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.
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?
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?
(mse)The slag from the welding process has several important functions. Of the answers below choose the best one that does not apply.
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.
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.
When used in conjunction with a reverse flow check valve , a flashback arrestor is best to be place where on an oxyacetylene setup?
What tool is pictured below?
What type of copper tube is most commonly used in fabricating a hydronic systems?
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?
Looking at the answers below, which one is not a cause of flashback while using an oxyacetelyne cutting torch? Choose the best answer that applies.
Which of the states of matter can be defined as having a defined mass, and volume, but no defined shape? Choose the best answer from the ones provided below.
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.
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.
"The temperature at which a metal changes state from solid to liquid at atmospheric pressure." Is the best description for which of the terms below?
All valves have a distinctive flow pattern to them. Which of the valves below is best represented by the pictured flow pattern?
(se)Why are work lead clamps integral to the welding process? Choose the best answer from the ones 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.
"In the center of a flange there is a tall hub with a bevelled end suitable for welding." This is a description of which type of flange?
To protect the internal mechanisms, this type of gate valve should not be placed in a line that has turbulent flow. This is the best description of which of the following?
"Provides requirements for design, fabrication, installation and inspection of steam heating, hot water heating, hot water supply boilers, and potable water heaters intended for low pressure service that are directly fired by oil, gas, electricity, coal or other solid or liquid fuels." This is the best description of which of the ASME sections below?
When fusion welding a butt joint, what is the suggested size of the root opening? Choose the best answer from the ones below.
What type of screwdriver head is pictured below?
Which of the following gases has the hottest burning neutral flame? Choose the best answer from those below.
"During the creation of this style of groove, the steel of the pipe is cold formed while it is displaced inward." Of the answers below, choose the one best described by this statement.
Which of the numbered symbols below best represents a side view socket weld tee?
Complete this equation. 15⁷⁄₈ - 4 ⅙ = X. Choose from the selection of answers below.
(se)Which of the basic types of electrode holders is pictured below? Choose from the answers provided.
There are a number of hydrostatic principles, which of the answers below best encompasses them all?
(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.
Straight pattern, Y pattern and angle pattern are all design variations of which style of valve?
A soldered or compression fitting is _______ than a flared fitting.
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?
This design of this fastener allows you to secure the object though holes that are drilled in the piece beforehand. Which of the following fasteners is designed in the same manner?
Concrete anchors have two broad categories. Of the choices below, select the ones that apply.
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
(wf)Which answer below best describes the undesireable situation shown by the three black arrows?
Compression type fittings for copper tube are generally made from which of the following materials?
Fluxes in soldering are also known by another term, choose the best term that would be used in place of "fluxes".
What is the name of the grinder pictured below?
"This two-part anchoring system consists of resin and hardener which are combined through a mixing nozzle, and an anchor rod." This is the best description of which of the following anchors?
Using the picture below, choose the best answer that relates to the item indicated by the "B".
T=K x D x P, This formula is used to find the starting tightening torque target number. What does the "D" represent in this formula?
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?
There are two accepted methods of protecting metal from electrolysis. Of the list below, choose the one that applies.
Your isometric calls for a weld neck, raised face, 900 PSI rating, flange. Is this the correct flange to use?
The markings required on a butt weld fitting does not include which of the following?
The most common colour for a oxygen gas hose in an oxyacetylene set up is which of the below?
If the piping isometric that you are working off of has a ¼":1' reduced scale to it, what is the print length of the workpiece if it measures 12' on the bench? Choose the best answer from those provided below.
"A substance that undergoes a ___________, there is a release or absorption of energy as a new substance is formed." Choose from the options below to best fill in the blank in this statement.
The most common type of gauge that is found on a regulator is a bourdon type. Choose from the situations below the best way not to have these gauges damaged when opening a cylinder.
On every acetylene cylinder there is an overpressurization safety device. Of the answers below, choose the best name for this device.
Self-Drilling anchors are considered to be this type of anchor. Choose from the following answers.
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.
(wf)Of the defects listed below, which one best describes the picture shown?
What tube would be commonly used in fabricating a radiant heating system?
(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.
Which of the numbered symbols below best represents a side view butt weld tee?
You are asked to draw an unbroken horizontal line. Which of the drawing tools below would be the best choice for this task?
A 10 meter piece of brass pipe that has an operating temperature of 85°C and pressure of 34 kPa/m². This line was originally installed At -15°C, what is the total linear expansion in meters for this line? Choose the best answer from the ones supplied below.
Use the following answers to fill in the blank. "The _________ should be reviewed to be assured that the proper studbolts and nuts are being used."
Which is the best answer below that describes the following picture?
With the options below,complete the following sentence. "The rules of ASME _______ constitute construction requirements for pressure vessels."
"Is a mechanical seal which fills the space between two or more mating surfaces, generally to prevent leakage from or into the joined objects while under compression." This is the best definition of which fitting?
(wf)"This term deals with the increase in stress in an area of a weld near a crack, depression, or a sharp angle. Although the calculated stressing may be quite safe, it can be enough to cause failure of the weld." This statement best describes which of the terms below?
Which is the best answer below that describes the following picture?
The encircled letters along the west side of the drawing are best represented by which of the terms below?
Which of the answers below best represents the pressure exerted by a column of water 1' in height and a base of 1 in²?
"This cutting machine cuts metal with a scissor-like action." Which of the machines below best fits this description?
Of the many views that a drawing may have, an isometric drawing will show only three views or faces. Which of the following answers is not one of them?
"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.
All of the following statements regarding an oxygen cylinders are true, except one. Choose the answer that does not belong.
There are many different parts to an oxy fuel cutting torch. Choose the best answer from the options below that would describe "C".
(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.
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."
(wf)Of the answers below, which type of defect occurs when the electrode is not drawn away from the puddle slowly enough?
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 2.5%-80% in air.
What type of iron from the selections below contains the highest carbon content?
"A process in which a liquid metal is somehow delivered into a mold." This statement is the best description of which term below?
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?
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?
______ type compression joints are also commonly referred to as ______ as well as sleeveless type.
The categories of workplace hazards have been broken down to _____ main areas. Using the answers below fill in the blank.
Class 6000 fittings are commonly made from which material?
(se)Which of the basic types of electrode holders is pictured below? Choose from the answers provided.
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
After installing an instrument air piping system, you are asked to prove to the client there are no leaks. The piping specs require that no moisture be left in the system after testing. Which of the following options would be the best for this request?
"One of the principles of hydrostatics is that a fluids pressure is proportional to ________." Choose the best answer below to complete the sentence.
The major difference between machined screws and both wood screws and sheet metal screws is which of the following?
When used in conjunction with a flashback arrestor, a reverse flow check valve is best to be place where on an oxyacetylene setup?
Calculate the volume of 5 kg/m³ of nitrogen that weighs 2694 kgs. Choose the best answer from the ones provided below.
(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.
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?
Downstream of the second stage of the compressor, but upstream of the moisture separator, should be the location for which of the following components of a basic pneumatic system?
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?
What tool is in the picture below?
The characteristic of fluidity is shared by two of the three states of matter. Of the answers below, choose the one state that this characteristic does not apply to.
What is the name of the reamer pictured below?
The chemical symbol C₂H₂ best represents which of the following compunds?
The inert purge gases for GMAW and GTAW welding processes are non-toxic, but are still dangerous. In what situation below would these gases be a danger?