A randomized 100 question test from a pool of 898 questions, good luck!
Calculate the density of 4 ft³ of copper that weighs 367 lbs. Choose the best answer from the ones provided below.
"The reaction caused by contact between metals and oxygen molecules." Is the best definition of which of the terms below?
The lowest temperature a metal is completely molten is called which of the soldering terms 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 "B" in the picture provided?
In the picture below there are various dimensions noted. Choose the answer from the ones provided that best describes the method of dimensioning.
What type of wrench is pictured below?
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.
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.
Using the picture below, which of the following answer best describes the dimension "D"?
There are a great many ways to give information about the shape of an object. Certain ways of drawing or views will give some information clearer than others. Of the answers below, choose the best term that describes the following picture.
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?
Using the picture below, which of the following answer best describes the dimension "A"?
Your journeyman is fitting up a joint and asks you to check to see if the pipe is "plumb". Which way would you hold the level to get that information? From the following options, choose the best answer.
The type of gauge that is most commonly used in pressure testing would be one that has a ________ date stamped or labeled on it for easy recorded by QA/QC.
(se)Welding power sources that are AC-DC rectifier type have several advantages to them, which of the answers below is not one of them? Select the best answer from the options provided.
When used in conjunction with a reverse flow check valve , a flashback arrestor is best to be place where on an oxyacetylene setup?
"The standard filler is normally sufficient for applications up to 900º F. Other soft fillers are available for higher temperatures or special applications. The choice of the metal used for the jacketed part of the fitting would depend upon the corrosive conditions being encountered." This is the best description of which of the following fittings?
"These regulators allow a consistent pressure to be fed to the tool being used. This is true despite the change in inlet pressures." Which of the regulators below is best described by this statement?
This type of layout tool consists of two parts, a "Beam" and a "Blade". Which of the following tools best fits this description?
What tool is in the picture below?
A threaded fitting you are trying to reclaim has been cross threaded. Which of the items below would be best to attempt to salvage the fitting?
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.
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
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?
What type of wrench is pictured below?
"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
When comparing STD, XS and XXS wall thicknesses on typical piping, XXS piping has:
In the WHMIS system, "Corrosive materials" is represented by which hazard class? Choose from the following answers.
A piping system that is being designed to carry a petroleum product at 16 psig and 350F would be covered under which code(s)?
(se)All electrode holders have a rating. Choose from the answers below and select the one that best describes this rating.
Using the picture below, which of the following answer best describes the dimension "C"?
Using the picture below, which of the following answer best describes the dimension "E"?
At the end of the work week, your crew installed 45% of 50 mm, Sch 40 pipe The amount required for the job is 4791 m. Which of the answers below best relates to how much pipe is left to be installed?
What type of bar is pictured below?
(se)What type of welding circuit is pictured below? Choose the best answer from those provided.
What tool is in the picture below?
Choose the best answer below that is the density of water in metric measurement.
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.
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?
The design of a ball valve is similar to which of the listed valves?
Of the valves below, which has a flow pattern that is non-directional?
The categories of workplace hazards have been broken down to _____ main areas. Using the answers below fill in the blank.
As it relates to calculating grade, which of the terms below best describes the letter "B"?
As it relates to calculating grade, which of the terms below best describes the letter "C"?
"When joining most metals, silver filler metal can be used. There are only two metals that cannot be joined by this filler metal." This statement best describes which of the following answers
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.
(wf)Of the defects listed below, which one best describes lines pointed to by the black arrows in the picture shown?
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.
What tool is pictured below?
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
There are several different three sided geometric shapes. Choose the best answer below as it relates to "C" in the picture provided.
"This term denotes a type of steel that, to enhance mechanical properties has undergone alloying using different elements." which of the following terms is best described by this statement?
There are many parts to a circle. Which of the answers below best relates to "A" in the picture provided?
RTJ gaskets come in two styles. These are which of the following?
One of the constants in an isometric drawing is that all angles recede ________ from the horizontal. Choose the best answer from the ones below to fill in the blank.
"If a worker is injured or has an accident on the jobsite, they must report it as soon as possible to the employer." The act that best encompasses this statement is which of the following?
What is the pressure exerted by 1 ft² of water? Choose the best answer from those provided below.
In relation to soldering, what does the term "Bore" signify?
In wet sprinkler systems, there is different tube that can be used. Choose the answer below that has all of them.
(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.
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 pipe fitting., of the list below, is not permitted on natural gas piping systems?
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.
"An extra piece of equipment is required when testing with an air compressor." This statement best describes which of the following answers?
There are many parts to a circle. Which of the answers below best relates to "I" in the picture provided?
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
The number of turns by _______ should be _______ than the number of turns by _____ when tightening a threaded joint. Choose the words in order to fill the blanks from the options below.
In every piping system, a specific fitting should be installed for control of flow and pressure. Of the choices below, which fitting(s) would best apply?
Which of the numbered symbols below best represents a threaded gate valve?
What type of punch is pictured below?
A boiler that creates superheated water at 175 psig and 275F is covered under which code(s)?
The recommended PVC grooved joint operating maximum temperature is which of the below?
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.
What is one of the three main differences between DWV and pressure application fittings?
What formula would be correct when attempting to calculate the fitting allowance of a threaded 90 degree elbow?
This type of soldering uses temperatures below 450C or 840F:
______ type compression joints are also commonly referred to as ______ as well as sleeveless type.
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.
The pressure of the hydraulic torque might warp the flange before the stubot has reached the desired length. From the options bellow, what is the best solution to alleviate this issue?
"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.
Before entering a confined space for the first time or re-entering after a break, it is a good practice to do which of the following?
Of the answers below choose the best answer that reflects style of press that has the highest capacity.
Of the answers below, which is the best oxyacetylene term for the condition that occurs when the flame burns back into the tip, followed by a "pop" noise?
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?
(se)This term expresses the pressure from an electrical circuit's power source that produces pressure to push a current through a circuit, enabling them to do work. From the terms provided, choose the one that best applies.
There are some good trade practices when using a hand wrench. Of the practices below, which is not one of them?
What tool is pictured below?
In the picture below there are various dimensions noted. Choose the best answer from the ones provided to show the arc dimension.
After the second tack is in place, what is the tool most commonly used to maintain the gap?
Atmospheric pressure is the pressure the air exerts on the earth surface. Which measurement below best represents this pressure?
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.
A fuel gas piping system does not exceed 2795 psi @ 100 degrees F. What class of forged steel fitting in conjunction with XS piping should be used
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 of the numbered symbols below best represents a socket weld globe valve?
(mse)The weld puddle does not use up the electrode in which of the following weld processes? Choose the best answer from the ones provided.
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.
When the work that is being performed is not dependent on the pressure delivered from the cylinder being used, which style of regulator would most commonly used?
Which of the layout tools below would be the most accurate in transferring measurements? Choose from the following tools.
What tool is in the picture below?
(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.