A randomized 100 question test from a pool of 1236 questions, good luck!
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?
If a battery has a rating of 120 Ah, theoretically it could provide 12 A for how long?
A mass of 6 kg is placed on top of a spring and that spring compresses 7 cm. What is it's spring rate?
Which pilot valve has two common supply connections, and two connections for output?
What is the purpose of the PTC switch in a lithium battery?
When used to cut mild steel. what is the recommended angle for a cold chisel?
"2+(9+7)=(2+9)+7" is an example of which mathematical law?
The ISA has defined 3 types of installations for purge/pressurization for hazardous applications. Which of the types below would an enclosures classification be reduced from Class I, Zone 1 to a Class I, Zone 2?
(310104a) There are only two major parts to a sliding stem control valve assembly. Which of the components below would best be described a a device that produces linear motion from a source of power to control the flow of .energy of a process?
If, for every 12 C of charge, 50 J of energy is available, what is the voltage?
"An electric circuit in which the normal path of current has been interrupted." is the best description of which of the terms below?
Calculate ⁶⁄₇ ÷ ⁴⁄₅, and state answer as a proper or mixed fraction
There are several types of soldering irons that are available in industry. Which type of iron below would rely on a voltage being produced when the tip touches the work to be done?
There are several different notations on a length of pipe. Which of the notations below would have the largest pipe diameter?
There are many different applications for copper tube. Which of those applications below would have the greatest internal operating pressure ratings?
The result of a _______ actuator is installed with a ________ valve will be normally open, fail closed
Under the Workers compensation act, are apprentices and learners entitled to compensation?
Alternating current is bi-directional.
(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?
(310103d) Regulators deal with a consistent pressure reduction. Which category of regulator is pictured below?
(310101c) There are a wide variety of tubing fitting types. Which of the fittings below would best be used when terminating tube connections?
The circumference of a circle is calculated with which correct equation?
Having to convert between SI and USCS measurements is commonplace in industry today. Which of the answers below is the correct conversion for 65 lbm?
The prefix "giga" can be expressed as?
(310102m) A capacitor's voltage decreases in a very predictable way. Which of the answers below represents the total time constant intervals required to achieve a full discharge in a typical capacitor?
If a closed tank is pressurized to 15 psig and the pressure gauge at the bottom of the tank reads 36 psig, what head (in meters) of a liquid with a R.D. of 0.45 is contained in the tank
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.
(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 1 power circuits that are extremely low voltage?
What pressure does a column of liquid exert with a density of 48.9 lbs per cubic foot and a height of 6.5 feet
Which term can be defined as the pressure at any point in an atmosphere due solely to the weight of atmospheric gases above the point concerned
To move 225 C across two points. when the voltage is 45 V, how much energy is required?
The relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 100 °C?
What is the pressure generated by a mass of 4 kg placed on a the top of a cylindrical piston with a 3 cm diameter filled with gas?
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 fluid level if the transmitter signal is 35 kPa
The trigonometric ratio of sine is calculated with which mathematical equation?
Calculate the density of a substance that has a mass of 9.8 kg and is contained in a space that has a volume of 0.00756 m³
"The longest side of a right triangle, opposite the right angle." is a definition of which right angle triangle mathematical term?
With a reverse acting actuator, as the pressure increases:
(310105d) The output of an applied force uses is a measurable quantity. Which of the terms below would be use "W" as it's unit of measurement?
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?
(310101c) Copper tube is the most used type of tubing in industry. What type of copper tubing would a colour code of red represent?
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?
(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 employers?
There are 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
A vacuum gauge indicates a pressure of 15" Hg. What will the pressure be , in kPaa, if the atmospheric pressure is 13.9 psia?
Solve for the hypotenuse.
The methods to mount an instrument are as varied as the instruments themselves. Which of the mounting methods below would the process fluid need to pass through the instrument for accurate measurements?
101.325 kPa is equal to?
In the WHMIS system, the two types of labels that are the most commonly used are? Use the answers provided.
7 coulombs of charge require how many electrons?
The sliding Vernier calipers are a widely used measuring device. Which of the parts below best relates to "6"?
(310105d) The amount of power an applied force uses is a measurable quantity. Which of the units below would be equal to 1 hp of power?
Copper tube is commonly available in two types of tempers. Which of the answers below best describes a tube that is referred to as "hard or rigid"?
(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 4 tubes together?
The Si unit for measuring force is the Newton. Which of the answers below is equal to an object that has a mass of 65830 g?
Calculate the gain when a change from 0.85 psig to 2.0 psig in nozzle backpressure and a change from 3 psig to 18 psig in the relay output occurs.
Bourdon measuring elements have tubes that are classified into three broad categories. Which of the tube types below would be used in applications having 75 MPag??
"Is the change in velocity divided by the elapsed time for the change to be completed." is the description of which mathematical term?
(310102m) There are numerous electrical terms relating to specific components. Which of the terms below can be best described as the the process of accumulating energy in a capacitor?
"A fraction that is less than one, with the numerator less than the denominator", is a description of which type of fraction?
"5 x 7=7 x 5" is an example of which mathematical law?
There are several common precision measurement tools available in industry. Which of the answers below best represents the tool pictured below?
There are several types of measuring elements used in industry. Which of the answers below best represents the letter "C"?
Maintaining all of the required PPE within the manufactures guidelines and in good working order is the responsibility of the________." Choose from the following answers to fill the blank.
"A two ratios that are equal in an equation." is a 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 a flame-proof enclosure?
Class I, Zone 1 locations can use i, ia and ib intrinsically safe equipment. Which of the answers below correctly identifies the number of faults that the "i" equipment can withstand?
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?
There are many different parts to a parallel circuit. Which of the answers below corresponds correctly with the number "2" in the picture below?
There are many terms that are used with precise measurements. Which of the answers below is the term used when the answer to a problem has more significant digits that the measurements that have been recorded?
If a closed tank is pressurized to 16 psig and the pressure gauge at the bottom of the tank reads 31 psig, what head (in meters) of a liquid with a R.D. of 0.37 is contained in the tank
Isolate for "v" in the following equation: d=vt
There are several advantages and limitations to installing a zener barrier as an intrinsically safe barrier. Which one of the answers below can be considered an advantage of this style of barrier?
(310102c) Manufactured resistors have two broad categories. Which of the resistors below would be considered as a fixed resistor?
(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 resistor with a larger one in a simple circuit?
(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 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
(310102c) Resistors have several construction methods. Which of the resistors below would have the highest tolerance for temperature?
State the following number, 0.005687 using scientific notation and round the answers to 3 significant digits.
To perform an "Angularity" adjustment, the order of step(s) is/are?
There are two different ways of identifying general purpose tube. If you see "4 mm-SS-1.452" printed on the outside of the tube, what would the
State the number 3521.785 x 10³ using decimal notation and round the answers to three significant digits.
A mass of 6 kg is placed on top of a spring and that spring compresses 5 cm. What is it's spring rate?
5 coulomb of charge require how many electrons?
"Is done when a force that is applied to an object and moves that object." is a description of which mathematical term?
There are several terms that are used to describe the features of a particular thread type. Which of the terms below would best describe a thread with a 16 TPI?
CSA approved head, eye, and foot protection is required for all workers. This is best legislated by which of the following acts?
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?
The prefix "Mega" can be expressed as?
Each one of the installations of purge/pressurization has its own requirements for additional equipment. Which of the installations below would also require a low purge gas pressure audible alarm, fuse and an interlock?
(310101c) There are a wide variety of tubing fitting types with specific name describing them. Which of the fittings below would have two tube ends in line and one pipe connector?
If a battery has a rating of 75 Ah, theoretically it could provide 6.8 A for how long?
Materials with four electrons in their valence shell are considered what?
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?
In any intrinsically safe loop there are several main items that are vital to the loop. Which of the answers below contains those items?
Electrical conduit is used to protect the cables running to the instruments. Which of the types of conduit below would be used in a corrosive atmosphere?
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?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for corrosive material?
In the WHMIS system, "Acute poisons" is represented by which hazard class? Choose from the following answers.
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?