A randomized 100 question test from a pool of 1236 questions, good luck!
There are several types of purge/pressurization permits that are available. Which of the permits below would best be used when an enclosure needs do be reduced from a Class I, Zone 1 to a Class I, Zone 2?
There are 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
(310104d) Valve positioners provide several advantages over standard valves. Which of the advantages below would best relate to the increased speed of supplying the actuator with air?
A fume extracting welding gun works well with which other source of ventilation? Choose the best answer from the choices below
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 2 to non-hazardous?
Movement of the actuator stem by air pressure applied to a flexible membrane is a characteristic of which actuator?
"Energy" is a calculated quantity. Which of the formulas below would be used to calculate work energy?
Newton's first law is also known as?
There are a number of steps to calibrating a two pen chart recorder. Which of the steps below would assessing the pen arms and chart plate be?
Newton's third law is also known as?
There are numerous methods to mount instruments properly. Which of the methods below is shown in the picture?
Express 60% as a reduced fraction.
What type of cell is a lithium constructed battery?
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 non-hazardous?
(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 20 psig and the pressure gauge at the bottom of the tank reads 25 psig, what head (in meters) of a liquid with a R.D. of 0.65 is contained in the tank
There are many different types of alloy steels, each with specific properties. Which of the elements below would have the effect of improving the resistance to metal fatigue and facturing?
In Unified National nomenclature what does the "UNC" represent in this bolt class- 1/2-12-UNC 4A
Which of the terms below is measured in "Joules"
There are numerous types and styles of valves in industry. Which of the additions to a scotch yoke valve allows for proportional positioning?
"Is an electrical quantity that measures how the device or material reduces the electric current flow through it." is the best description for which of the terms below?
"_________ 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.
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
There are a number of steps to calibrating a two pen chart recorder. Which of the steps below would the pen arc adjustment/verification be?
"The displacement divided by the total time to complete the change." is the description of which mathematical term?
Determine the voltage V(cd) with R1=70k ohms, R2= 136k ohms and R3= 360K ohms, with a current of 0.754 mA
State the following number, 15.198*10¹³ using engineering notation and round the answers to 3 significant digits.
What is the basic unit of matter?
A mass of 7 kg is placed on top of a spring and that spring compresses 6 cm. What is it's spring rate?
(310102m) A capacitor's voltage increases in a very predictable way. Which of the answers below represents the total time constant intervals required to achieve a full charge in a typical capacitor?
What is usually referred to when loading an ammeter?
"Is an area where no movement occurs with the actuators change in direction." describes which term?
(310102c) Manufactured resistors have two broad categories. Which of the resistors below would be considered as a fixed resistor?
What is the name of the tool that is used on round stock to cut external threads?
What are the 2 major parts of a control valve?
There are several definitions used frequently in the CEC. "Limitation of current and voltage in the circuit prevents excessive heat and the formation of ignitable sparks" would best describe which of the answers below?
In a simple circuit, if I= 4 A and R=2 ohms, what is the voltage drop over the resistor of the circuit?
There are three main types of measuring elements used in industry. Which of the answers below best represents the letter "B"?
Within the umbrella of intrinsically safe loops, there are several sub-categories and classifications. Which of the terms below would best be describe a field device that has a maximum of 1.2 volts it can develop or contain?
"An electric circuit in which the normal path of current has been interrupted." is the best description of which of the terms below?
(310104b)There are several connection methods available for valve installation. Which of the connection methods below would be best suited to a valve that would be connected to a flange that was one-holed?
(310105d) The displacement of an applied force is a measurable quantity. Which of the terms below would be equal to "W" as a of measurement?
There are several equations related to magnetism. Which of the terms below is represented by the equation "Ꙡᵣ=μₘ/μₒ"?
Convert the following quantities to the units asked for: 4572 cm to yards.
There are two types of designations in Alberta for trades. Which of the answers below is the one condition that separates them?
All objects have mass which is affected by gravity. Which of the answers below represents the USCS approximate value for acceleration due to gravity?
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."?
Moment balance Negative feedback system consists of:
There are a variety of circuit symbols used in electrical designs. Which of the terms is most commonly associated with the symbol below?
Alloy steels are very common in industry. Which of the types of alloy steel would "Ferritic" piping be?
Valves require several different styles of physical lock out device. Which of the styles below correctly identifies the device in the following picture?
From the information given in the diagram below, what is the voltage drop over R1, if R1= 3 ohms, R2= 5 ohms, R3= 7 ohms, R4= 6 ohms and the battery produces 24 V?
The Si unit for measuring force is the Newton. Which of the answers below correctly states the proper formula to calculate this unit?
(310101c) Copper tube is the most used type of tubing in industry. What type of colour code would a Type ACR tube type typically have?
There are several terms which relate to charging of a capacitor. Which of the terms below would apply to the period when the capacitor gets to 5τ?
Valves require several different styles of physical lock out device. Which of the styles below correctly identifies the device in the following picture?
Oxygen is a vital component of the combustion process. Which of the answers below best describes the effects of combustion if an amount of gas and oxygen are equal in volume?
When 125 C passes by a point in a wire in 8 seconds, what is the current in amperes?
5 coulomb of charge require how many electrons?
"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?
There are many different parts to a parallel circuit. Which of the answers below corresponds correctly with the number "4" in the picture below?
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 "4 mm" refer to?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for poisonous material with other toxic effects?
Magnetism has several terms that must be understood. Which of the terms below would best be defined as the number of magnetic lines of flux that pass through a certain point on a surface?
To move 50 C across two points. when the voltage is 5 V, how much energy is required?
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?
There are several methods to routing and protecting cable, tubing, and insulated impulse lines. Which of the answers below would be best describe a major difference between metal conduit and cable tray?
How many coulombs of charge pass though a given point in 1 second, if the current is 15mA
A mass of 6 kg is placed on top of a spring and that spring compresses 5 cm. What is it's spring rate?
What is the term used to describe the total opposition to current flow in an AC circuit?
To solder a joint, there are steps that need to be followed to succeed. Which of the steps below would involve coating the iron tip with a small amount of solder?
(310105d) Heat is produced when friction occurs during motion. Which of the terms below correctly identifies the type of friction that produces of this heat?
If a tool increases from $43 to $76, what is the percentage increase?
"Is done when a force that is applied to an object and moves that object." is a description of which mathematical term?
(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?
When taking measurements, there are several terms that are commonly used. Which of the terms below is best described as the degree to which the result of a measurement that conforms to the required standard.
(310103d) There are several different designs of regulator. Which of the elements below are you affecting when you adjust spring compression?
There are many electrical symbols used in industry today. Which of the answers below correctly identifies the following symbol?
The 3 key elements of the WHIMIS system are, worker education, labels and ________. Choose from the answers below to fill in the blank.
Explosion-proof equipment has several components that make it effective. Which of the components below is a requirement for equipment to be considered explosion-proof?
Tubing has many distinctive applications in industry. Which of the associations below provides the standards commonly used for tubing in instrumentation?
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?
"The range through which an input can be varied in reverse without initiating an observable response" is the best description of which term?
(310101c) There are many specialized applications for copper tube. Which of the copper tube colour code would be used in a compressed medical air system?
There are numerous types and styles of valves in industry. Which of the actuators below best represents the following picture?
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?
Circular chart recorders have several specific accessories. Which of the answers below would best describe the accessory that allows the additional measurement of differential and static pressures?
"An object at rest stays at rest and an object in motion stays in motion with the same speed and in the same direction unless acted upon by an unbalanced force." is a description of which one of Newton's laws?
The prefix "Mega" can be expressed as?
(310104d) Valve positioners provide several advantages over standard valves. Which of the advantages below would best relate to the creation of two equal ranges from standard range?
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
Copper tube is commonly available in two types of tempers. Which of the answers below best describes a tube that is slowly heated and cooled providing a soft flexible result?
Calculate the relative density for a fluid that has a density of 748 kg/m³
There are many terms for specific electrical components. Which of the components below is best described as a passive electrical component with the primary function to limit the flow of electric current?
If it were required to provide a regulated output that was at a lower set value, which device below would be used?
(310101c) For higher working pressures, generally the wall thickness of tubing will increase. Which of the answers below would best relate to the effect of a tube's increased wall thickness?
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
There are several vital components to a differential pressure unit in a chart recorder. Which of the components below would be to used in squaring the drive arm and link as well as the range arm?
A volume booster is not a positioner.
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 3-15 meters. What is the transmitter output signal if the fluid level is at 8.65 meters?