A randomized 100 question test from a pool of 1236 questions, good luck!
There are subgroups of fuel for fires need to burn. Which of those subgroups would LPGs belong?
"An angle that measures less than ninety degrees but more than zero degrees" is a description of which mathematical term?
If a closed tank is pressurized to 135.345 kPa and the pressure gauge at the bottom of the tank reads 172.456 kPa, what head (in feet) of a liquid with a R.D. of 0.14 is contained in the tan
There are many terms associated with "Energy". Which term below is correctly described as, "done on an object when an applied energy moves it through a distance"?
What is usually referred to when loading an ammeter?
What is the basic unit of matter?
"A two ratios that are equal in an equation." is a description of which mathematical term?
(310101c) Copper tube is the most used type of tubing in industry. What type of colour code would a Type M tube type typically have?
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?
When 150 C passes by a point in a wire in 6 seconds, what is the current in amperes?
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?
There are several equations related to magnetism. Which of the terms below is represented by the equation "Ꙡᵣ=μₘ/μₒ"?
Each one of the installations of purge/pressurization has its own requirements for purging times. Which of the installations below would the outlet airflow rate be measured for purging times?
A pressure gauge at the bottom of a tank indicates a pressure of 7.9 psi. The relative density of the liquid is 0.87. What is the depth of the liquid in feet?
A parallel circuit reacts in specific ways to the addition of a resistive load. Which of the answers below best describes the reaction to an increase in resistive load?
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?
Convert 14 "Hg to kPa(a). Barometer is 18.6 psi
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."?
What is the name of the part of a drill bit that gets fitted into the drill spindle?
If a pressure change of 20 kPa to 90 kPa is to fully stroke a valve, what strength of spring must be used. The control valve has a stem travel of 5.5 cm and the effective area of the diaphragm is 0.065 m^2
(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?
The volume of a sphere is calculated with which correct equation?
The construction of batteries effects their performance. Which of the answers below would be the result of adding plate mass?
"Can handle pressures more accurately and can handle higher pressures" are two advantages of using which regulator?
If a compound were to be broken down into its simpler components, of the options below, what would it be called?
There are several advantages and limitations to installing a galvanically isolated barrier as an intrinsically safe barrier. Which one of the answers below can be considered an advantage of this style of barrier?
Convert 0.125 to a fraction.
In a simple circuit, if I= 6 A and R=3 ohms, what is the voltage drop over the resistor of the circuit?
There are several definitions used frequently in the CEC."Containing any explosion originating within its housing and prevent sparks from within its housing from igniting vapors, gases, dust or fibers in the air surrounding it." would best describe which of the terms below?
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?
There are several terms that are used to describe the features of a particular thread type. Which of the terms below would best describe the letter "A" in the picture below?
Find the volume in meters cubed of a cylindrical tank that has a radius of 2.4 m and a length of 1.2 m.
There are many electrical symbols used in industry today. Which of the answers below correctly identifies the following symbol?
(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 signal circuits that are considered Class 1?
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
(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 larger OD tube to a smaller OD tube?
(310103d) There are several essential components to a pressure regulator. Which of the components below would be used as a measuring element?
"Is the side next to the angle of significance." is a description of which right angle triangle mathematical term?
What is the pressure generated by a mass of 4 kg placed on a the top of a cylindrical piston with a 6 cm diameter filled with gas?
In industry, there are several types of protection used to reduce the risk of explosion. Which of the methods of protection below would explosion-proof equipment be primary used?
(310103f) There are several methods for measuring process variables. Which of the transmitters below would use a fixed restrictor as well as a feedback bellows in the creation of an output pressure signal?
What is the pressure generated by a mass of 4 kg placed on a the top of a cylindrical piston with a 7 cm diameter filled with gas?
Linear motion negative feedback system consists of:
In the contract of apprenticeship, there are several responsibilities that all parties have. Which of the parties below would have the responsibility to permit the apprentice to register and attend technical training?
"_________ 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.
Many electrical properties are a measured quantity, needing a unit of measurement. Which of the units below would be the correct unit of measurement for inductance?
(310104b) Valve disassembling is a fundamental part of the Instrumentation trade. Which of the hazards below would be of primary importance to eliminate when disassembling a sliding stem actuator?
There are several terms used when describing circuitry or equipment on hazardous locations. Which of the terms below would be best described as electrical/electronic circuitry that is incapable, under normal operating conditions, of causing ignition of a specified flammable gas-air, or vapor-air,mixture?
State the number 236.478 x 10¹¹ using scientific notation and round the answers to three significant digits.
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.
1 pound force is equal to
For every gas law there is a corresponding equation. Which of the gas laws below is represented by the equation "PV=ZnRT"?
State ⁴⁷⁸⁄₉₈ as a mixed fraction.
The volume of a cube is calculated with which correct equation?
What is the area of the cylinder that has a mass of 4 kg placed on it creating 98321 Pa of pressure?
State the number 3521.785 x 10³ using decimal notation and round the answers to three significant digits.
Determine the voltage V(cd) with R1=70k ohms, R2= 136k ohms and R3= 360K ohms, with a current of 0.754 mA
(650101a) There are three main sections in the occupational health and safety legislation in Alberta. Which of the sections below best relates to the thorough, precise safety details for government agencies?
Which pilot valve has two common supply connections, and two connections for output?
Air and iron are the two types of electromagnetic cores. Choose from the answers below to explain why an iron core is more preferable than an air one.
Calculate 2 5/6 -1 3/4, and state answer as a proper or mixed fraction
"A version of mathematical notation in which the exponent of base ten must be divisible by three" is a definition of what?
To move 75 C across two points. when the voltage is 10 V, how much energy is required?
A mass of 6 kg is placed on top of a spring and that spring compresses 7 cm. What is it's spring rate?
There are several key concepts to understand when dealing with pressure measurement. Which of the terms below can be best described as, "the ratio of the density of a substance to the density of water."?
"A method of expressing numbers in terms of a number between 1 and 10 multiplied by a power of base 10" is a definition of what?
By the early 1800's, there had been several gas laws discovered. Which of those laws below is best described as "that at the same temperature and pressure, equal volumes of all gases contain the same number of molecules."?
Covert 6 ¹¹⁄₁₃ to an improper fraction.
There are two types of designations in Alberta for trades. Which of the answers below is the one condition that separates them?
From the information given in the diagram below, what is the total current if R1= 3 ohms, R2= 5 ohms, R3= 7 ohms, R4= 6 ohms and the battery produces 24 V?
Lifting a load with rigging is an involved and potentially dangerous task. When working with slings, which of the angles below is the commonly used safe lifting angle?
(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?
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?
There are many studies on how pressure and force affect fluids. "Fluid pressure is proportional to density." is one of the principles of which answer below?
"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?
The CEC generates a gas grouping based on the potential combustion, and results of combustion of each type. Which of the groups below would Hydrogen belong to?
A moment balance negative feedback system is a force balance system?
If a closed tank is pressurized to 103.345 kPa and the pressure gauge at the bottom of the tank reads 145.456 kPa, what head (in feet) of a liquid with a R.D. of 0.37 is contained in the tank?
5 coulomb of charge require how many electrons?
What is the pressure generated by a mass of 4 kg placed on a the top of a cylindrical piston with a 2 cm diameter filled with gas?
The Alberta AIT Board has many responsibilities. Which of the answers below represents the Boards main responsibility?
(310103d) There are several different designs of regulator. Which of the elements below are you affecting when you adjust spring compression?
Which of the following measurements cannot be performed by a sliding caliper?
In the fraction A/B, is A the numerator?
There are several methods to routing and protecting cable, tubing, and insulated impulse lines. Which of the methods below would be best to run cable to location?
"The distance around the outside edge of a two-dimensional shape." is the definition of which mathematical term?
For every gas law there is a corresponding equation. Which of the gas laws below is missing from the Combined Gas Law?
There are numerous designs of batteries. Which of the batteries below would be generally considered to be the most common?
(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?
When servicing or troubleshooting a valve there are several steps that must be completed. In controlling hazardous energy, testing of the isolation to all sources of energy to the work area, would be which of the steps below?
A battery has a rating of 80Ah, this means it can supply
There are several different types of hammers used in industry. Which of the hammers below best represents the following picture?
When 15 C passes by a point in a wire in 7 seconds, what is the current in amperes?
In any intrinsically safe loop there are several main items that are vital to the loop. Which of the answers below contains those items?
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?
Some enclosures have removable coverings to allow maintenance work. Which of the enclosures below would have a square cover?
(310105d) For displacement to occur, several forces must act upon a mass. Which of the forces below would oppose the direction an applied force?
(310102c) Resistors have several construction methods. Which of the resistors below would have 1 fixed terminal and a sliding contact?
There are numerous methods to mount instruments properly. Which of the methods below is shown in the picture?
(310101c) There are several different styles of flared and flareless fittings. Which of the styles below would commonly use a two ferrule style fitting?