A randomized 100 question test from a pool of 1236 questions, good luck!
"Energy" is a calculated quantity. Which of the formulas below would be used to calculate work energy?
What is the name of the tool used to cut internal threads after drilling a hole?
"The longest side of a right triangle, opposite the right angle." is a definition of which right angle triangle mathematical term?
(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?
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?
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 as having a blind and a spacer together in one assembly?
There are many terms associated with "Energy". Which term below is correctly described as, "the energy of an object in motion"?
There are several methods to routing and protecting cable, tubing, and insulated impulse lines. Which of the methods below would be best to run tubing to location?
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?
The Si unit for measuring force is the Newton. Which of the answers below correctly states the proper formula to calculate this unit?
Occupational exposure limits have threshold limits. There are three of these threshold limits that are used, of the answers provided, which is not a value used?
When dealing with pressure measurements, there are several vital terms that are used. Which of the terms below would best be described as a measurement that compares the amount of matter an object has to compared its volume.
Of the adjustments below, which is the most common adjustment made?
The standard unit of conductance is which of the below?
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?
(310104d) Valve positioners provide several advantages over standard valves. Which of the advantages below would best relate to the addition or release of air from the actuator to achieve proper plug placement?
Ladders have specific designs for specific applications. Which of the answers below correctly identifies the ladder in the following picture?
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 R3?
The CEC has classified hazardous areas by a specific set of terms. Which of the answers below contains those terms in the correct order?
What are the two main systems of negative feedback?
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.
Factors affecting induced voltage include:
(310104d) Valve positioners provide several advantages over standard valves. Which of the advantages below would best relate to the flexibility of operating modes?
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 "SS" refer to?
The volume of a sphere is calculated with which correct equation?
Determine the voltage V(ab) with R1=70k ohms, R2= 100k ohms and R3= 360K ohms, with a current of 0.754 mA
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
(310102m) There are numerous electrical terms relating to specific components. Which of the terms below can be best described as the the process of expending the accumulated energy in a capacitor?
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?
There are numerous designs of batteries. Which of the batteries below would be generally considered to be the most able to discharge loads at high rates for an extended period of time?
What power of soldering station is used for electronic soldering?
(310101c) There are many specialized applications for copper tube. Which of the copper tube colour code would be used in a compressed air system?
The intensity of sound is measured in dBA. In the workplace the suggested dBA level for wearing hearing protection over an 8 hour day would be which of the 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 "The only method that avoids the propagation of combustion to the surrounding atmosphere by allowing the explosion to occur, but confining it to a well-defined area."?
"Is an area where no movement occurs with the actuators change in direction." describes which term?
"The range through which an input can be varied in reverse without initiating an observable response" is the best description of which term?
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?
Each one of the installations of purge/pressurization has its own requirements for internal equipment. Which of the installations below would be able to use equipment rated as Zone 2?
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 visual indicator only?
1 kPa is equal to _____ psi
What provides the seal on the valve stem to prevent leakage of the process?
"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?
The 3 key elements of the WHIMIS system are, worker education, labels and ________. Choose from the answers below to fill in the blank.
A 2000 kg train is traveling east with a speed of 25 km/h. Determine the mass of a truck travelling at 15 km/h would have to have to be travelling at the same momentum.
Convert 18.5 psi into inches W.C.
If, for every 10 C of charge, 40 J of energy is available, what is the voltage?
When 125 C passes by a point in a wire in 8 seconds, what is the current in amperes?
To perform an "Angularity" adjustment, the order of step(s) is/are?
State ⁴⁷⁸⁄₉₈ as a mixed fraction.
Convert ⁸⁄₁₉ to a decimal.
Chart recorders have some specialized applications in industry. Which of those applications would best make use of the multiple temperature inputs available?
There are many terms associated with "Energy". Which term below is correctly described as, "is energy stored in a spring."?
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 1000 hours a year?
(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) 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?
There are several types of measuring elements used in industry. Which of the answers below is best represented by the picture below?
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 largest diameter of the thread?
Determine the voltage V(ac) with R1=70k ohms, R2= 136k ohms and R3= 360K ohms, with a current of 0.754 mA
(310105d) Scalar quantities are all a measurable amounts. Which of the answers below would "Work" use as it's unit of measurement?
The main function of a valve positioner is which of the below?
To alter the pressure setting on a regulator what element would you adjust?
"A valve that has a low pressure drop at high flow rates.", is the best description of which of the terms below?
A battery has a rating of 80Ah, this means it can supply
(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?
"A way of concisely showing the relationship between two quantities." is a description of which mathematical term?
"An adjustment that, without affecting the base point, changes the shape of the curve" is the definition of which adjustment?
(310103d) Regulators deal with a consistent pressure reduction. Which category of regulator is pictured below?
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?
If a pressure change of 20 kPa to 100 kPa is to fully stroke a valve, what strength of spring must be used. The control valve has a stem travel of 3.5 cm and the effective area of the diaphragm is 0.05 m^2
Using the Pythagorean Theorem solves for which mathematical term?
Matter that is composed of more than one type of atom is called?
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?
Electrostatic generation can be happen in many conditions. Which of the answers below would correctly identify one of those conditions?
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?
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?
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
(310103d) There are several essential components to a pressure regulator. Which of the components below would be used as a measuring element?
Isolate for"h" in the following equation y=(h-t)/r
There are several varieties of manufactured resistors. Which of the answers below is generally regarded as the most common resistor?
In a simple circuit, if I= 2 A and R=3 ohms, what is the voltage drop over the resistor of the circuit?
There are several different committees in the Alberta apprenticeship system. Which of the committees below would be directly responsible for determining the equivalency of training done outside Alberta?
"Control devices that use the fluid medium that they control to obtain their energy" is a description of what?
To move 50 C across two points. when the voltage is 5 V, how much energy is required?
If a tool increases from $43 to $76, what is the percentage increase?
Isolate for "v" in the following equation: d=vt
Loss of pressure is a by product of several factors in a piping system. If the length of a straight section of pipe was shortened by half, which of the answers below would be the result?
In a simple circuit, if E=6 V and R=5 ohms, what is the current of the circuit?
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?
What does the term "Cv" represent in calculating pressure drop?
convert 4 ⁴⁄₁₁ to an improper fraction.
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 non-hazardous?
65% of 765 is equal to?
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 workers?
There are several equations related to magnetism. Which of the terms below is represented by the equation "B=ᶲ⁄ₐ"?
There are several varieties of manufactured resistors. Which of the answers below is constructed with a ceramic core?
(310103f) Strain type gauges are commonly found in industry. Which of the strain gauges below is the most accurate?
There are a number of factors determining the resistance to current of a material. Which one of the terms below would be best described as "The amount of opportunities for the atoms of the conductor to affect current flow per linear unit"
There are subgroups of fuel for fires need to burn. Which of those subgroups would LPGs belong?
The ratio 3.4:2.5 equal to?