A randomized 100 question test from a pool of 898 questions, good luck!
(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.
"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.
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."
Which oxy-fuel cutting tip is pictured below. Choose the best answer from those given below.
Of the answers below, which is the best oxyacetylene term for the condition that occurs when the tip produces a shrieking noise, sparks and dark smoke.
There are two accepted methods of protecting metal from electrolysis. Of the list below, choose the one that applies.
Which type of flange is machines with a flat face to help facilitate frequent cleaning or inspection?
The plug on the end of a 150 mm pipe has a force restriction of 250,000 N. What is the maximum operating pressure that this fitting can handle? Choose the best answer from those provided below.
When suspending stationary non-insulated pipe line, it is recommended to use which of the supports below?
"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?
The codes and regulations that must be followed when working with welded piping and fittings are based apon which of the following?
There are two basic techniques to pierce a hole in plate steel. Choose the one that best applies from the answers below.
Of the options listed below, one is not an advantage of ERS over conventional soldering. Choose which one.
(wf)Dimensional defects would include all of the following defects except one. Of the answers below choose the one that is not a dimensional defect.
What tool is in the picture below?
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?
There is a mutual attraction that causes unlike molecules them to cling to each another. This property is best describes by which of the following terms?
(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?
"The process of shaping metal and increasing its strength by hammering or pressing." This statement best describes which of the following terms?
Atmospheric pressure is the pressure the air exerts on the earth surface. Which measurement below best represents this pressure at an altitude of 3000 feet above sea level?
(wf)"This term refers to the physical property of a material to resist plastic deformation, penetration or indentation." Which of the following terms is best described by this statement?
Downstream of the aftercooler, but upstream of the reciever, should be the location for which of the following components of a basic pneumatic system?
Choose the best answer below that is the density of air, in imperial measurement, at STP.
(mse)There are a number of components to a simple SMAW weld. In the picture below, #6 is best represented by which answer 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?
Copper tube pressure fittings can be used on copper tube DWV piping systems.
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.
Upstream of the aftercooler and downstream of the air intake should be the location for which of the following components of a basic pneumatic system?
The references in red along the west side of the drawing are best represented by which of the terms below?
Occupational exposure limits have threshold limits. There are three of these threshold limits that are used, of the answers provided, which is not a value used?
All valves have a distinctive flow pattern to them. Which of the valves below is best represented by the pictured flow pattern?
Contamination of welds is a very serious issue especially where alloys are involved. To avoid contamination from brushing out material from portions of a weld, what precaution should be taken? Choose the best answer from the choices below.
There are a great many ways to give information about the shape of an object. Certain ways of drawing or views will give some information clearer than others. Of the answers below, choose the best term that describes the following picture.
(mse)The weld puddle does not use up the electrode in which of the following weld processes? Choose the best answer from the ones provided.
When comparing STD, XS and XXS wall thicknesses on typical piping, XXS piping has:
(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?
"Machined from a single piece of metal that is cut to match the pipe size, fit between two pipe flanges and requires an additional gasket when it is installed. Also, the bolts will need to be lengthened depending on what piping class and size of the fitting is used." This is the best description of which fitting?
(wf)Of the defects listed below, which one best describes the one that the black arrow is pointing to in the picture shown?
Of the material types below, which one only is available in class 150 and 300 fittings?
(wf)There is a great variety of ______ . This encompasses any flaw that compromises the acceptable standard for a weld. Choose the best answer to fill in the blanks from the ones provided below.
The barometer in the shop is reading 853 mm Hg, which of the answers below best reflects this reading in psig?
In accordance to the specifications set out by AWS, which of the following symbols would be placed on a package of silver filler metals? Choose the best answer from the ones provided below.
In air there are numerous gases in varying proportions, which of the answers below best represents those proportions?
Section 315(1), (2) and (3) covering guardrails can be found in which piece of legislation below?
The plug disc valve is a variation of which main category of valve?
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.
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 answers below, which support has one bolt or two bolt manufacturing options?
Calculate the volume of 5 kg/m³ of nitrogen that weighs 2694 kgs. Choose the best answer from the ones 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?
Looking at the following terms, choose the best answer that is not associated with a characteristic of a gas.
Straight pattern, Y pattern and angle pattern are all design variations of which style of valve?
On every oxygen cylinder there is an overpressurization safety device. Of the answers below, choose the best name for this device.
When using your oxyacetylene torch, if your gas speed is lower that the speed of flame propagation, what will the outcome be?
One of the following is not a disadvantage of a plug valve. Choose from the options below.
"This piece of legislation came into effect in 1915. This act deals primarily with compensation, medical aid and rehabilitation of a worker due to a job-related injury." Which of the answers below is best described by this statement?
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
The proper procedure for shutting down an oxyacetylene outfit takes an number of steps. Of the answers below, choose the one that represents these number of steps.
Socket weld fittings are commonly used on joints that are what size?
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.
To cut a piece of thin wall tubing with a hacksaw, which of the following blades would be best?
Using the picture below, which of the letters best illustrates a raised face flange?
Which type of pipe fitting., of the list below, is not permitted on natural gas piping systems?
Which of the numbered symbols below best represents a side view socket weld 45° elbow?
T=K x D x P, This formula is used to find the starting tightening torque target number. What does the "K" represent in this formula?
(se)"This electrical current has is not bi-directional and flows only from negative to positive." This statement best describes which of the following currents?
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
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?
What type of wrench is pictured below?
Which of the following codes applies to high temperature water is generated at pressures exceeding 160 psig and/or temperatures exceeding 250 degrees F?
The orientation of a vertical line is commonly referred to as _______ to the horizon. Choose the best answer from the ones provided below to fill in the blank.
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?
"The space between the OD of the tube being fitted and the bore of the fitting." This is the best description of which soldering term below?
In the picture below there are various dimensions noted. Choose the best answer from the ones provided to show the arc dimension.
Calculate the volume of 2.3 lb/ft³ of aluminium that weighs 1479 lbs. Choose the best answer from the ones provided below.
Using the picture below, which of the following answer best describes the dimension "D"?
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?
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?
The isometric below has an abundance of information contained within it. The amount of 3 inch A106-B sch 40 piping that is required for this drawing is best represented by which of the answers below?
During the oxy-fuel cutting process, iron oxidizes. Of the terms below, which one best describes the resulting lines on the surface of the cut from this process?
On the QC paperwork for the hydrotest that you have up and holding requires gauge pressures. The gauges are holding steady at 245 kPa(a). Which of the answers below best represents the pressure that the QC requires?
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?
Using the picture below, which of the letters best illustrates a male and female set flange?
If the piping isometric that you are working off of has a 1:20 metric reduced scale to it, what is the actual length of the workpiece of you measure 45mm on the print? Choose the best answer from those provided below.
What is the SI measurement for air pressure? Choose the best answer from the options below.
"This term denotes a type of steel that, to enhance mechanical properties has undergone alloying using different elements." which of the following terms is best described by this statement?
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 that is 5.3%-14% in air.
In the WHMIS system, "Oxidizing material" is represented by which hazard class? Choose from the following answers.
When selecting a flux, what is the most important consideration to be made?
(se)On a brand new joint, when welding one of the first two passes, what arc length should be used? Choose the best answer from the options given below.
Calculate the density of 4 ft³ of copper that weighs 367 lbs. Choose the best answer from the ones provided below.
"Before heating, the plastic pipe and fittings can be assembled." This statement best describes which of the following?
(wf)A tapered transition ratio of _________ is commonly thought to be acceptable by numerous codes. Use the answers given below to find the best ratio to fill in the blank.
From the following answers, choose the best one that represents the radiant energy hazard produced by Non-destructive testing.
There are a certain number of steps to installing soldered tube/pipe. How many steps are required?
"Are used with meters for the purpose of measuring the flow rate of either liquids or gases in the respective pipeline. Pairs of pressure "Tappings", mostly on 2 sides, directly opposite each other, are machined into the flange." This is the best description of which type of fitting?
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 picture provided?
"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?
(wf)Of the answers below, which type of defect occurs when the electrode is not drawn away from the puddle slowly enough?
(se)What is the name of the welding accessory pictured below? Use the answers provided to choose the best one.
