A randomized 100 question test from a pool of 1236 questions, good luck!
In fluid mechanics, there is always a loss in pressure due to several factors. Which of the factors below would most affect this loss in pressure?
In the WHMIS system, "Flammable and combustible material" is represented by which hazard class? Choose from the following answers.
Batteries come in two common varieties. Which of the terms below can relate best to a non-rechargeable cell?
(310103f) There are several methods for measuring process variables. Which of the transmitters below would use a moment balance negative feedback system in the creation of an output signal?
If a closed tank is pressurized to 125.345 kPa and the pressure gauge at the bottom of the tank reads 186.456 kPa, what head (in feet) of a liquid with a R.D. of 0.05 is contained in the tan
The construction of batteries effects their performance. Which of the answers below would be the result of adding plate area?
Unless otherwise stated by the manufacturer, there are several general practices when installing a chart recorder. Which of the answers below correctly identifies the maximum distance between DPU and recorder?
When allowing power to flow to a device, purging may be required beforehand. Which of the answers below best represents the complete volumes of air with positive pressure?
The relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 0 K?
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?
"If a worker is injured or has an accident on the jobsite, they must report it as soon as possible to the employer." The act that best encompasses this statement is which of the following?
"A triangle where one of its interior angles is 90 degrees." is a description of which mathematical term?
What is the pressure generated by a mass of 2 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-open
Determine the voltage V(ac) with R1=70k ohms, R2= 136k ohms and R3= 360K ohms, with a current of 0.754 mA
There are many different parts to a galvanically isolated barrier. Which of the components below limits the voltage in a short circuit condition?
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.
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 0-9 meters. What is the fluid level if the transmitter signal is 56 kPa
Convert 0.875 to a fraction.
Chart recorders have a couple of specific applications. Which application below would best describe the charting of results from a flow rate across an orifice plate?
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?
Tube fittings can be put into three general categories, each with distinct components. Which of the categories below requires a flared tube end, nut and sleeve?
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?
Absolute and relative temperature scales each have their [own names for Imperial and SI scales. Which of the answers below correctly identifies the Imperial absolute temperature scale?
For every gas law there is a corresponding equation. Which of the gas laws below developed with the addition of Avogadro's Gas Law?
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
In a simple circuit, if E=8 V and R=3 ohms, what is the current of the circuit?
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 only?
There are may different trades and occupations within Alberta. Which of the answers below correctly identifies the number of Alberta designations?
The ability of a material to concentrate magnetic lines of force within a material is called?
"An electric circuit in which the electric passes through each circuit element in order." is the best description for which of the terms below?
In a simple circuit, if E=4 V and R=2 ohms, what is the current of the circuit?
A mass of 5 kg is placed on top of a spring and that spring compresses 6 cm. What is it's spring rate?
What is the formula to calculate Hydrostatic peressure
In fluid mechanics, there is always a loss in pressure due to several factors. Which of the factors below would most affect this loss in pressure?
A tight seal to the face is required by all respirators. This is a critical element in which of the following type(s) of respirator? Of the options below, choose the best answer.
Newton's first law is also known as?
(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 prefix "giga" can be expressed as?
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?
To keep your back healthy, there are several steps in lifting objects. Of the following, choose the one that would not apply.
For every gas law there is a corresponding equation. Which of the gas laws below is missing from the Combined Gas Law?
ESD is a major issue for the failure of electrical components. Which of the answers below would best represent the minimum discharge voltage that could damage electrical equipment?
"Increased flow rates occur at the end of the valve stroke, with low flow rates at the initial opening of the valve." is the best description of which of the terms below?
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?
"To cause the valve to open, an increase in pressure to the actuator is required" is the definition of?
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?
Calculate the gain when a change from 1.25 psig to 2.0 psig in nozzle backpressure and a change from 3 psig to 15 psig in the relay output occurs.
State the number 479.3 using engineering notation and round the answers to three significant digits.
If the total error is 1.5 and the dead band error is 0.3, what is the hysteresis value?
(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 the grounding of transformer circuits for instruments?
State 7 ⁹⁄₁₇ as an improper fraction.
The Alberta AIT Board has many responsibilities. Which of the answers below represents the Boards main responsibility?
(310103f) Strain type gauges are commonly found in industry. Which of the strain gauges below is the most accurate?
There are a number of common parts to any valve. Which of the terms below would best be described as the object supplying the opening or closing motion of the valve?
There are several different ways to apply force to an actuator. Which one of the methods below would have the highest pressure transmission rate during operation?
If a closed tank is pressurized to 145.345 kPa and the pressure gauge at the bottom of the tank reads 156.456 kPa, what head (in feet) of a liquid with a R.D. of 0.67 is contained in the tan
Movement of the actuator stem by air pressure applied to a flexible membrane is a characteristic of which actuator?
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?
There are several terms that are related to electromagnetic cores. Which of the terms below would be correctly described as "a localized electric current induced in a conductor by a varying magnetic field."?
To move 100 C across two points. when the voltage is 15 V, how much energy is required?
Biological Hazards can be further broken down into subsections. Of the answers below, one is not a biological hazard, choose the answer that doesn't fit.
In a baffle-nozzle-restrictor motion detector the:
If a battery has a rating of 60 Ah, theoretically it could provide 3.3 A for how long?
"A way of concisely showing the relationship between two quantities." is a description of which mathematical term?
In any intrinsically safe loop there are several main items that are vital to the loop. Which of the answers below contains those items?
"The law that the algebraic sum of the products of the current and resistance in the conductors forming a closed loop in a network is equal to the algebraic sum of the electromotive forces in the loop." This statement is the best description of which electrical law below?
Certain categories of tubing has specific applications in industry. Which of the categories below would be used in applications where no internal pressures need to be tolerated?
"A pneumatic relay that is used to reduce the time lag in pneumatic circuits by reproducing pneumatic signals with high-volume and or high-pressure output." is the best description of which term below?
(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?
What is the pressure generated by a mass of 5 kg placed on a the top of a cylindrical piston with a 2 cm diameter filled with gas?
(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?
Calculate the relative density for a liquid whose density is =743.2 kg/m³.
To move 50 C across two points. when the voltage is 5 V, how much energy is required?
"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?
(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 3 tubes together?
(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 through the side wall of an enclosure?
"Can handle pressures more accurately and can handle higher pressures" are two advantages of using which regulator?
When wire rope is used for lifting purposes, there are several safety factors involved. Which of the answers below best represents the safety factor for transporting workers?
When servicing or troubleshooting a valve there are several steps that must be completed. In controlling hazardous energy, removing securing devices and any isolation points once work area is deemed safe, would be which of the steps below?
"The relationship between valve position and flow in the in an operational process system.", is the best description of which term below?
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 "A method that attempts to physically separate or isolate the electrical parts or hot surfaces from the explosive mixture."?
(310102m) The relationship between resistors, capacitors and time intervals is an interdependent one. Which of the answers below would be the voltage across a steady state capacitor after 1 tau of it discharging?
Convert 88 PSI to kPa
"Change (variance) In total amounts expressed as percentages." is the description of which term?
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?
State the number 236.478 x 10¹¹ using scientific notation and round the answers to three significant digits.
Calculate the relative density for a fluid that has a density of 748 kg/m³
Within the umbrella of intrinsically safe loops, there are several sub-categories and classifications. Which of the terms below would best be describe a barrier that blocks any excess voltage from gaining access to a hazardous area?
(310103f) There are three main components in a simple signal transmission system. Which of the components below is best represented by the letter "C"?
1 pound mass is equal to?
(310104d) There are several features available on valve positioners in industry today. Which of the features below can be best described as one that uses negative feedback in it's operation?
A control valve is to have a stem travel of 5.6 cm. The diaphragm in use has an area of 0.09m². What strength of spring must be used if the desired pressure change from from 40 kPa to 110 kPa will fully stroke the valve?
In the WHMIS system, "Dangerously reactive material" is represented by which hazard class? Choose from the following answers.
(310101c) There are a wide variety of tubing fitting types. Which of the fittings below would best be used when terminating tube connections?
Convert 16.5 psi into kPa
What is the main purpose of valve positioners?
The sliding Vernier calipers are a widely used measuring device. Which of the parts below best relates to "3"?
(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?
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?