A randomized 100 question test from a pool of 1236 questions, good luck!
In the WHMIS system, "Acute poisons" is represented by which hazard class? Choose from the following answers.
The Alberta AIT Board has many responsibilities. Which of the answers below represents the Boards main responsibility?
The relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 100 °C?
The properties of a gas are unique to its molecular make-up. Which of the terms below would best be defined as "is the pressure required to liquefy a gas at its critical temperature."?
What is the SI unit of force?
A mass of 6 kg is placed on top of a spring and that spring compresses 8 cm. What is it's spring rate?
There are several grades of iron and steel. Which of the answers below best represents a material that is best suited for castings because of it's superior flow characteristics when melted?
Which of the electrical terms below can be best described as one that "internally converts stored chemical energy into electrical potential energy."
For every gas law there is a corresponding equation. Which of the gas laws below is represented by the equation "PV=nRT"?
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 electrical and thermal energy limiting method brings both normal operation and fault conditions to safe levels."?
Gasses react to the increase or decrease of pressure in measurable ways. Which of the terms below describes the reaction of an enclosed gas to a pressure increase?
"The tube straightening out is a direct result of the pressure acting inside the tube" is the principle of operation of which pressure to force converter?
In a simple circuit, if I= 6 A and R=3 ohms, what is the voltage drop over the resistor of the circuit?
Section 315(1), (2) and (3) covering guardrails can be found in which piece of legislation below?
If a battery has a rating of 90 Ah, theoretically it could provide 4.5 A for how long?
(310102c) Resistors are commonly rated in 3 distinct ways. Which of the answers below would best relate a "tolerance" rating?
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?
Of the terms below, what is "Work" measured in?
Isolate the following equation for "v": d=vt
Convert 0.875 to a fraction.
A key component of removing or field servicing a control valve is the lockout device. Which of the devices below is best described as one that has no possibility for accidental removal?
A mass of 5 kg is placed on top of a spring and that spring compresses 6 cm. What is it's spring rate?
If the total error is 1.5 and the dead band error is 0.3, what is the hysteresis value?
Of the answers below, which one is a disadvantage of a Pinch valve?
(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?
Moment balance Negative feedback system consists of:
(310101c) There are many specialized applications for copper tube. Which of the copper tube colour code would be used in a refrigeration system?
Determine the voltage V(ab) with R1=70k ohms, R2= 100k ohms and R3= 360K ohms, with a current of 0.754 mA
(310103f) There are three main components in a simple signal transmission system. Which of the components below is best represented by the letter "A"?
The result of a _______ actuator is installed with a ________ valve will be normally closed, fail open
What are all the variables that can be measured when dealing with gases?
"Either of two angles that added together produce an angle of 90°" is a description of which mathematical term?
“The force acting on an object is equal to the mass of that object times its acceleration.” is the description of which one of Newton's laws?
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
(310104a)There are numerous components to a valve. Which of the components below would best be referred to as a seal for the static portion of the valve against leakage?
There are many studies on how pressure and force affect fluids. "Fluid pressure is exerted in all directions." is one of the principles of which answer below?
If, for every 20 C of charge, 60 J of energy is available, what is the voltage?
"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?
(310105i) Any solid has inherent properties associated with it. When measuring the force applied to the entire area of a solid, which of the answers below are you trying to measure?
There are several different ways to apply force to an actuator. Which one of the methods below would a rack and pinion actuator use for operation?
An instrument technician sometimes has to do calibrations while the process is still running. Which of the terms below identifies a calibration done on a live process?
Determine the voltage V(ad) with R1=70k ohms, R2= 136k ohms and R3= 360K ohms, with a current of 0.754 mA
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?
A change in dielectric material in a capacitor, will change it's capacitance. Which of the dielectric materials below has the greatest capacitance?
From the information given in the diagram below, what is the current flowing on branch R1?
Ladders have specific designs for specific applications. Which of the answers below correctly identifies the ladder in the following picture?
What pressure is exerted at the base of a tank that is 6.7 meters high, with a liquid that has a density of 1200 kg/m³?
For every gas law there is a corresponding equation. Which of the gas laws below is represented by the equation "V₁T₂=V₂T₁"?
(310101c) When ordering a GP copper tubing size, it has to be precise. Which of the measurements below would be used for ordering copper tube?
Which of the terms below is best described by the statement, "Current flows from the positive terminal to the negative"?
Each one of the installations of purge/pressurization has its own requirements for purging times. Which of the installations below would the enclosures inlet airflow rate be measured for purging times?
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?
8 coulomb of charge requires how many electrons?
With the proper formula "Work" is a measurable quantity. Which answer below represents the part of that equation that is measured in "Newtons"?
There are many terms that are used with precise measurements. In the measurement 65.34 cm +/- 0.7 cm, which of the terms below is represented by the "+/- 0.7 cm"
(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?
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?
There are several types of measuring elements used in industry. Which of the answers below is best represented by the picture below?
Calculate the relative density for a liquid whose density is =743.2 kg/m³.
"At any junction in an electrical circuit, the sum of currents flowing in equal to the sum of currents flowing out ." This statement is the best description of which of the electrical laws below?
"A fraction that is less than one, with the numerator less than the denominator", is a description of which type of fraction?
If a closed tank is pressurized to 26 psig and the pressure gauge at the bottom of the tank reads 53 psig, what head (in meters) of a liquid with a R.D. of 0.15 is contained in the tank
There are subgroups of fuel for fires need to burn. Which of those subgroups would LPGs belong?
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?
(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?
The ratio 3.4:2.5 equal to?
The CEC generates a hazardous area result by investigating the contents of the area. Which of the designations below is based on an explosive atmospheres duration and frequency of occurrence?
Tubing has many distinctive applications in industry. Which of the associations below provides the standards commonly used for tubing in instrumentation?
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?
There are several different types of carbon steel in any piping system. Which of the types below would have more than a 0.6%% carbon content?
What is the absolute pressure of a vessel given a barometric pressure of 78 kPa and a gauge reading of 90 kPa
If, for every 15 C of charge, 45 J of energy is available, what is the voltage?
(310103d) There are several different designs of regulator. Which of the loading element designs below would have to slowest response to changes in downstream pressures?
"A valve that has a low pressure drop at high flow rates.", is the best description of which of the terms below?
State this fraction as a mixed fraction: ⁵⁵⁄₈.
Calculate 4/7 + 2/5, and state answer as a proper or mixed fraction
There are some terms that are associated with capacitors. Which of the terms below is defined as the permittivity of a given material relative to that of the permittivity of a vacuum.
An extraction hood attached to a system of flexible ductwork would be an example of which of the answers below? Use the options below to choose the best answer.
Having to convert between SI and USCS measurements is commonplace in industry today. Which of the answers below is the correct conversion for 45 lbf?
What is the smallest charged particle?
In a simple circuit, if E=4 V and R=2 ohms, what is the current of the circuit?
State the following number, 0.005687 using scientific notation and round the answers to 3 significant digits.
"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?
There are many studies on how pressure and force affect fluids. "Container shape does not affect fluid pressure." is one of the principles of which answer below?
In this circuit R1= 4 ohms, R2= 5 ohms and R3=9 ohms with the battery producing 40V. What is the current of the circuit?
Use the answers below to fill in the blanks of the following sentence. "The _____ of the plates in a capacitor is _______ to it's capacitance."
In Unified National nomenclature what does the "12" represent in this bolt class- 1/2-12-UNC 2B
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?
From the information given in the diagram below, what is the current flowing on branch R3?
Which of the following is not affected by a positioner?
The height of a free standing or rolling scaffold is restricted to no more than 3 times the smallest base dimension. This guideline comes from which of the acts below?
If you have 40 hammers and 50 chisels, what is your ratio of hammers to chisels?
746 Watts is equal to which of the terms below?
Covert 6 ¹¹⁄₁₃ to an improper fraction.
There are several terms that are used to describe the features of a particular thread type. Which of the terms below would best describe the smallest diameter of the thread?
Convert 45.9 kPa into psi
There are several components to a properly soldered joint. Which of the components below would be used during soldering to remove the oxide layer?
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?
(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 signal circuits that are considered Class 2?
All safety enclosures are tested in the factory to certify the maximum pressure released in an explosion that it can withstand. Which of the answers below would describe the testing required for a explosion-proof enclosure?