A randomized 100 question test from a pool of 1236 questions, good luck!
There are several different ways to apply force to an actuator. Which one of the methods below would use a solenoid for operation?
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?
State the number 0.004675 using scientific notation and round the answers to three significant digits.
There are several different ways to apply force to an actuator. Which one of the methods below would have the highest pressure transmission rate during operation?
"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?
Some enclosures have removable coverings to allow maintenance work. Which of the enclosures below would have a square cover?
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.
(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 offset and one pipe connector?
In Unified National nomenclature what does the "1/2" represent in this bolt class- 1/2-12-UNC 3A
In industry, electrostatic hazards are very important to understand. Which of the answers below correctly identifies an work station that has an anti-static mat on it?
The result of a _______ actuator is installed with a ________ valve will be air-to-open
There are several different types of drills tools used in industry. Which of the drills below would be best used for exacting work, hole no bigger than a ½" in diameter?
If a tool increases from $43 to $76, what is the percentage increase?
"Any quantity with both a magnitude and a direction, such as velocity." is a description of which mathematical term?
A battery has a rating of 80Ah, this means it can supply
In a simple circuit, if I= 4 A and R=2 ohms, what is the voltage drop over the resistor of the circuit?
(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 distance traveled divided by the time elapsed to reach final position." is the description of which mathematical term?
There are several different types of layout tools used in industry. Which of the tools below best represents the following picture?
What type of flux is generally used the most in electronic soldering?
There are many different parts to a parallel circuit. Which of the answers below corresponds correctly with the number "4" in the picture below?
Many electrical properties have specific symbols attached to them. Which of the symbols below would be the correct for inductance?
Using the Pythagorean Theorem solves for which mathematical term?
What is the area of a semi-circle with a diameter of 2.45m?
There are many terms associated with "Energy". Which term below is correctly described as, "is energy stored in a spring."?
(310102c) Resistors have several construction methods. Which of the resistors below would make use of a binder?
What is the SI unit of pressure?
Chart recorders have some specialized applications in industry. Which of those applications would best make use of the multiple temperature inputs available?
(310101c) Tubing wall thickness has 3 ways of being measured. Which of the answers below is the most common of those methods?
Express ³²⁄₄₄ as a percent.
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 "A electrical and thermal energy limiting method brings both normal operation and fault conditions to safe levels."?
Tube fittings can be put into three general categories, each with distinct components. Which of the categories below includes a bite type fitting?
"A proportion of a whole expressed as a number between 0 and 100 rather than as a fraction."
From the information given in the diagram below, what is the current flowing on branch R1?
A fire is burning in a pile of weathered, oily blankets. Which of the following extinguishers should you use to fight this fire?
Solve for the missing angle.
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 elevators used by the public?
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 "C" in the picture below?
"The removal of lead sulfate crystals, which reduces the effectiveness of lead-acid, sealed AGM or flooded (wet cell-filler caps) batteries." is the best definition of which of the terms below?
If a battery has a rating of 90 Ah, theoretically it could provide 4.5 A for how long?
The CEC generates a hazardous area result by investigating the contents of the area. Which of the designations below is based on an explosive atmospheres duration and frequency of occurrence?
Calculate the force in pounds which will be developed when a liquid pressure of 76 lbs/in² is applied to an area of 54 in².
A change in dielectric material in a capacitor, will change it's capacitance. Which of the dielectric materials below has the greatest capacitance?
(310105d) Scalar quantities are all a measurable amounts. Which of the answers below would "Power" use as it's unit of measurement?
Hazardous locations in industry have been grouped for ease of understanding Which of the classes below is best described an area with easily ignitable fibers or flyings, but the concentration of these fibers or flyings are not in quantities that would produce ignitable mixtures?
"A characteristic where flow capacity increases linearly with valve travel. Flow is directly proportional to valve travel." is the best description of which of the terms below?
Determine x if 5:16=x:128.
The CEC generates a gas grouping based on the potential combustion, and results of combustion of each type. Which of the groups below would Hydrogen belong to?
In the WHMIS system, "Flammable and combustible material" is represented by which hazard class? Choose from the following answers.
The law of electrical charges states that like charges attract one another, an unlike charges repel one another.
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?
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?
(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??
Use the answers below to fill in the blanks of the following sentence. "The _____ of the plates in a capacitor is _______ to it's capacitance."
Material safety data sheets are required to be accompany all controlled substances from the supplier. There are _______ that make up these sheets, providing more detail than the label. Use the answers below to fill in the blank
Tube fittings can be put into three general categories, each with distinct components. Which of the categories below requires a flared tube end, nut and sleeve?
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
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?
(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 "R"?
With the proper formula "Work" is a measurable quantity. Which answer below represents the "displacement" part of that equation?
(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?
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 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?
A multi-wheel cutter is used when
Of the terms below, what is "Work" measured in?
(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?
(310101c) Copper tube is the most used type of tubing in industry. What type of colour code would a Type ACR tube type typically have?
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."?
With a direct acting actuator, as air pressure increases:
An extraction hood attached to a system of flexible ductwork would be an example of which of the answers below? Use the options below to choose the best answer.
There are many different parts to a parallel circuit. Which of the answers below corresponds correctly with the number "3" in the picture below?
The prefix "Mega" can be expressed as?
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?
The sliding Vernier calipers are a widely used measuring device. Which of the parts below best relates to "4"?
Circular chart recorders have several specific accessories. Which of the answers below would best describe the accessory that allows the additional measurement of differential and static pressures?
A 100V power supply is outputting 2A, what size of resistor is in the circuit?
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 fluid level if the transmitter signal is 35 kPa
"To cause the valve to close, an increase in air pressure to the actuator is required" is the definition of?
Good trade practice is a 4:1 ratio when using an extension ladder. From which piece of legislation does the practice originate from?
The sliding Vernier calipers are a widely used measuring device. Which of the parts below best relates to "7"?
(310104b) Valves are a piece of equipment that needs to be replaced over time. Before removing,or servicing, an high pressure in-line valve, which of the procedures is the worker also responsible for?
The Alberta AIT Board has many responsibilities. Which of the answers below represents the Boards main responsibility?
Use the answers below to correctly fill in the blanks. "Resistance of a conductor is________ to it's ______."
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 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?
Tubing has many distinctive applications in industry. Which of the associations below provides the standards commonly used for tubing in instrumentation?
There are many terms that are used with precise measurements. In the measurement 65.34 cm +/- 0.7 cm, which of the terms below is represented by the "+/- 0.7 cm"
There are 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
If a closed tank is pressurized to 16 psig and the pressure gauge at the bottom of the tank reads 31 psig, what head (in meters) of a liquid with a R.D. of 0.37 is contained in the tank
"The tube straightening out is a direct result of the pressure acting inside the tube" is the principle of operation of which pressure to force converter?
(310104b) There are many different valves to be used for different processes. Which of the valve types below would be considered self-cleaning?
In what kind of circuit would all of the applied voltage appear across an open circuit?
"The characteristic published by the manufacturer, based on tests performed in a closed system ensuring consistent flow behavior before installation." is the best description of which of the following terms?
If, for every 10 C of charge, 40 J of energy is available, what is the voltage?
(310102c) Manufactured resistors have two broad categories. Which of the resistors below would be considered as a fixed resistor?
The power source is 24V and the resistance is 8Ω what is the current of the circuit?
With the proper formula "Work" is a measurable quantity. Which answer below represents the part of that equation that is measured in "meters"?
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.
Calculate the gain when a change from 0.5 psig to 1.35 psig in nozzle backpressure and a change from 3 psig to 12 psig in the relay output occurs.
"Changes in temperature of a gas or object with no change in phase." is a description of which physics term?