A randomized 100 question test from a pool of 991 questions, good luck!
(ofc)Which of the the materials below should never be used to repair an acetylene hose. Choose the best answer that applies.
(bs)Of the alloys below, which is the alloy of copper and zinc?
When selecting a flux, what is the most important consideration to be made?
Ozone, carbon monoxide, hydrogen chloride and phosgene are all gases that can be created by different types of welding. Of the answers below, choose the best one that they all have in common.
When referring to the center to end measurement of a 90 degree elbow threaded fitting, what is the best term that describes this measurement?
(ofe)When used in conjunction with a flashback arrestor, a reverse flow check valve is best to be place where on an oxyacetylene setup?
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.
Burns have a classification by degree. If you have a surface burn, it would be considered which of the following?
A common 30/70 soft solder contains what percentage of which elements in it's alloy?
Which is the best answer below that describes the following picture?
At the warehouse, they have received an exchanger. You look at the waybill, and see that it was discounted 3 separate times for 15%, 12% and 6% each. If the original price was $45,692, which of the answers below best represents the final purchase price?
Which of the numbered symbols below best represents a side view butt weld cap?
The purpose of this step is to provide a prepped surface for the solvent cement by beginning the chemical reaction that softens PVC. Of the options below, choose the best answer.
Globe valves have a distinct disadvantage when compared to a gate valve. From the answers below select the best one.
From this description, choose the correct pipe support. "A piece of pipe, to support a line, that is mitered and welded to the back of an elbow."
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?
Position designations for groove and fillet test welds include numbers and letters. The number dictates a particular position, while the letter dictates a particular position. Choose the best combination of letters and numbers below to identify the weld position and type shown in the picture below.
Which of the following supports are used to support pipe lines with light loads that are subjected to up to 32mm vertical thermal movements?
(wf)In during a welded joint, the input of heat must be controlled. Which of the issues could result in a weld where the heat input was not controlled well? Choose the best answer from those provided below.
(ofe)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.
Which of the answers below best represents the pressure exerted by a column of water 1' in height and a base of 1 in²?
These types of portable fire extinguishers are very heavy, have a conical nozzle, and are commonly bright red. Choose the best answer from the selection below.
Which of the numbered symbols below best represents a side view threaded 45° elbow?
Electrical shock accounts for a large number of workplace injuries. Which of the following would not increase the possibility of electrical shock? Choose the best answer from those provided below.
(wf)Of the defects listed below, which one best describes the black lines outside of the weld in the picture shown?
One side of a support is 372 mm, the other side is 739 mm. What is the smallest area that this support can be used? Choose the best answer from the ones provided below.
(se)"The deflection of an electric arc from its normal path because of magnetic forces, usually after the current has been moving in the same path of travel for an extended period." This statement best describes which of the following answers?
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.
Which of the following supports has a hardened steel cup set screw?
There are some specific weld faults that can occur with a fillet weld. Which of these faults is represented by the picture below? Choose the best answer from those provided.
This type of soldering uses temperatures below 450C or 840F:
Lockable service, gas cock, pilot valve and a curb stop valve are all varieties of which type of valve?
There are some specific weld faults that can occur with a fillet weld. Which of these faults is represented by the picture below? Choose the best answer from those provided.
(ofc)Of the following answers, which is the best one for the torch pictured below?
Which of the numbered symbols below best represents a socket weld ball valve?
Which is the best answer below that describes the following picture?
"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?
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
A typical file generally has one of four basic cuts. Which of the below is not one of those cuts?
"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?
Compression type fittings for copper tube are generally made from which of the following materials?
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.
"This type of breathing apparatus is designed to allow a reserve of air for 5-10 minutes." The answer below that this statement best describes is which one?
What tool is in the picture below?
Materials used for bolts and studs have been grouped into ______ by ASME. Use the options below to fill in the blank.
There are several different types of labeling or lettering on a drawing. In the picture below how many different types of labeling and/or lettering is there. Choose the best answer from those provided 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.
Atmospheric pressure is the pressure the air exerts on the earth surface. Which measurement below best represents this pressure?
Weld fittings are available in two varieties, one of these is:
(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?
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 looking at this type of drawing, the views most commonly seen are right side, top and front." Which of the terms below is best described by this statement?
"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.
What tube would be commonly used in fabricating a radiant heating system?
The design of a ball valve is similar to which of the listed valves?
Which of the valve styles below best fits the following statement "This variation of globe valve can be used where minimum pressure loss is required. They can also be rod through to remove debris upstream of the valve. "
"The reaction caused by contact between metals and oxygen molecules." Is the best definition of which of the terms below?
(se)While welding, what is the result of shortening of the welding arc? Choose the best answer from those provided below.
(ofe)The _________ has an excess of acetylene, the inner cone has a feathery edge, called the acetylene feather, extending beyond it. Choose from the answers below to fill in the blank.
Every hacksaw blade has a "set". This particular "set" has every third tooth straight, while the two before it are bent slightly to the side opposite of each other. Of the answers below, choose the best "set" to match this description.
Which answer below best describes the following picture of a bender?
(bs)"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?
(mse)"This type of mechanical property also is known by the term "Elastic limit." This statement best describes which of the properties below?
(wf)While welding, water and other liquids get caught up in the weld. These produces voids of gas when the weld cools. Which of the terms below best describes these voids?
(bs)"This is the term used for the metal or steel that you are actually welding on." The term best described by this statement is which of the following?
Of the list below, choose the answer that has one advantage (first) and one disadvantage (second) of copper tubing over steel or iron pipe.
(ws) There are several different types of energy that are released when you are welding or oxy-fuel cutting. "Visible light rays" Would best be defined by which type of energy below?
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?
"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?
(ofc)Which oxy-fuel cutting tip is pictured below. Choose the best answer from those given 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 length?
Atmospheric pressure is the pressure the air exerts on the earth surface. Which measurement below best represents this pressure?
(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?
Complete the following sentence with the options below. "This Section covers general descriptions, terminology and operation guidelines applicable to steel and cast iron boilers limited to the operating ranges of ASME _______."
(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?
The references in red along the north side of the drawing are best represented by which of the terms below?
"One of the principles of hydrostatics is that a containers shape that is holding a fluid will ________." Choose the best answer below to complete the sentence.
Which is the best answer below that describes the following picture?
Which answer below best describes the following picture of a bender?
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 three parts to a common twist drill. Which of the below is not one of those parts?
(se)While welding, what is the result of shortening of the welding arc? Choose the best answer from those provided below.
(ofe)On oxygen cylinders, there are no seams, neither running up and down nor across. This is due to the manufacturing process that it goes though. Which of the answers below best describes this process?
"The term for the dimensioning instrument that is used for notation and commonly at a 45° angled straight line." Which of the terms below best represents this statement?
Convert 0.41278 to a fraction. Choose the best answer from below.
"These types of pumps come in a reciprocating and rotary style." This best describes which of the answers below?
What type of wrench is pictured below?
Calculate the mass of 2.75 m³ of stainless steel that weighs 3790 kg/m³. Choose the best answer from the ones provided below.
Orthographic and isometric directional arrows have few similarities. From the options provided below, choose the best answer that represents one of those similarities.
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.
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.
Position designations for groove and fillet test welds include numbers and letters. The number dictates a particular position, while the letter dictates a particular position. Choose the best combination of letters and numbers below to identify the weld position and type shown in the picture below.
(mse)"This mechanical property is expressed in an elongation percentage. A bend test is used to achieve this percentage." Which of the properties is best described by this statement?
(ofe)"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 many parts to a circle. Which of the answers below best relates to "D" in the picture provided?
(ofc)Oxygen should have a purity of 99.5% or higher for oxy-fuel cutting. The cutting speed will be an estimated ¾ of normal and the expenditure in cutting oxygen will increase approximately ¼ of normal for each _______ drop in purity percentage form optimum. Use the answers provided to select the best one to fill in the blank.
Using the picture below, choose the best answer that relates to the item indicated by the "B".
(se)On a brand new joint, when welding the last pass, what arc length should be used? Choose the best answer from the options given below.
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?
"One of the principles of hydrostatics is that a fluid will exert pressure in ________." Choose the best answer below to complete the sentence.