A randomized 100 question test from a pool of 898 questions, good luck!
(wf)Of the defects listed below, which one best describes the one that the black arrow is pointing to in the picture shown?
What tool is in the picture below?
"This type of respirator has two different types that are available. These are continuous flow, and pressure demand respirators. " This statement best describes which of the following respirators?
In relation to soldering, what does the term "Bore" signify?
(wf)Of the defects listed below, which one best describes lines pointed to by the black arrows in the picture shown?
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.
As it relates to calculating grade, which of the terms below best describes the letter "C"?
RTJ gaskets come in two styles. These are which of the following?
To keep your back healthy, there are several steps in lifting objects. Of the following, choose the one that would not apply.
Of the answers provided, choose the thermoplastic that is used for laboratory DWV, and has similar characteristics to PP.
"This style of check valves doesn't rely on flow reversal or gravity to close. Instead, the valve is closed by a spring." Of the valves below, this is the best description of which?
Of the options below, what is the following sentence describing? "This is a mechanism that mechanically joins or affixes two or more objects together."
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.
"Smaller tubing sizes and the strength of the operator are both characteristics that this type of bender has." Of the options below, choose the bender that best fits this description.
The barometer in the shop is reading 853 mm Hg, which of the answers below best reflects this reading in psig?
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?
An extraction hood attached to a system of flexible ductwork would be an example of which of the answers below? Use the options below to choose the best answer.
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.
(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.
"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?
When breaking down an element, smallest unit into which it can be divided and still retain its characteristic properties is best describes by which of the terms below?
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.
You are ordering stud bolts to fasten two flanges together. What thread classification would you order of the following classifications?
In the picture below there are various dimensions noted. Choose the answer from the ones provided that best describes the method of dimensioning.
(se)"This device limits electrical flow to one direction." This statement best describes which of the devices below?
(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.
There are many parts to a circle. Which of the answers below best relates to "E" in the picture provided?
"A process in which a liquid metal is somehow delivered into a mold." This statement is the best description of which term below?
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.
You find a workpiece that you are trying to drill a hole in too tough to position under a sensitive or upright drill press. Which of the following answers best solves this problem?
"A metallic substance composed of two or more elements, as either a compound or a solution." This statement is the best description of which of the following terms?
Which of the piping systems below would Bell-end type joints primarily be used in?
The height of a free standing or rolling scaffold is restricted to no more than 3 times the smallest base dimension. This guideline comes from which of the acts below?
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
What tool is in the picture below?
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.
When comparing STD, XS and XXS wall thicknesses on typical piping, XXS piping has:
Which of the numbered symbols below best represents a side view socket weld tee?
On the jobsite you have to cut 200 mm plate, and have to heat a large hoarding from the same supply. Of the gases below, choose the gas that would best fill both of these requirements.
There are many parts to a circle. Which of the answers below best relates to "A" in the picture provided?
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?
"This term is a combination of metals or of a metal and another element." Which of the following terms is best described by this statement?
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.
If you allow swarf to accumulate on the tool you are using, what are the problems that can arise?
"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
To supply a gas test with high pressure, dry gas, which of the following would be best to use?
In the picture below there are various dimensions noted. Choose the answer from the ones provided that best describes the orientation of the numerical dimensions.
A carbonizing flame would be best suited to which of the following applications?
(se)While welding, what is the result of shortening of the welding arc? Choose the best answer from those provided below.
Of the options below, choose the one that best represents a manual actuator for a gate valve in an inaccessible area.
There are two basic techniques to pierce a hole in plate steel. Choose the one that best applies from the answers below.
Socket weld fittings are generally used to join piping that is 50mm(2") or less?
______ type compression joints are also commonly referred to as ______ as well as sleeveless type.
What tool is pictured below?
There are two basic techniques to pierce a hole in plate steel. Choose the one that best applies from the answers below.
There are some good trade practices when using a hammer. Of the practices below, which is not one of them?
Using the picture below, which of the letters best illustrates a raised face flange?
Using the picture below, which of the letters best illustrates a tongue and groove flange?
A fume extracting welding gun works well with which other source of ventilation? Choose the best answer from the choices below
Fill the blanks with the answers provided. "These two valves, _______ and ________ are usually used together in a line. The flow of fluid through the line finds little friction from either one."
(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?
Which of the states of matter can be defined as having defined mass, volume and shape? Choose the best answer from the ones provided below.
What type of punch is pictured below?
Which answer below best represents the type of cutting machine in the picture provided?
What tool is in the picture below?
Of the answers below, which is the best example of the difference between a sensitive drill press and an upright drill press?
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 "I" in the picture provided?
Of the three common forged steel fitting classifications, class 4500 is considered:
What is one of the three main differences between DWV and pressure application fittings?
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?
On any angle grinder and grinding disk there is an RPM rating. What is the relationship between the rating of the grinder and the rating of the disk? Choose the best answer from the ones below
What type of screwdriver head is pictured below?
(wf)Of the types of inclusions below, which would be characteristic of a GTAW process?
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?
Plastic pipe can move slowly in hangers. This is due to temperature changes that have an effect on the expansion and contraction of the pipe. This mechanism is commonly called which of the below?
What is the pressure exerted by 1 ft² of water? Choose the best answer from those provided below.
Generally in oxy-fuel cutting, when heat is applied to steel ranging from 760°C to 870°C, this is commonly referred to as which of the terms below? Choose the best answer from the options provided.
The code that covers all piping that transport fluids is which of the following?
Upstream of the low pressure stage and downstream of the high pressure stage of the two stage compressor, should be the location for which of the following components of a basic pneumatic system?
A safety relief valves has a specific relationship with the part in the system that has lowest maximum pressure setting. Of the answers below, choose the one that best reflects this relationship.
(se)The graph below best represents which type of welding machine output? Choose from the best answer from those provided below.
What tool is in the picture below?
Which butt weld fitting wall thickness has the smallest number of fitting sizes?
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?
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?
A cold water piping system does not exceed 3000 psi @ 100 degrees F. What weight of pipe is required with class 3000 forged steel fitting?
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.
The Variation in a gate valve's design is in the disc. How many types of disc variations are there for a gate valve?
"Fusion welding with an oxidizing flame on this type of material will cause welds that are porous, oxidized, and brittle." This statement best describes which of the metals below?
Type "M" copper tubing has what colour identification strip?
"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?
Orthographic and isometric directional arrows have few similarities. From the options provided below, choose the best answer that represents one of those similarities.
The wall thickness of the two most commonly available fittings for 27.5mm (1/2") pipe are:
The type of oxy-fuel cutting torch that has a cutting tip which is supplied with mixed pre-heat gases are typically called which of the names below? Choose the best answer from the ones provided below.
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.
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?
(se)When the current flow meets resistance in a conductor, that energy is turned into what form? Choose the best answer from the ones provided below.
(mse)"A load that is relatively constant for an extended time, is considered to be a ________ load." This statement best describes which of the answers below?
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.
There are many parts to a circle. Which of the answers below best relates to "G" in the picture provided?