A randomized 100 question test from a pool of 1236 questions, good luck!
There are some troubleshooting issues that can arise while soldering. Which of the issues below would be best described as a heat transfer loss from the soldering tip?
(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 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 many different parts to a galvanically isolated barrier. Which of the components below limits the voltage in a short circuit condition?
There are two types of designations in Alberta for trades. Which of the answers below is the one condition that separates them?
"A pressure change occurring anywhere in a confined incompressible fluid is transmitted throughout the fluid," is a description of which principle?
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?
Faraday's law of induction states:
(310104b) Some valves require specialized components. Which of the components below would best be used to eliminate "end play".
There are several different notations on a length of pipe. Which of the notations below would have the thickest pipe wall?
"Any point on a circuit where two or more current flows meet or are split." is the best description of which of the terms below?
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 R?
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?
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.
Of the methods to render a container safe for hotwork, which of the following is the most common and most effective?
Solve for the hypotenuse.
Which of the laws below can be best described by the following statement, "The strength or intensity of an unvarying electric current is directly proportional to the electromotive force and inversely proportional to the resistance of the circuit"?
When making a span adjustment, what is the first adjustment made?
convert 56.7 psi to kPa.
(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?
(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 in line and one pipe connector?
Of the types of link and lever calibration methods below, which one requires only one type of adjustment?
Calculate 2 5/6 -1 3/4, and state answer as a proper or mixed fraction
(310102c) Resistors are commonly rated in 3 distinct ways. Which of the answers below would best relate a "resistance" rating?
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 vital components to a differential pressure unit in a chart recorder. Which of the components below would convey the movement of the drive arm to the range arm?
The result of a _______ actuator is installed with a ________ valve will be air-to-close
The point when increasing current will not increases magnetism in an electromagnet is call?
Which of the resistors below is best described by the following statement, "A variable resistor making use of three contacts whose resistance varies with an adjustment of a sliding contact."?
The radius of a circle is calculated with which correct equation?
(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?
Solve for x: (3)(5)+9=x
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 many different types of alloy steels, each with specific properties. Which of the elements below would have the effect of increasing hardness, but a reduction in ductility?
"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?
When taking measurements, there are several terms that are commonly used. Which of the terms below is best described as a refinement in a measurement?
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?
If a pressure change of 20 kPa to 90 kPa is to fully stroke a valve, what strength of spring must be used. The control valve has a stem travel of 5.5 cm and the effective area of the diaphragm is 0.065 m^2
The power source is 24V and the resistance is 8Ω what is the current of the circuit?
Under the Workers compensation act, are apprentices and learners entitled to compensation?
"A flow characteristic that provides maximum change in flow rate at initial valve stroke opening." is the best description of which of the terms below?
In the SI system, the unit for time is?
Hazardous locations in industry have been grouped for ease of understanding Which of the classes below is best described an area where gases or vapours are present sufficient quantity to produce explosive or ignitable mixtures.
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for corrosive material?
The relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 0 K?
"An adjustment that progressively increases or decreases reading over the scale, but does not change the base point" is the definition of which adjustment?
The use of process seals is required in some applications. Which one of the terms below is best described as a seal that has contacts the process?
When higher operating pressures are used, this type of actuator produces higher thrust than diaphragm actuators.
What is the name of the part of a drill bit that gets fitted into the drill spindle?
(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 conductor type and use?
State ⁴⁷⁸⁄₉₈ as a mixed fraction.
"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?
In this circuit R1= 4 ohms, R2= 5 ohms and R3=9 ohms with the battery producing 40V. What is the voltage drop at R1?
When dealing with pressure measurements, there are several vital terms that are used. Which of the terms below would best be described an interaction that causes an affected object to This results in an alteration to the state of the object's momentum?
When 20 C passes by a point in a wire in 12 seconds, what is the current in amperes?
"To cause the valve to open, an increase in pressure to the actuator is required" is the definition of?
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?
From the information given in the diagram below, what is the voltage across each resistor?
(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?
Isolating process lines with a physical barrier is one of the steps for safe field servicing of a control valve. Which of the blank types below would best be described a physical barrier at the open end of a process pipe?
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?
(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?
(310102c) Resistors have several construction methods. Which of the resistors below would make use of a glass core?
In the SI system, the unit for length is?
Ladders have specific designs for specific applications. Which of the answers below correctly identifies the ladder in the following picture?
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?
Of the adjustments below, which is the most common adjustment made?
A change in dielectric material in a capacitor, will change it's capacitance. Which of the dielectric materials below has the least capacitance?
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 letter "A" in the picture below?
Section 315(1), (2) and (3) covering guardrails can be found in which piece of legislation below?
Using the Pythagorean Theorem solves for which mathematical term?
A true force balance negative feedback system is a force balance system?
With the proper formula "Work" is a measurable quantity. Which answer below represents the part of that equation that is measured in "meters"?
The Alberta AIT Board has many responsibilities. Which of the answers below represents the Boards main responsibility?
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 rigging in general?
In this circuit R1= 4 ohms, R2= 5 ohms and R3=9 ohms with the battery producing 40V. What is the voltage drop over R3?
The two main functions of a negative feedback system are:
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?
There are many terms that are used with precise measurements. Which of the answers below is the term used when the answer to a problem has more significant digits that the measurements that have been recorded?
1 pound mass is equal to?
Solve for the missing angle.
"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 ISA has defined 3 types of installations for purge/pressurization for hazardous applications. Which of the types below would an enclosures classification be reduced from Class I, Zone 1 to a Class I, Zone 2?
(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 4 tubes together?
Determine the volume of a tank in meters cubed, with the dimensions of 2.56 m, by 4.36 m, by 1.30 m
When taping a blind that does not go through the metal, the proper steps to tap it are:
Convert 16.5 psi into kPa
Alloy steels are very common in industry. Which of the types of alloy steel would "Austenitic" piping be?
CSA approved head, eye, and foot protection is required for all workers. This is best legislated by which of the following acts?
There are subgroups of fuel for fires need to burn. Which of those subgroups would NGLs belong?
The law of electrical charges states that like charges attract one another, an unlike charges repel one another.
The sliding Vernier calipers are a widely used measuring device. Which of the parts below best relates to "3"?
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 statement, "Whatever is done to one side of an equation, can be done to the other side of the equation" is false.
(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?
There are several different ways to apply force to an actuator. Which one of the methods below would a vane actuator use for operation?
(310102m) There are numerous electrical terms relating to specific components. Which of the terms below relates best to the plotting of a capacitor that is alternately charging and discharging?
Chart recorders still have a place in industry for specific applications. Which of the applications below would be used to fulfill ABSA requirements?
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?