A randomized 100 question test from a pool of 1236 questions, good luck!
When 150 C passes by a point in a wire in 6 seconds, what is the current in amperes?
The sliding Vernier calipers are a widely used measuring device. Which of the parts below best relates to "4"?
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 relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 0 K?
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 0-20 meters. What is the transmitter output signal if the fluid level is at 6.65 meters?
The volume of a cylinder is calculated with which correct equation?
(310105d) The displacement of an applied force is a measurable quantity. Which of the terms below would be equal to "J" as a of measurement?
The construction of batteries effects their performance. Which of the answers below would be the result of adding plate mass?
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?
Before entering a confined space for the first time or re-entering after a break, it is a good practice to do which of the following?
A parallel circuit reacts in specific ways to the to an open circuit. Which of the answers below best describes the reaction of the total line current to an open circuit?
Choose the correct order of mathmatical operations.
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?
"Having only magnitude, not direction, such as distance", is a description of which mathematical term?
"A hollow cylindrical trim element that is sometimes used as a guide to align the movement of a valve plug with a seat ring." is the best description of which of the terms below?
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
The categories of workplace hazards have been broken down to _____ main areas. Using the answers below fill in the blank.
(310102c) Resistors have several construction methods. Which of the resistors below would have 1 fixed terminal and a sliding contact?
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?
A 3 kg mass is placed on a 4 cm diameter diaphragm, what is the pressure on the air under the diaphragm?
To move 250 C across two points. when the voltage is 20 V, how much energy is required?
The volume of a sphere is calculated with which correct equation?
A mass of 7 kg is placed on top of a spring and that spring compresses 8 cm. What is it's spring rate?
Calculate the force in pounds which will be developed when a liquid pressure of 76 lbs/in² is applied to an area of 54 in².
When servicing or troubleshooting a valve there are several steps that must be completed. In controlling hazardous energy, ensuring each source of energy to the work area has it's own isolation, would be which of the steps below?
Linear motion negative feedback system consists of:
If a closed tank is pressurized to 18 psig and the pressure gauge at the bottom of the tank reads 39 psig, what head (in meters) of a liquid with a R.D. of 0.76 is contained in the tank
A moment balance negative feedback system is a force balance system?
There are several different notations on a length of pipe. Which of the notations below would have the smallest pipe ID?
There are several vital components to a static pressure mechanism in a chart recorder. Which of the components below would be used as a span adjust?
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 and fuse only?
How many electrons does 134.5 x 10¹⁹ represent?
There are numerous guidelines provided in section 18, appendix B, from the CEC. Which of the rules from that appendix would relate to certification markings
There are many different parts to a parallel circuit. Which of the answers below corresponds correctly with the number "4" in the picture below?
(310101c) Tubing wall thickness has 3 ways of being measured. Which of the answers below is the least common of those methods?
There are numerous steps to drilling with a power drill. Which answer below correctly identifies the size of the center punch mark in a piece to be drilled?
A multi-wheel cutter is used when
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 0-15.5 meters. What is the fluid level if the transmitter signal is 78 kPa
There are several different items involved in removing or installing a flanged control valve. Which of the items below provides the seal between the flanges?
Alloy steels are very common in industry. Which of the types of alloy steel would "Martensitic" piping be?
There are several vital components to a differential pressure unit in a chart recorder. Which of the components below would prevent overshoot of the Zero?
(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?
Give the absolute pressure in a vessel given a vacuum gauge reading of 5.3 inches of Hg and a local barometric reading of 43.5 inches of Hg.
In industry, there are several types of protection used to reduce the risk of explosion. Which of the methods of protection below is best defined as "The only method that avoids the propagation of combustion to the surrounding atmosphere by allowing the explosion to occur, but confining it to a well-defined area."?
(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?
(310102c) Resistors have several construction methods. Which of the resistors below would make use of a binder?
With the proper formula "Work" is a measurable quantity. Which answer below represents the "displacement" part of that equation?
Express ³²⁄₄₄ as a percent.
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for poisonous material with other toxic effects?
There are several types of purge/pressurization permits that are available. Which of the permits below would best be used with a pressurized enclosure that contains equipment which is capable of ignition?
(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?
A mass of 5 kg is placed on top of a spring and that spring compresses 7 cm. What is it's spring rate?
Which of the electrical terms below can be best described as one that "internally converts stored chemical energy into electrical potential energy."
State ⁸⁴⁵⁶⁄₂₄₃ as a mixed fraction.
"The displacement divided by the total time to complete the change." is the description of which mathematical term?
Most electrical properties have an equation linked to them. In the equation L= (N²μA)÷ƪ, which of the answers below does the "L" represent?
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.
Determine the voltage V(cd) with R1=70k ohms, R2= 136k ohms and R3= 360K ohms, with a current of 0.754 mA
Convert 18.5 psi into inches W.C.
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?
To perform an "Angularity" adjustment, the order of step(s) is/are?
In the fraction A/B, is A the numerator?
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?
The symbol for a voltage drop is which of the below?
All objects have mass which is affected by gravity. Which of the answers below represents the SI approximate value for acceleration due to gravity?
(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?
Solve for the hypotenuse.
Proper choices need to be made with the mounting of instruments. Which of the answers below would be a disadvantage of a instrument stand that has a cable mount?
There are several different ways to apply force to an actuator. Which one of the methods below would a vane actuator use for operation?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for infectious biohazardous material?
State the following number, 0.005687 using scientific notation and round the answers to 3 significant digits.
There are several types of measuring elements used in industry. Which of the answers below is best represented by the picture below?
In the WHIMIS system, the workplace labels must display 3 pieces of information. Of the answers provided, choose the one that is not needed.
To solder a joint, there are steps that need to be followed to succeed. Which of the steps below would involve affixing the work to be done to ensure it doesn't move while working on it?
"A characteristic where flow capacity increases linearly with valve travel. Flow is directly proportional to valve travel." is the best description of which of the terms below?
The trigonometric ratio of cosine is calculated with which mathematical equation?
(310102c) Resistors have several construction methods. Which of the resistors below would have the capacity to change its resistance value?
The CEC generates a air grouping based on the potential combustion, and results of combustion of each type. Which of the groups below would Propane belong to?
There are many studies on how pressure and force affect fluids. "Fluid volume does not affect pressure." is one of the principles of which answer below?
Of the adjustments below, which is the most common adjustment made?
Covert 6 ¹¹⁄₁₃ to an improper fraction.
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?
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?
In the WHMIS system, "Compressed gas" is represented by which hazard class? Choose from the following answers.
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?
All pipe in a piping system can be grouped into two categories. Which of the answers below best represents those categories?
(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?
Which of the following measurements cannot be performed by a sliding caliper?
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?
The CEC generates a dust grouping based on the potential combustion, and results of combustion of each type. Which of the groups below would metallic, hazardous dust belong to?
The volume of a cube is calculated with which correct equation?
(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 leak-proof at any temperature or pressure
Hazardous locations are further divided into specific zones and divisions. Which of the answers below would apply if flammable vapours were present for more than 10, but less than 1000 hours a year?
(310101c) Copper tube is the most used type of tubing in industry. What type of copper tubing would a colour code of green represent?
There are three types of radiant energy that is given off by a typical welding arc. Choose the one that does not apply from the answers below.
The perimeter of a rectangle is calculated with which correct equation?
Calculate the normal force exerted by an object that has a mass of 5.7 kg.
Heat is based on the movement of molecules. Which of the answers below correctly fills the blank in the following sentence, "Temperature is the measurement of the average _________ of the movement of molecules."
What is the pressure generated by a mass of 3 kg placed on a the top of a cylindrical piston with a 5 cm diameter filled with gas?
The result of a _______ actuator is installed with a ________ valve will be air-to-close