A randomized 100 question test from a pool of 1236 questions, good luck!
Which type of actuators are widely used where a large amount of mechanical travel is necessary?
"Either of two angles that added together produce an angle of 90°" is a description of which mathematical term?
There are may different trades and occupations within Alberta. Which of the answers below correctly identifies the number of Alberta designations?
All objects have mass which is affected by gravity. Which of the answers below represents the USCS approximate value for acceleration due to gravity?
(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?
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."?
There are several different types of layout tools used in industry. Which of the tools below best represents the following picture?
(310102n) Instrument enclosures are all built to a NEMA standard. Which of the standards below would generally not be used to protect current electronic instrumentation?
Magnetism has several terms that must be understood. Which of the terms below would best be defined as a measurement of the total magnetic field which passes through a given area?
What pressure does a column of liquid exert with a density of 56.7 lbs per cubic foot and a height of 54 inches
Convert 45.9 kPa into psi
There are several different ways to apply force to an actuator. Which one of the methods below would a pneumatic source of air not be required for operation?
"The heat required to raise the temperature of the unit mass of a given substance by a given amount with no change in it's phase:, is a description of which physics term?
"A quantity having direction as well as magnitude," is a description of which mathematical term?
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?
(310104b) There are many different valves to be used for different processes. Which of the valve types below would be considered self-cleaning?
The prefix "Mega" can be expressed as?
(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 tube to tube?
(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?
(310101c) Copper tube is the most used type of tubing in industry. What type of colour code would a Type K tube type typically have?
Of the valves below, which would be best for erosive service?
Convert 14 "Hg to kPa(a). Barometer is 18.6 psi
What is the pressure generated by a mass of 5 kg placed on a the top of a cylindrical piston with a 3 cm diameter filled with gas?
Use the answers below to correctly fill in the blanks. "Resistance of a conductor is________ to it's ______."
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?
(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 Class 2 power circuits that are considered low energy?
5 coulomb of charge require how many electrons?
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?
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 "ib" equipment can withstand?
Good trade practice is a 4:1 ratio when using an extension ladder. From which piece of legislation does the practice originate from?
The outermost shell of an atom is called the valence shell.
From the information given in the diagram below, what is the current flowing on branch R1?
There are many different parts to a parallel circuit. Which of the answers below corresponds correctly with the number "3" in the picture below?
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?
Moment balance Negative feedback system consists of:
The result of a _______ actuator is installed with a ________ valve will be normally open, fail closed
Pick the answer that will fill the blank. "_______ of the voltage would appear across the open circuit in a ______ circuit."
What is the pressure generated by a mass of 3 kg placed on a the top of a cylindrical piston with a 2 cm diameter filled with gas?
What is the SI unit of force?
A 15 kg wagon is moving west with a speed of 3 m/s. Determine it's momentum.
Magnets have been classified into two distinct groups. Which of the answers below is best described as an electromagnet which only retains magnetism when an electrical current is running through it?
There are many different types of alloy steels, each with specific properties. Which of the elements below would have the effect of increasing erosion and wearing down resistance?
(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?
"The production of an electromotive force in one circuit by a change in current in a separate circuit." is the best description of which of the terms below?
(310103f) There are several components used in measuring and controlling a process variable. Which one of the components below would be responsible for receiving an output signal and converting that into a PV value?
Convert 75kPa to Kpa(a) Barometer is 97.8 kPaa
Convert 175 psi to mmW.C. Barometer is 99.6 kPa(a)
The inert purge gases for GMAW and GTAW welding processes are non-toxic, but are still dangerous. In what situation below would these gases be a danger?
What provides the seal on the valve stem to prevent leakage of the process?
A true force balance negative feedback system is a motion balance system?
If the total error is 1.7 and the dead band error is is 0.5, what is the hysteresis value?
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?
What is the mass that is placed on a piston above a gas if the pressure exerted is 78554 Pa on a cylinder that has a 3 cm diameter
(650101a) There are three main sections in the occupational health and safety legislation in Alberta. Which of the sections below best relates to the the responsibilities of those associated with the work site?
Calculate the gain when a change from 1.55 psig to 2.15 psig in nozzle backpressure and a change from 3 psig to 20 psig in the relay output occurs.
(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 tubing to piping?
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?
"A triangle in which all three sides are equal." is a description of which mathematical term?
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?
Chart recorders still have a place in industry for specific applications. Which of the applications below would be used to fulfill AER requirements at royalty trigger points for natural gas?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for oxidizing material?
A fume extracting welding gun works well with which other source of ventilation? Choose the best answer from the choices below
If, for every 15 C of charge, 45 J of energy is available, what is the voltage?
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?
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?
What type of flux is generally used the most in electronic soldering?
Piping material that is non-ferrous is most common in lower temperature services. Which of the answers below would best be classified as a "non-ferrous" material?
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?
If it were necessary to operate an 50-300 kPa valve actuator, but you had a 20-80 kPa control signal, the relay used would be?
From the information given in the diagram below, what is the total parallel resistance of the circuit?
(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 less that 50V circuits?
The volume of a sphere is calculated with which correct equation?
(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?
Which type of pilot valve has one supply connection and two output connections?
What is the pressure generated by a mass of 3 kg placed on a the top of a cylindrical piston with a 7 cm diameter filled with gas?
Tube fittings can be put into three general categories, each with distinct components. Which of the categories below includes a bite type fitting?
(310101c) There are many specialized applications for copper tube. Which of the copper tube colour code would be used in a refrigeration system?
What is the basic unit of matter?
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 0-14 meters. What is the transmitter output signal if the fluid level is at 8.65 meters?
(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?
Convert 0.625 to a fraction.
There are several methods to routing and protecting cable, tubing, and insulated impulse lines. Which of the answers below would be best used to support an in-line instrument?
In the fraction A/b, is A the denominator?
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.
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?
60% of 54 is what?
The Alberta AIT Board has many responsibilities. Which of the answers below represents the Boards main responsibility?
Before entering a container to work, your Journeyman asks for a gas test to be done. The foreman agrees and puts the sniffer close to the floor of the container. Of the following answers, which gas would he be testing for?
There are several terms that are related to electromagnetic cores. Which of the terms below would be correctly described as "when the magnetic flux alternates from the internal molecular structure reversals, the result is the heating of the core and wasted energy."
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?
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 relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 0 K?
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, fuse and an interlock?
In the figure below, R1= 10 ohms, R2=6 ohms, and R3=4 ohms, with the battery producing 40 V, what is the power absorbed by R2?
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?
If a closed tank is pressurized to 14 psig and the pressure gauge at the bottom of the tank reads 30 psig, what head (in meters) of a liquid with a R.D. of 0.87 is contained in the tank
(310105i) Any solid has inherent properties associated with it. Which of the properties below would be measured as a result of a tensile test on it??
State the number 236.478 x 10¹¹ using scientific notation and round the answers to three significant digits.
Which of the welding processes below would welding goggles be worn?
The prefix "Micro" can be expressed as?