg, the pressure is 5.82 psi, how many inches of water column is required to exert this same pressure? Choose the best answer from those provided below
There are some good trade practices when using a hammer. Of the practices below, which is not one of them?
(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 are many parts to a circle. Which of the answers below best relates to "A" in the picture provided?
Which of the numbered symbols below best represents a threaded ball valve?
Convert 0.41278 to a fraction. Choose the best answer from below.
Of the valves below, which has a flow pattern that is non-directional?
One of the components in a oxyacetylene outfit is required to deliver a pressure that is consistent despite source pressure fluctuations. Which of the following components best fits this function?
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.
(mse)The slag from the welding process has several important functions. Of the answers below choose the best one that does not apply.
Which of the numbered symbols below best represents a side view threaded tee elbow?
"Used to keep a piping line level, or to assure that the proper amount of grade is uniform where needed." This is the best description of which of the following items.
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?
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?
Of the gases below, choose the best one that supports combustion, but is non-flammable on it own.
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.
In the drawing provided, there is a column at the northwest corner of the entrance. It's location is best represented by which of the following answers below?
Of the options below, choose the one that best represents a manual actuator for a gate valve in an inaccessible area.
The classification of fire extinguishers depends on the type of fire they can fight effectively. Which fire extinguisher type is denoted by the picture below?
Which of the layout tools below would be the most accurate in transferring measurements? Choose from the following tools.
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.
A fume extracting welding gun works well with which other source of ventilation? Choose the best answer from the choices below
What tool is in the picture below?
The plug on the end of a 150 mm pipe has a force restriction of 250,000 N. What is the maximum operating pressure that this fitting can handle? Choose the best answer from those provided below.
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)Why are work lead clamps integral to the welding process? Choose the best answer from the ones below.
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.
When dealing with acetylene cylinders, generally you will encounter two types of valves. Which of the sets of valves below would you see?
Fillet welds have fundamentally ________ different types of welds. Choose the best answer from those below to fill in the blank.
"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
A small system has been filled and is ready to pressure up. Which of the pumps below would be the best to use for this test?
Which type of flange is machines with a flat face to help facilitate frequent cleaning or inspection?
Of the selection below choose which measurement this sentence best describes. "Not widely used for gas pressures, This measurement is mostly used in materials science, where the tensile strength of a material is measured as a large number of psi."
Your crew has just finished setting an enclosed vessel that had a 15 m diameter, a height of 23 m. The insulator foreman has asked you to verify his requirements of insulating the shell of the vessel. Choose the best answer from the ones below that represents the amount of insulation required.
What tool is in the picture below?
Code B149.1-05 covers which of the following?