A randomized 100 question test from a pool of 1236 questions, good luck!
Air and iron are the two types of electromagnetic cores. Choose from the answers below to explain why an iron core is more preferable than an air one.
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?
A car traveling west has an initial speed of zero, and accelerates at a rate of 4 m/s² for 6 seconds. What is the final velocity of the car?
(310104a) The valve body contains some of the vital components in a valve. Which of the components below would be responsible for a valves flow characteristic?
The sliding Vernier calipers are a widely used measuring device. Which of the parts below best relates to "1"?
Two pieces of eye protection should be used together when grinding or chipping. Choose the best answer from the selection below.
(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?
(310101c) Although soldered fittings for tube can be used on pressure and DWV applications, there are some differences between the fittings. Which of the answers below describes one of the major differences that the DWV fittings have when compared to pressure fittings??
65% of 765 is equal to?
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?
A mass of 6 kg is placed on top of a spring and that spring compresses 5 cm. What is it's spring rate?
(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 version of mathematical notation in which the exponent of base ten must be divisible by three" is a definition of what?
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?
The power source is 24V and the resistance is 8Ω what is the current of the circuit?
"Is not designed for continuous occupancy, and has limited or restricted means for entry or exit." This statement best describes which of the following terms?
There are several different ways to apply force to an actuator. Which one of the methods below would use a diaphragm for operation?
State the number 45.7258 x 10¹¹ using engineering notation and round the answers to three significant digits.
(310101c) There are several categories for connecting tubing. Which of the methods below is never used as a tubing connection method?
Which are the two major categories of pressure regulators?
There are 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
Ozone, carbon monoxide, hydrogen chloride and phosgene are all gases that can be created by different types of welding. Of the answers below, choose the best one that they all have in common.
From the following answers, choose the best one that represents the radiant energy hazard produced by Non-destructive testing.
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?
If a battery has a rating of 75 Ah, theoretically it could provide 6.8 A for how long?
"Control devices that use the fluid medium that they control to obtain their energy" is a description of what?
The relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 212 °F?
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?
Both °F and °C are used in industry currently. Which of the answers below correctly identifies 257 °F in °C?
If side "A" is equal to 45mm and side "B" is equal to 76mm, solve for side "C".
Ladders have specific designs for specific applications. Which of the answers below correctly identifies the ladder in the following picture?
(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?
Which term can be defined as the pressure at any point in an atmosphere due solely to the weight of atmospheric gases above the point concerned
There are several terms which relate to charging of a capacitor. Which of the terms below would apply to the voltage when the capacitor gets to 5τ?
There are 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
When allowing power to flow to a device, purging may be required beforehand. Which of the answers below best represents the complete volumes of air with positive pressure?
Bourdon measuring elements have tubes that are classified into three broad categories. Which of the tube types below would be used in applications having 75 MPag??
Solve for the missing side.
In the WHMIS system, "Flammable and combustible material" is represented by which hazard class? Choose from the following answers.
How many coulombs of charge pass though a given point in 1 second, if the current is 16mA
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?
(310104a) The valve body contains some of the vital components in a valve. Which of the components below would be responsible for the alignment for the path of travel of the valve plug?
There are two different ways of identifying general purpose tube. If you see "⅜ in-SS-0.036" printed on the outside of the tube, what would the "0.036" refer to?
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
"Having only magnitude, not direction, such as distance", is a description of which mathematical term?
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?
State the number 789342.61 using decimal notation and round the answers to three significant digits.
Some enclosures have removable coverings to allow maintenance work. Which of the enclosures below would have a square cover?
(310102c) Resistors are commonly rated in 3 distinct ways. Which of the answers below would best relate a "resistance" rating?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for infectious biohazardous material?
"The relationship between valve position and flow in the in an operational process system.", is the best description of which term below?
A welder has set up a temporary fab area in a c-can. He has put 2 portable fans, one in the front and one in the back, in the c-can for ventilation. Based on the information provided, which type of ventilation is he using? Use the terms provided to choose the best answer.
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?
"2+(9+7)=(2+9)+7" is an example of which mathematical law?
There are 3 major components to a zener intrinsically safe barrier. Which of the answers below would be best describe the component that limits the voltage delivered to the field device?
To preform a "Span" adjustment the order of the step(s) is/are?
When taping a blind that does not go through the metal, the proper steps to tap it are:
The prefix "Milli" can be expressed as?
Although there are numerous type of batteries, they all share a common construction. Which of the answers below contains all the required parts of a battery?
The ability of a material to concentrate magnetic lines of force within a material is called?
The circumference of a circle is calculated with which correct equation?
(310105d) The displacement of an applied force is a measurable quantity. Which of the terms below would be equal to "J" as a of measurement?
14.696 psia is equal to?
In Unified National nomenclature what does the "12" represent in this bolt class- 1/2-12-UNC 2B
The relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 0 R?
There are several terms used when describing circuitry or equipment on hazardous locations. Which of the terms below would be best described as equipment or circuits that are tested under fault situations?
"The quantifiable change in position of an object, including how far the object travels and in what direction, before achieving it's final position." is the description of which mathematical term?
Which type of actuators are widely used where a large amount of mechanical travel is necessary?
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).
There are many different types of alloy steels, each with specific properties. Which of the elements below would have the effect of improving the resistance to metal fatigue and facturing?
To move 75 C across two points. when the voltage is 10 V, how much energy is required?
There are 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
(310103f) Strain type gauges are commonly found in industry. Which of the gauges below is known to be non-linear?
What is the pressure generated by a mass of 2 kg placed on a the top of a cylindrical piston with a 2 cm diameter filled with gas?
The result of a _______ actuator is installed with a ________ valve will be normally closed, fail open
For every gas law there is a corresponding equation. Which of the gas laws below is represented by the equation "P₁V₁T₂=P₂V₂T₁"?
(650101a) There are three main sections in the occupational health and safety legislation in Alberta. Which of the sections below best relates to the minimum safety standards set for employers?
"Having only magnitude, not direction, such as mass", is a description of which mathematical term?
The law of electrical charges states that unlike charges attract one another and like charges repel one another.
To solder a joint, there are steps that need to be followed to succeed. Which of the steps below would involve ensuring contamination free parts and soldering tip?
Most electrical properties have an equation linked to them. In the equation L= (N²μA)÷ƪ, which of the answers below does the "μ" represent?
If a battery has a rating of 120 Ah, theoretically it could provide 12 A for how long?
(310102c) Manufactured resistors have two broad categories. Which of the resistors below would be considered as a fixed resistor?
Valves require several different styles of physical lock out device. Which of the styles below correctly identifies the device in the following picture?
(310102c) Resistors are commonly rated in 3 distinct ways. Which of the answers below would best relate a "resistance" rating?
Give the absolute pressure in a vessel given a vacuum gauge reading of 5.3 inches of Hg and a local barometric reading of 43.5 inches of Hg.
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?
There are two very common types of metric vernier calipers. If the caliper that you are using has 1mm graduations on the beam, which of the answers below represents the graduations required on the Vernier scale?
Modification of certain safety enclosures by mechanical means is allowed in certain conditions. Which of the answers below would describe the conditions is required for modification to a flame-proof enclosure?
To alter the pressure setting on a regulator what element would you adjust?
There are a number of steps to calibrating a two pen chart recorder. Which of the steps below would the pen pressure adjustment/verification be?
If there was a need to provide a regulated output pressure with no distrubances from varying inlet and downstream pressures, which of the devices below would be used?
ESD is a major issue for the failure of electrical components. Which of the answers below would best represent the minimum discharge voltage that could damage electrical equipment?
A mass of 5 kg is placed on top of a spring and that spring compresses 5 cm. What is it's spring rate?
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
What is the main purpose of valve positioners?
(650101a) There are three main sections in the occupational health and safety legislation in Alberta. Which of the sections below best relates to the workers rights and responsibilities?
Within the umbrella of intrinsically safe loops, there are several sub-categories and classifications. Which of the terms below would best be describe a field device that has a minimum of 1.3 volts it can develop or contain?
(310104d) There are several features available on valve positioners in industry today. Which of the features below can be best described as one that uses negative feedback in it's operation?
Determine the volume of a tank in meters cubed, with the dimensions of 2.56 m, by 4.36 m, by 1.30 m