A randomized 100 question test from a pool of 898 questions, good luck!
(se)All electrical conductors resist the flow of current to some degree. Which of the terms below is used to measure this resistance? From the answers below select the one best applies.
When beginning a soldering or brazing project, which one of the following is one of the deciding factors for proper solder selection?
(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.
When comparing STD, XS and XXS wall thicknesses on typical piping, XXS piping has:
(se)When sizing welding cables, which of the cables below would be the largest?
What type of screwdriver head is pictured below?
"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?
In the picture below, what type of joining system is being used? Use the best answer from the ones provided below.
(wf)After the fillet weld is complete, the weld profile looks like the green section of the picture below. Which of the terms below best describes this profile?
When faced with vertical movements typically in excess of 13mm, or where no residual stresses are to be transferred to the pipe, which of the supports below would be the best to install?
Weld fittings are available in two varieties, one of these is:
When used in conjunction with a flashback arrestor, a reverse flow check valve is best to be place where on an oxyacetylene setup?
Convert ¹¹⁄₁₆ to a percentage. select the best answer from the ones 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?
The wall thickness of the two most commonly available fittings for 27.5mm (1/2") pipe are:
There are several different three sided geometric shapes. Choose the best answer below as it relates to "A" in the picture provided.
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.
Atmospheric pressure is the pressure the air exerts on the earth surface. Which measurement below best represents this pressure?
"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?
Class 6000 fittings are commonly made from which material?
(mse)"This type of material property is measured using a Brinell, or a Rockwell test." This statement best describes which of the properties below?
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.
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
Of the valves below, which has a flow pattern that is non-directional?
"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
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.
What type of wrench is pictured below?
Self-Drilling anchors are considered to be this type of anchor. Choose from the following answers.
Maintaining all of the required PPE within the manufactures guidelines and in good working order is the responsibility of the________." Choose from the following answers to fill the blank.
The code that covers the piping standards to be used for cryogenic fluids would be which of the following?
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.
You are part of a crew that is hydrotesting a 40 m, 50 mm, Sch 60 alloy pipe. It is set up horizontally, north to south, on pipestands with a gauge at both ends. According to the principles of hydrostatics, what will the gauges read when the test is up and holding at 45 kPa? choose the best answer from the options below.
The numbers encircled on the north side of the drawing are best represented by which of the terms below?
"In this type of welding, the filler metal is liquid above 425°C, and deposited in the joint by other than capillary attraction." This statement best describes which of the weld methods below?
"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.
Which of the answers below best describes the units for relative density?
A plug valve is quick to open or quick to close. Another way of describing that profile is which of the following?
(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 major difference between machined screws and both wood screws and sheet metal screws is which of the following?
What tool is pictured below?
While fitting a joint you are made aware that there is no wall thickness stamped on the fitting you are going to use. The proper course of action would be?
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.
From the following answers, choose the one that answers the following statement. "The operating position of a gate valve commonly are ________ and ________."
There are three commonly used basic systems of controlling the operation of a mechanized oxy-fuel cutter. Which of the answers below is not one of them? Choose 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 "C" in the picture provided?
You have just installed a small vessel on site, the height is 29' and the base has a 9' diameter. What is the force exerted on the pad that it sits on when completely full of water? choose the best answer from those provided below.
What tool is in the picture below?
One of the following is not a disadvantage of a plug valve. Choose from the options below.
What is one of the three main differences between DWV and pressure application fittings?
As it relates to calculating grade, which of the terms below best describes the letter "C"?
Which of the following torque procedures is the least accurate in regards to getting to proper tension on a studbolt?
Inches of Hg is commonly used for atmospheric pressure. What is the difference in pressure exerted by a 10" column of Hg with a 1 in² base, when compared to a column of water the same height? Use 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.
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?
The design of a ball valve is similar to which of the listed valves?
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?
The references in red along the west side of the drawing are best represented by which of the terms below?
Complete this equation. 5⅘ x 2⅜ = X. Choose from the selection of 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?
(wf)Which answer below best describes the undesireable situation shown by the three black arrows?
Choose the best answer below that is the density of air at STP in metric measurement.
If a hose connection were to break during the pressuring of a hydrostatic test, which of the following pieces of equipment would prevent it from lashing around?
There are several different three sided geometric shapes. Choose the best answer below as it relates to "D" in the picture provided.
Regulators commonly have three working parts to them. Which of the parts does the the adjusting screw attach to? Choose the best answer from the ones provided below.
Of the options below, which one relies on the memory of the plastic tube to contract to its original size after the fitting is inserted?
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?
A small percentage of fuels, when exposed to air, water, or heat under normal condition will chemically react. These fuels are classed as which of the below?
Of the alloys below, which is the alloy of copper and zinc?
Which answer below best describes the following picture of a bender?
(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 gouging. blades.
Typical hanger spacing for 76 mm black iron pipe is 4.3 m. Using that information, how many hangers are needed on a 20 m horizontal run?
When storing plastic pipe, the pipe should be supported adequate support at all times. For long term storage, what additional step should be taken?
To cut a piece of thin wall tubing with a hacksaw, which of the following blades would be best?
Of the clothes to wear while cutting, welding or grinding, choose from the answers below the best material to have.
This type of layout tool consists of two parts, a "Beam" and a "Blade". Which of the following tools best fits this description?
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
(se)"This term is describing a welding machine that has a steep volt-amp curve. It is well suited for SMAW and GTAW welding." This statement best describes which of the following answers?
Before working on a task, you notice that a trench with vertical rebar ends is directly under the work location. Harnesses and anchor points are provided at the task location by the employer, which you are instructed to use. The piece of legislation that best covers the action of the employer is which of the below?
"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.
Choose the best answer below that is the density of air, in imperial measurement, at STP.
What type of iron from the selections below contains the highest carbon content?
"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?
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.
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.
Which parts of an ASPT or NPT are flattened slightly?
What pressure would be exerted by a column of water 14 feet high? Choose the best answer from those provided below
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.
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
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 process of shaping metal and increasing its strength by hammering or pressing." This statement best describes which of the following terms?
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?
"A measure of a material's ability to undergo significant plastic deformation before rupture." This statement is the best description of which of the following terms?
(wf)After the fillet weld is complete, the inspector says that the weld profile has a bulge to it. Which of the terms below best describes this situation?
Masonry anchors come in _______ basic types. Choose from the following answers to fill in the blank.
In a piping system fittings can be used in a variety of situations, one of those is:
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 "F" in the picture provided?
Which of the numbered symbols below best represents a side view butt weld tee?
Typical hanger spacing for 19 mm copper pipe is 2.4 m. Using that information, how many hangers are needed on a 8 m horizontal run?
The Variation in a gate valve's design is in the disc. How many types of disc variations are there for a gate valve?