A randomized 100 question test from a pool of 1236 questions, good luck!
What is the pressure generated by a mass of 5 kg placed on a the top of a cylindrical piston with a 3 cm diameter filled with gas?
(310105i) In a common stress diagram, there are several points that are noted. Which of the points below would best be described as a change in shape of a material at low stress that is recoverable after the stress is removed?
"_________ is an injury caused by freezing of the skin and underlying tissues. First your skin becomes very cold and red, then numb, hard and pale." Use the answers provided to fill in the blank.
The volume of a cylinder is calculated with which correct equation?
Batteries come in two common varieties. Which of the terms below can relate best to a non-rechargeable cell?
The two main functions of a negative feedback system are:
Piping material that is non-ferrous is most common in lower temperature services. Which of the answers below would best be classified as a "non-ferrous" material?
How many coulombs of charge pass though a given point in 1 second, if the current is 15mA
Determine x if 5:16=x:128.
There are 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
With the proper formula "Work" is a measurable quantity. Which answer below represents the part of that equation that is measured in "joules"?
If a closed tank is pressurized to 10 psig and the pressure gauge at the bottom of the tank reads 45 psig, what head (in meters) of a liquid with a R.D. of 0.78 is contained in the tank
There are many different types and styles of tubing in industry, but they can all be grouped into categories. Which of the answers below best represents all of the categories of tubing?
(310102n) The Canadian Electrical code (CEC) encompasses all standards for electrical/instrumentation work. Which of the sections of that code below would relate best to Class 2 circuits that are controlled remotely?
Convert 4 ⅞ to an improper fraction.
"Is the side next to the angle of significance." is a description of which right angle triangle mathematical term?
If a closed tank is pressurized to 14 psig and the pressure gauge at the bottom of the tank reads 30 psig, what head (in meters) of a liquid with a R.D. of 0.87 is contained in the tank
In a simple circuit, if E=4 V and R=2 ohms, what is the current of the circuit?
Use the answers below to correctly fill in the blanks. "Resistance of a conductor is________ to it's ______."
Modification of certain safety enclosures by mechanical means is allowed in certain conditions. Which of the answers below would describe the conditions is required for modification to a flame-proof enclosure?
"The quantity of motion of a moving body, measured as a product of its mass and velocity," is the description of which mathematical term?
Loss of pressure is a by product of several factors in a piping system. If the length of a straight section of pipe has the diameter doubled, which of the answers below would be the result?
(310102m) The relationship between resistors, capacitors and time intervals is an interdependent one. Which of the answers below would be the reaction of a capacitor if you replaced a it with a smaller one in a simple circuit?
(310101c) Copper tube is the most used type of tubing in industry. What type of colour code would a Type DWV tube type typically have?
A mass of 7 kg is placed on top of a spring and that spring compresses 6 cm. What is it's spring rate?
(310104b) Valves are a piece of equipment that needs to be replaced over time. Before removing,or servicing, an high pressure in-line valve, which of the procedures is the worker also responsible for?
A tank contains a liquid that has a R.D. = 1.15. The depth of the liquid is 6.7 meters. What is the pressure in kPa at the base of the tank?
Worker education is the responsibility of the:
"2+(9+7)=(2+9)+7" is an example of which mathematical law?
"An angle is one which is more than 90° but less than 180°" is a description of which mathematical term?
The industry committee network is made up of three bodies. Which of the bodies below acts as a link between the AIT Board and the LACs?
"The distance traveled divided by the time elapsed to reach final position." is the description of which mathematical term?
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.
"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?
There are several different notations on a length of pipe. Which of the notations below would have the thinnest pipe wall?
A mass of 7 kg is placed on top of a spring and that spring compresses 5 cm. What is it's spring rate?
convert 4 ⁴⁄₁₁ to an improper fraction.
State ⁴⁷⁸⁄₉₈ as a mixed fraction.
In the contract of apprenticeship, there are several responsibilities that all parties have. Which of the parties below would have the responsibility to complete acceptance and release cards are properly filled out and submitted to the proper authority?
(310105i) Physics has may "laws" that can be applied in industry. Which of the "laws" below would relate best to the strain of a material is proportional to the stress applied
By the early 1800's, there had been several gas laws discovered. Which of those laws below is best described as "the pressure of a given mass of gas varies directly with the absolute temperature of the gas, when the volume is kept constant."?
The 3 key elements of the WHIMIS system are, material safety data sheets, labels and ________. Choose from the answers below to fill in the blank.
There are numerous guidelines provided in section 18, appendix B, from the CEC. Which of the rules from that appendix would relate to ignition temperatures?
"The quantifiable change in position of an object, including how far the object travels and in what direction, before achieving it's final position." is the description of which mathematical term?
Modification of certain safety enclosures by mechanical means is allowed in certain conditions. Which of the answers below would describe the conditions is required for modification to an explosion-proof enclosure?
If there was a need to provide a regulated output pressure with no distrubances from varying inlet and downstream pressures, which of the devices below would be used?
(310101c) There are a wide variety of tubing fitting types with specific name describing them. Which of the fittings below would best be used when connecting through the side wall of an enclosure?
By the early 1800's, there had been several gas laws discovered. Which of those laws below is best described as "the relationship between the volume and temperature in a fixed mass of gas."?
The methods to mount an instrument are as varied as the instruments themselves. Which of the mounting methods below would a thread-o-let welded to the process line be considered?
In the SI system, what is the fundamental hydrostatic pressure equation
(310101c) There are several different styles of flared and flareless fittings. Which of the styles below would commonly use a O-ring seal style fitting?
Of the methods to render a container safe for hotwork, which of the following is the most common and most effective?
Gasses react to the increase or decrease of pressure in measurable ways. Which of the terms below describes the reaction of an enclosed gas to a pressure increase?
Covert 3 ⅘ to an improper fraction
Alloy steels are very common in industry. Which of the types of alloy steel would "Ferritic" piping be?
Convert ¹⁸⁄₅ to a decimal.
(310105d) When dealing with displacement, there are two qualifiers used. Which of the answers below would be a quantity that is fully described by a numerical value alone?
If field servicing, or removing, a control valve from a piping system it is important to recognize the piping isolations. Which of the isolations below correctly identifies the following picture?
From the information given in the diagram below, what is the voltage drop over R4, if R1= 3 ohms, R2= 5 ohms, R3= 7 ohms, R4= 6 ohms and the battery produces 24 V?
There are several different ways to apply force to an actuator. Which one of the methods below would use a solenoid for operation?
For every gas law there is a corresponding equation. Which of the gas laws below is represented by the equation "PV=nRT"?
Ladders have specific designs for specific applications. Which of the answers below correctly identifies the ladder in the following picture?
There are two different ways of identifying general purpose tube. If you see "⅜ in-SS-0.036" printed on the outside of the tube, what would the "SS" refer to?
The best description for "Span error" in relation to calibrating instruments is which of the following?
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.
(310101c) There are a wide variety of tubing fitting types with specific name describing them. Which of the fittings below would best be used when tubing around a tight corner?
Bourdon measuring elements have tubes that are classified into three broad categories. Which of the tube types below would be the most sensitive to pressure changes?
The CEC generates a gas grouping based on the potential combustion, and results of combustion of each type. Which of the groups below would Ethylene belong to?
(310102n) The Canadian Electrical code (CEC) encompasses all standards for electrical/instrumentation work. Which of the sections of that code below would relate best to, prior to any work, the administrative procedures to be in place?
What pressure in Kpa is required to produce a force of 17650 lbs. when applied to a diaphragm actuator with a radius of 5 inches?
If the total error is 1.5 and the dead band error is 0.3, what is the hysteresis value?
A true force balance negative feedback system is a force balance system?
Calculate the relative density for a liquid whose density is =743.2 kg/m³.
There are many different parts to a parallel circuit. Which of the answers below corresponds correctly with the number "7" in the picture below?
(310101c) Copper tube is the most used type of tubing in industry. What type of copper tubing would a colour code of green represent?
(310104d) Valve positioners provide several advantages over standard valves. Which of the advantages below would best relate to the addition or release of air from the actuator to achieve proper plug placement?
Determine the volume of a tank in meters cubed, with the dimensions of 2.56 m, by 4.36 m, by 1.30 m
Covert 34.5 kPa to psi.
Piping material that is non-ferrous is most common in lower temperature services. Which of the answers below would best be classified as a "non-ferrous" material?
Ladders have specific designs for specific applications. Which of the answers below correctly identifies the ladder in the following picture?
Determine the voltage V(ad) with R1=70k ohms, R2= 136k ohms and R3= 360K ohms, with a current of 0.754 mA
Convert ⁸⁄₁₉ to a decimal.
From the information given in the diagram below, what is the current flowing on branch R2?
There are several different types of pressure tube available. Which of the type of tube below would have the best thermal and longevity properties?
(310102c) Resistors have several construction methods. Which of the resistors below would have the capacity to change its resistance value?
State the number 45.7258 x 10¹¹ using engineering notation and round the answers to three significant digits.
(310105i) Any solid has inherent properties associated with it. When measuring the force applied to the entire area of a solid, which of the answers below are you trying to measure?
What is the area of a rectangles with sides measuring 15.5 cm, and 12.6 cm?
The time constant for a charging capacitor is a measurable quantity. Which of the answers below represents the correct formula to use for this calculation?
What does the term "Cv" represent in calculating pressure drop?
(310101c) There are many specialized applications for copper tube. Which of the copper tube colour code would be used in a compressed air system?
"Having only magnitude, not direction, such as distance", is a description of which mathematical term?
(310102n) Instrument enclosures are all built to a NEMA standard. Which of the standards below would generally not be used to protect current electronic instrumentation?
(310103f) There are several methods for measuring process variables. Which of the transmitters below would use a pressure sensing diaphragm in the creation of an output signal?
There is a measured rate of capacitor charging. Which of the terms below best relates to this concept?
State the number 7.428 using scientific notation and round the answers to three significant digits.
A pneumatic level transmitter, with an output range of 20-100 kPa, is being used to assess the fluid level in a cylinder though an input range of 0-14 meters. What is the transmitter output signal if the fluid level is at 8.65 meters?
There are many different types of alloy steels, each with specific properties. Which of the elements below would have the effect of traps dissolved oxygen and enhancing casting characteristics?
There are 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
(310103f) There are three main components in a simple signal transmission system. Which of the components below is best represented by the letter "B"?
