A randomized 100 question test from a pool of 898 questions, good luck!
Which form of corrosion(s) is aided by an increase in temperature? Choose the best answer from the options below.
0.578 oz/in² is equal to which of the answers below? Choose the best answer that applies
"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?
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.
Acetylene gas reacts explosively with some metals, so only certain metals may be used in piping the gas or repairing hose. Of the answers below, one is not an approved metal to be used in transporting acetylene gas. Choose the one that best applies.
Convert 0.41278 to a fraction. Choose the best answer from below.
The air has a density of _________ at STP, based on 101 kPa and 0°C. Use the best answer below to fill in the blank.
(se)Which of the basic types of electrode holders is pictured below? Choose from the answers provided.
A soldered or compression fitting is _______ than a flared fitting.
One of the four classifications of fusion welding low alloy steel oxy fuel gas welding rods is R60. What do the two numbers represent in this classification? Choose the best answer from the options below.
(mse)There are a number of components to a simple SMAW weld. In the picture below, #2 is best represented by which answer below?
A boiler that creates superheated water at 175 psig and 275F is covered under which code(s)?
Which type of flange is machines with a flat face to help facilitate frequent cleaning or inspection?
(mse)"Loads that change in either size, position or direction, are considered to be________ loads." This statement best describes which of the terms provided?
Loss of head for a valve or fitting has an equivalent in a length of the same size pipe. Which valve, a gate or an angle globe (both fully open), would have the highest losses?
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 "H" in the picture provided?
(wf)Defective properties would include all of the following defects except one. Of the answers below choose the one that is not a defective property.
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.
There is a set number of steps in the procedure for creating proper joints with thermoplastic piping. Of the answers below, select the one that is closest to that number.
Which type of fastener below requires a layout of the holes before fastener is installed?
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 roof of the container. Of the following answers, which gas would he be testing for?
Two pieces of eye protection should be used together when grinding or chipping. Choose the best answer from the selection below.
(wf)Rapid solidification, low amperage, and incomplete perheat are all included in which of the following terms? Choose the best answer from those provided below.
Files and hacksaws are similar in that they only__________. Use the answers below to complete the sentence.
"An extra piece of equipment is required when testing with an air compressor." This statement best describes which of the following answers?
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 "G" in the picture provided?
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?
There are many parts to a circle. Which of the answers below best relates to "B" in the picture provided?
Complete this equation. 15⁷⁄₈ - 4 ⅙ = X. Choose from the selection of answers below.
What type of screwdriver head is pictured below?
When dealing with welding gases and fumes, it is a good practice to limit your exposure to them. The first option to reduce exposure to these fumes and gases is to weld in which of the following locations?
"The temperature of a metal, below which the substance is entirely solid." The best term to fit this description from the group below is?
(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.
(wf)Which answer below best describes the undesireable situation shown by the three black arrows?
"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?
There a specific vocabulary when describing the areas of a fillet weld. Which of these terms is represented by "B" in the picture below? Choose the best answer from those provided.
"Grinding on the workpiece resting on this attachment prevents sudden slips in which the wheel grabs the work momentarily and yanks it out of the operator's hand, or pulls the hand toward the wheel." This is the best description of which attachment to a bench grinder? Choose from the answers below.
As it relates to calculating grade, which of the terms below best describes the letter "B"?
Of the answers provided, choose the thermoplastic that is used for laboratory DWV, and has similar characteristics to PP.
What type of punch is pictured below?
Using the picture below, which of the letters best illustrates a flat faced flange?
(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.
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.
"A process in which a liquid metal is somehow delivered into a mold." This statement is the best description of which term below?
A forged fitting threaded type with a classification of 3000 would have which schedule number of the following?
"This layout tool consists of a calibrated protractor, X-shaped frame, and a triple jointed marking arm and holder. This allows for marking of steel or pipe." Of the answers below, choose the one is best defined by this statement.
One of the following is not a disadvantage of a plug valve. Choose from the options below.
What type of wrench 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 "D" in the picture provided?
"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?
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.
(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?
(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
The design of a ball valve is similar to which of the listed valves?
Section 315(1), (2) and (3) covering guardrails can be found in which piece of legislation below?
When inspecting your oxy-acetylene cut after cutting a piece of 50 mm plate, you notice that the bottom of the kerf line is slightly behind the top of the same line. Which of the terms below best expresses this condition?
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.
Each substance has it's own rates of expansion and contraction, using the table below find the substance with the greatest amount of expansion per °C. Choose the best answer from those provided below
(se)While welding, what is the result of shortening of the welding arc? Choose the best answer from those 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
Calculate the mass of 2.75 m³ of stainless steel that weighs 3790 kg/m³. Choose the best answer from the ones provided below.
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?
"This cutting machine cuts metal with a scissor-like action." Which of the machines below best fits this description?
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?
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 answer below best describes the following picture of a bender?
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
When installing an instrument air piping system in a textile plant, what code would you reference for the minimum standards?
After cutting a pipe to length with a torch beveller, what is the next step in the weld preparation process?
When one substance is dissolved in another homogeneously, this is called a solution. Which of the three states of matter can a solution exist? Choose 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.
Of the benders below, which will allow kinking in soft tubing?
(se)All electrode holders have a rating. Choose from the answers below and select the one that best describes this rating.
The first step in starting a task involving plastic pipe should be? Choose the best answer from the following.
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.
T=K x D x P, This formula is used to find the starting tightening torque target number. What does the "P" represent in this formula?
What pressure would be exerted by a column of water 14 feet high? Choose the best answer from those provided below
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.
Atmospheric pressure is the pressure the air exerts on the earth surface. Which measurement below best represents this pressure?
What tool is pictured 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 energy?
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
(wf)Lack of fusion, oxidation and lack of penetration are all included in which of the following terms? Choose the best answer from those provided below
When selecting a fastener, there are many criteria that are needed to be taken into consideration. What specification of the list below is needed to be known to allow proper movement or anchorage in the fastener?
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?
"The destruction of a metal or an alloy because of chemical or electrochemical reaction with its surrounding environment or medium."
You are ordering stud bolts to fasten two flanges together. What thread classification would you order of the following classifications?
"The ability of a body to resist a distorting influence and to return to its original size and shape when that influence or force is removed." This is the best definition of which of the terms 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?
In the WHMIS system, "Acute poisons" is represented by which hazard class? Choose from the following answers.
"_________ is an injury caused by freezing of the skin and underlying tissues. First your skin becomes very cold and red, then numb, hard and pale." Use the answers provided to fill in the blank.
Which of the numbered symbols below best represents a socket weld globe valve?
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 3.4%-10.8%in air.
"The process of shaping metal and increasing its strength by hammering or pressing." This statement best describes which of the following terms?
Downstream of the aftercooler, but upstream of the reciever, should be the location for which of the following components of a basic pneumatic system?
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.
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.
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.
Using the picture below, which of the following answer best describes the dimension "C"?
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.