A randomized 100 question test from a pool of 1236 questions, good luck!
There are several different types of layout tools used in industry. Which of the tools below best represents the following picture?
The law of electrical charges states that like charges attract one another, an unlike charges repel one another.
In industry, electrostatic hazards are very important to understand. Which of the answers below correctly identifies an work station that has an anti-static mat on it?
(310101c) Although soldered fittings for tube can be used on pressure and DWV applications, there are some differences between the fittings. Which of the answers below describes one of the major differences that the DWV fittings have when compared to pressure fittings??
There are 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
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?
(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 require constant replacement?
(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?
Calculate the gain when a change from 0.25 psig to 1.5 psig in nozzle backpressure and a change from 3 psig to 20 psig in the relay output occurs.
(310103f) There are several components used in measuring and controlling a process variable. Which one of the components below would be responsible for converting a measured PV into an output signal?
There are several varieties of manufactured resistors. Which of the answers below is constructed with a ceramic core?
Electrostatic generation can be happen in many conditions. Which of the answers below would correctly identify one of those conditions?
Many electrical properties have specific symbols attached to them. Which of the symbols below would be the correct for inductance?
(310104b) Some valves require specialized components. Which of the components below would best be used to eliminate "end play".
If side "A" is equal to 45mm and side "B" is equal to 76mm, solve for side "C".
The sliding Vernier calipers are a widely used measuring device. Which of the parts below best relates to "4"?
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?
(310104b) There are many different valves to be used for different processes. Which of the valve types below would be considered self-cleaning?
A 2000 kg train is traveling east with a speed of 25 km/h. Determine the mass of a truck travelling at 15 km/h would have to have to be travelling at the same momentum.
The result of a _______ actuator is installed with a ________ valve will be air-to-open
"Change (variance) In total amounts expressed as percentages." is the description of which term?
there are numerous pieces of rigging equipment. Which of the answers below correctly identifies the item in the picture that follows?
Movement of the actuator stem by air pressure applied to a flexible membrane is a characteristic of which actuator?
What is the pressure generated by a mass of 2 kg placed on a the top of a cylindrical piston with a 3 cm diameter filled with gas?
Even though explosion safety equipment must be able to deal with extreme pressures, maintenance must also be allowed to occur. Which of the enclosures below would allow for both maintenance and protection from explosion?
The CEC generates a gas grouping based on the potential combustion, and results of combustion of each type. Which of the groups below would Acetylene belong to?
There are several key concepts to understand when dealing with pressure measurement. Which of the terms below would best be described as,"the measure of the intensity of the force imposed on this object by the local gravitational field"?
The sliding Vernier calipers are a widely used measuring device. Which of the parts below best relates to "2"?
Soldering is a common method of joining metals. To be effective the which of the items below must have a lower melting point than the parent metals?
"If an object A exerts a force on object B, then object B must exert a force of equal magnitude and opposite direction back on object A" is a description of which one of Newton's laws?
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?
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
When 150 C passes by a point in a wire in 6 seconds, what is the current in amperes?
From the information given in the diagram below, what is the total parallel resistance of the circuit?
There are several terms used when describing circuitry or equipment on hazardous locations. Which of the terms below would be best described as equipment or circuits that are tested under fault situations?
(310104a) There are numerous components to a valve. Which of the components below would best be referred to as a gland that seals the dynamic portion of the valve against leakage?
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
A vacuum gauge indicates a pressure of 15" Hg. What will the pressure be , in kPaa, if the atmospheric pressure is 13.9 psia?
Reduce ³⁴⁰⁄₄₀ and state as a proper or mixed fraction.
The sliding Vernier calipers are a widely used measuring device. Which of the parts below best relates to "3"?
Calculate the normal force exerted by an object that has a mass of 5.7 kg.
(310103d) There are several different designs of regulator. Which of the designs below would make use of a weight for a loading element?
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?
WHIMIS was put in place to regulate controlled products in the workplace. Which of the federal regulatory bodies below would oversee the suppliers of these products?
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 cable tray and metal conduit?
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?
The supplier label:
There are 3 major components to a zener intrinsically safe barrier. Which of the answers below would be best describe the component that limits the current?
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 types of purge/pressurization permits that are available. Which of the permits below would best be used when an enclosures classification must be reduced from Class I, Zone 1 to non-hazardous?
Gauge pressure is?
With the proper formula "Work" is a measurable quantity. Which answer below represents the part of that equation that is measured in "joules"?
There are several parts to a drill bit. Which of the terms below best represents the part of a drill bit that is used to cut into materials?
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
Newton's second law is also known as?
"Energy" is a calculated quantity. Which of the formulas below would be used to calculate work energy?
In industry, electrostatic hazards are very important to understand. Which of the terms below is best described as a swift discharge of electric current between two objects with different charges and different numbers of electrons?
In the WHMIS system, "Oxidizing material" is represented by which hazard class? Choose from the following answers.
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 decrease in resistive load?
(310105d) Displacement quantities are all a measurable amounts. Which of the answers below would "Kinetic friction" use as it's unit of measurement?
"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?
The CEC generates a gas grouping based on the potential combustion, and results of combustion. Which of the groups below would non-metallic dust that is electrically conductive belong to?
There are several terms which relate to charging of a capacitor. Which of the terms below would apply to the period while the capacitor gets to 5τ?
There are several different types of drills tools used in industry. Which of the drills below would be best used for exacting work, hole no bigger than a ½" in diameter?
(310102c) Resistors have several construction methods. Which of the resistors below would have the capacity to change its resistance value?
"A quantity having direction as well as magnitude," is a description of which mathematical term?
There are many different parts to a parallel circuit. Which of the answers below corresponds correctly with the number "5" in the picture below?
Which of the valves below would be used for isolation on each side of a control valve?
Batteries come in two common varieties. Which of the terms below can relate best to a non-rechargeable cell?
There are several terms that are used specifically with flammable gases and liquids. Which of the terms below is best described as the temperature at which a particular organic compound gives off sufficient vapor to ignite in air?
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?
Air and iron are the two types of electromagnetic cores. Choose from the answers below to explain why an air core is less preferable than an iron one.
Bourdon measuring elements have tubes that are classified into three broad categories. Which of the tube types below would be moderately sensitive to pressure changes?
(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 offset and one pipe connector?
(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 workers?
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?
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"?
There are several types of soldering irons that are available in industry. Which type of soldering iron below would be used for speedy repairs where electrical power is restricted or unavailable?
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 visual indicator only?
What is the area of a rectangles with sides measuring 15.5 cm, and 12.6 cm?
"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?
If a closed tank is pressurized to 101.345 kPa and the pressure gauge at the bottom of the tank reads 130.456 kPa, what head (in feet) of a liquid with a R.D. of 0.45 is contained in the tank
Of the adjustments below, which is the most common adjustment made?
There are several grades of iron and steel. Which of the answers below best represents a material that is extremely brittle because of it's high carbon content?
There are electrical properties that are inherent to coils. Which of the answers below correctly identifies the properties that a coil possesses?
"An element or device which receives information in the form of 4-20 mA and coverts it to information in the form of 3-15 psig." is the best description of which of the terms below?
(310101c) There are many specialized applications for copper tube. Which of the copper tube type would be used in a refrigeration system?
"An angle is one which is more than 90° but less than 180°" is a description of which mathematical term?
There are numerous types and styles of valves in industry. Which of the additions to a scotch yoke valve allows for proportional positioning?
"The distance traveled divided by the time elapsed to reach final position." is the description of which mathematical term?
In the SI system, the unit used for mass is?
(310104a) The valve body contains some of the vital components in a valve. Which of the components below would be responsible for the alignment for the path of travel of the valve plug?
Alloy steels are very common in industry. Which of the types of alloy steel would "Ferritic" piping be?
"Is the side across from a given angle of significance." is the description of which right angle triangle mathematical term?
What is the name of the tool that is used on round stock to cut external threads?
The sliding Vernier calipers are a widely used measuring device. Which of the parts below best relates to "5"?
For every gas law there is a corresponding equation. Which of the gas laws below is represented by the equation "P₁T₂=P₂T₁"?
Convert ¹⁰⁄₁₅ to a decimal.
There are several different notations on a length of pipe. Which of the notations below would have the thickest pipe wall?
If heat is removed from a metal, does it contract?