A randomized 100 question test from a pool of 991 questions, good luck!
(ofe)The most common colour for a oxygen gas hose in an oxyacetylene set up is which of the below?
There are several different three sided geometric shapes. Choose the best answer below as it relates to "C" in the picture provided.
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?
"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?
In vertical runs of piping (risers) at each floor level there should be a support. The type of hardware used by mechanical building trades for supporting pipe would be which of the following?
(ws) Welding and Oxy-fuel cutting have some specialized safety equipment. Which of the answers below would be the minimum recommended filter plate for medium amperage GTAW welding?
(v) There are many variations of the basic types of valves. Which of the basic valve types below would have "Curb stop valve" variation?
(papg) Assessing the surface area of any cylinder involves several calculations. Which of the answers below is determined by the formula "πr²"?
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.
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.
(wf)Of the types of inclusions below, which would be characteristic of a GMAW process?
Looking at the body of a check valve you see a hinge pin on the body. Of the following valves what is the valve you are looking at?
(bs)"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
Which is the best answer below that describes the following picture?
(ofe)On oxygen cylinders, there are no seams, neither running up and down nor across. This is due to the manufacturing process that it goes though. Which of the answers below best describes this process?
The references in red along the north side of the drawing are best represented by which of the terms below?
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
"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?
"This workplace hazard consists of substances, mixtures and materials that can be classified according to their health risks and dangers." This statement best describes which of the following hazard groups?
(wf)Of the defects listed below, which one best describes the picture shown?
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.
It is a good trade practice to transport gas cylinders secured and upright. From which act below did this practice come from?
(mse)"This type of material property is measured using a Brinell, or a Rockwell test." This statement best describes which of the properties below?
(ofe)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?
(bs)Of the alloys below, which is the alloy of copper and zinc?
The pressure exerted by a column of Hg 9" high would be which of the following answers? Choose the best answer that applies from the ones below
Your journeyman has asked you to torque a 4" #150 flange to 50 ft/lbs. This represents 30% of the total torque, which of the answers below best represents the full torque value?
What type of wrench is pictured below?
Convert 4.81' to the nearest ¹⁄₁₆ of an inch. Choose the best answer from the ones below
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.
A piping system that is being designed to carry a petroleum product at 16 psig and 350F would be covered under which code(s)?
Wood screws have an unthreaded portion just under the screw head on the shank. Using the options below, what is this portion called?
All valves have a distinctive flow pattern to them. Which of the valves below is best represented by the pictured flow pattern?
(ofe)Welding torches and cutting torches are similar in most respects. Of the options below, choose the best answer that represents a similarity.
While setting up for a hydrostatic test, it is noted that the maximum output on the pump to be used is 1000 psia. The test hose that is to be used has a pressure rating of 6950 kPaa. From the answers below choose the best course of action.
Using the picture below, choose the best answer that relates to the item indicated by the "C".
What are the two common wall thicknesses for copper tubing?
(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.
Using the picture below, which of the letters best illustrates a tongue and groove flange?
When buying a ______ solder, the ______ content is always listed first. Fill in the blanks from the options 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?
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.
(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?
(ofc)Which oxy-fuel cutting tip is pictured below. Choose the best answer from those given below.
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.
What tool is in the picture below?
(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 severe muscle contractions and burns as it travels through the body?
(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?
What tool is in the picture below?
The code that covers external piping for boilers that create steam or vapour at 15 psig or more, and water at a pressures in excess of 160 psig and/or a temperature in excess of 250F is which of the following?
In air there are numerous gases in varying proportions, which of the answers below best represents those proportions?
(se)All welding machines have a duty cycle. A machine with a duty cycle of 72% with an amperage of 425, would run continuously at what amp maximum? Choose the best answer from the selection below.
In the WHMIS system, "Infectious materials" is represented by which hazard class? Choose from the following answers.
Which of the numbered symbols below best represents a side view socket weld 45° elbow?
"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.
A cold water piping system does not exceed 4689 psi @ 100 degrees F. What class of forged steel fitting in conjunction with XXS piping should be used
"A process in which a liquid metal is somehow delivered into a mold." This statement is the best description of which term below?
CSA approved head, eye, and foot protection is required for all workers. This is best legislated by which of the following acts?
Your journeyman has asked you to cut them 6 pieces of 4' Sch 80 pipe 3' 7". The only piece of pipe you can find is a 20 foot full length. How many pieces will you be able to cut out of this length? Choose the best answer from those provided below.
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.
Using the terms provided, choose the best one that would be described as a substance that cannot be be chemically reduced into simpler components.
The Variation in a gate valve's design is in the disc. How many types of disc variations are there for a gate valve?
(mse)"Loads that change in either size, position or direction, are considered to be________ loads." This statement best describes which of the terms provided?
(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.
What type of bar is pictured below?
When beginning a soldering or brazing project, which one of the following is one of the deciding factors for proper solder selection?
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?
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.
(se)What type of welding circuit is pictured below? Choose the best answer from those provided.
(wf)"This type of defect is defined as an interruption of the typical structure of a material typically during the welding process." This statement best defines which of the answers below?
(se)The graph below best represents which type of welding machine output? Choose from the best answer from those provided 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?
What tool is in the picture below?
(se)Which answer best describes the device that can increase the frequency of an AC current, or change DC to AC? Choose your answer from the ones provided below
Which is the best answer below that describes the following picture?
(ws) There are several different types of energy that are released when you are welding or oxy-fuel cutting. "Infrared rays" Would best be defined by which type of energy 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.
There are many parts to a circle. Which of the answers below best relates to "F" in the picture provided?
As it relates to calculating grade, which of the terms below best describes the letter "A"?
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.
Calculate the volume of 2.3 lb/ft³ of aluminium that weighs 1479 lbs. Choose the best answer from the ones provided below.
(bs)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.
Type "DWV" copper tubing has what colour identification strip?
"This term is used for lines that intersect at a right angle." Of the terms provided choose the best one to fit this statement
Your journeyman asks you to fill out the following print with measurements. What method of dimensioning are they having you do? Choose from the best answer from the ones provided below.
The vents of a hydrotest are not in the open position on all of the high points while filling the system. Which of the following is the likely result of this situation when trying to test the system
In the WHMIS system, "Corrosive materials" is represented by which hazard class? Choose from the following answers.
Of the options below, what is the following sentence describing? "This is a mechanism that mechanically joins or affixes two or more objects together."
Atmospheric pressure is the pressure the air exerts on the earth surface. Which measurement below best represents this pressure?
(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.
There are many parts to a circle. Which of the answers below best relates to "H" in the picture provided?
Twist drill sizes are designated by four methods. Which of the following answers is not one of them.
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?
(se)When sizing welding cables, which of the cables below would be the largest?
(papg) Assessing the surface area of any cylinder involves several calculations. Which of the answers below is determined by the formula "πdh"?
Which of the behaviors below best describes a rise or fall of the liquid surface, if a thin tube that is open at the both ends is inserted vertically in to a liquid, relative to the adjacent level of the fluid.
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.
Which type of fastener below requires a layout of the holes before fastener is installed?
"An extra piece of equipment is required when testing with an air compressor." This statement best describes which of the following answers?
(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 heart fibrillation after 3 seconds, as it travels through the body?