A randomized 100 question test from a pool of 1236 questions, good luck!
Both °F and °C are used in industry currently. Which of the answers below correctly identifies 145 °C to °F?
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?
An absolute presser gauge is giving a reading of 7.8 PSI(a). Convert this reading to PSI(g) assuming a local barometric pressure of 11.3 PSI(a).
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?
(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?
Which of the welding processes below would welding goggles be worn?
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?
Calculate the gain when a change from 0.85 psig to 2.0 psig in nozzle backpressure and a change from 3 psig to 18 psig in the relay output occurs.
In industry, electrostatic hazards are very important to understand. Which of the terms below is best described as a swift discharge of electric current between two objects with different charges and different numbers of electrons?
"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, "Compressed gas" is represented by which hazard class? Choose from the following answers.
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 increase in resistive load?
From the information given in the diagram below, what is the current flowing on branch R1?
Isolate for"h" in the following equation y=(h-t)/r
In the fraction A/B. is B the numerator?
"The displacement divided by the total time to complete the change." is the description of which mathematical term?
How many coulombs of charge pass though a given point in 1 second, if the current is 18mA
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."
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."?
There are many different parts to a galvanically isolated barrier. Which of the components below limits the voltage in a short circuit condition?
The Alberta AIT Board has many responsibilities. Which of the answers below represents the Boards main responsibility?
(310105d) The amount of power an applied force uses is a measurable quantity. Which of the units below would be equal to 1 hp of power?
"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?
(310105i) In a common stress diagram, there are several points that are noted. Which of the points below would best be described as a change in shape of a material at low stress that is recoverable after the stress is removed?
(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?
Which of the terms below is measure in "watts"
Which type of valve is pictured below?
"Either of two angles that added together produce an angle of 90°" is a description of which mathematical term?
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?
there are numerous pieces of rigging equipment. Which of the answers below correctly identifies the item in the picture that follows?
"A hazard within the workplace that can harm the body without necessarily touching it. Vibration and noise are examples of this type of hazards." This statement best describes which of the following hazard groups?
(310102g) Energy can transition between various forms. Which of the terms below can be best described as the percentage of total energy input to a machine or equipment that is consumed in useful work and not wasted as useless heat?
There are numerous guidelines provided in section 18, appendix B, from the CEC. Which of the rules from that appendix would relate to ignition temperatures?
State ⁴⁷⁸⁄₉₈ as a mixed fraction.
There are may different trades and occupations within Alberta. Which of the answers below correctly identifies the number of Alberta designations?
The equation to calculate density is?
The time constant for a charging capacitor is a measurable quantity. Which of the answers below represents the correct formula to use for this calculation?
True force balance negative feedback system consists of:
Of the clothes to wear while cutting, welding or grinding, choose from the answers below the best material to have.
(310102c) Resistors have several construction methods. Which of the resistors below would have the capacity to change its resistance value?
The Si unit for measuring force is the Newton. Which of the answers below correctly states the proper formula to calculate this unit?
There are several different ways to apply force to an actuator. Which one of the methods below would use a solenoid for operation?
(310102m) The charging and discharging of a capacitor is a mathematical relationship. In the equation, τ=R x C, which of the answers below would best refer to the "C"?
There are 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
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?
(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 installation of cathodic protection?
(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 require constant replacement?
All objects have mass which is affected by gravity. Which of the answers below represents the USCS approximate value for acceleration due to gravity?
What is the gain if nozzle backpressure changes from 1.35 psig up to 2.5 psig, and the relay output changes from 4 psig to 17 psig?
To move 250 C across two points. when the voltage is 20 V, how much energy is required?
A change in dielectric material in a capacitor, will change it's capacitance. Which of the dielectric materials below has the greatest capacitance?
If tool crib attendant has 8 boxes of fittings, and one person takes 1 3/4 boxes, and another person takes 3 4/5 boxes, and another person brings back 2 1/4 boxes, how many boxes remain?
(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 several different notations on a length of pipe. Which of the notations below would have the smallest pipe ID?
There are numerous types and styles of valves in industry. Which of the actuators below best represents the following picture?
Most electrical properties have an equation linked to them. In the equation L= (N²μA)÷ƪ, which of the answers below does the "A" represent?
For every gas law there is a corresponding equation. Which of the gas laws below is represented by the equation "PV=ZnRT"?
Determine the voltage V(ad) with R1=70k ohms, R2= 136k ohms and R3= 360K ohms, with a current of 0.754 mA
There are several methods to routing and protecting cable, tubing, and insulated impulse lines. Which of the methods below would be best to run cable to location?
What is the main purpose of valve positioners?
Which pilot valve has two common supply connections, and two connections for output?
A _________ has the air connection usually above the diaphragm
A multi-wheel cutter is used when
"A proportion of a whole expressed as a number between 0 and 100 rather than as a 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.
If a closed tank is pressurized to 12 psig and the pressure gauge at the bottom of the tank reads 56 psig, what head (in meters) of a liquid with a R.D. of 0.75 is contained in the tank
(310105d) Scalar quantities are all a measurable amounts. Which of the answers below would "Work" use as it's unit of measurement?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for oxidizing material?
Circular chart recorders have several specific accessories. Which of the accessories below would use an ambient compensation capillary?
(310101c) There are several categories for connecting tubing. Which of the methods below is never used as a tubing connection method?
"This type of respirator has two different types that are available. These are continuous flow, and pressure demand respirators. " This statement best describes which of the following respirators?
From the information given in the diagram below, what is the total parallel resistance of the circuit?
"The distance around the outside edge of a two-dimensional shape." is the definition of which mathematical term?
Convert 175 psi to mmW.C. Barometer is 99.6 kPa(a)
"The quantity of motion of a moving body, measured as a product of its mass and velocity," is the description of which mathematical term?
There are subgroups of fuel for fires need to burn. Which of those subgroups would NGLs belong?
There are many terms for specific electrical components. Which of the components below is best described as a passive electronic component that stores energy in the form of an electrostatic field?
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?
"Is the side next to the angle of significance." is a description of which right angle triangle mathematical term?
There are several different ways to apply force to an actuator. Which one of the methods below would a scotch yoke actuator use for operation?
(310102n) Instrument enclosures are all built to a NEMA standard. Which of the standards below would a "hose test" pass be required?
What pressure in Kpa is required to produce a force of 17650 lbs. when applied to a diaphragm actuator with a radius of 5 inches?
In industry, there are several types of protection used to reduce the risk of explosion. Which of the methods of protection below would positively pressurized equipment be primary used?
To move 50 C across two points. when the voltage is 5 V, how much energy is required?
To perform a "Zero" adjustment the order of step(s) is/are?
The outermost shell of an atom is called the valence shell.
There are a number of steps to calibrating a two pen chart recorder. Which of the steps below would the pen arc adjustment/verification be?
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
(310101c) There are several different styles of flared and flareless fittings. Which of the styles below would commonly use a O-ring seal style fitting?
"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?
The relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 0 R?
When 150 C passes by a point in a wire in 6 seconds, what is the current in amperes?
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?
This pressure to force converter device is used in situations where space is limited?
Express 60% as a reduced fraction.
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?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for compressed gases?
The prefix "giga" can be expressed as?
Linear motion negative feedback system consists of:
"An electrical circuit that allows a current to travel along an unintended path with no or a very low electrical impedance." is the best description of which of the terms below?