A randomized 100 question test from a pool of 1236 questions, good luck!
The sliding Vernier calipers are a widely used measuring device. Which of the parts below best relates to "4"?
There are several terms that are used specifically with flammable gases and liquids. Which of the terms below is best described as the temperature at which a particular organic compound gives off sufficient vapor to ignite in air?
What is the purpose of the PTC switch in a lithium battery?
In a simple circuit, if E=6 V and R=5 ohms, what is the current of the circuit?
If a pressure change of 20 kPa to 80 kPa is to fully stroke a valve, what strength of spring must be used. The control valve has a stem travel of 2.7 cm and the effective area of the diaphragm is 0.08 m^2
The CEC generates a gas grouping based on the potential combustion, and results of combustion of each type. Which of the groups below would Acetylene belong to?
(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?
Copper tube is commonly available in two types of tempers. Which of the answers below best describes a tube that is slowly heated and cooled providing a soft flexible result?
Which valve is used for corrosive slurries?
What is the pressure generated by a mass of 2 kg placed on a the top of a cylindrical piston with a 3 cm diameter filled with gas?
There are some options when deciding to lower the classification of a hazardous atmosphere within an enclosure. Which of the methods below would be the best method for the removal of a hazardous gas?
To move 50 C across two points. when the voltage is 5 V, how much energy is required?
State the number 0.004675 using scientific notation and round the answers to three significant digits.
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for dangerously reactive material?
A capacitor discharges it's voltage at a specific rate. How many tau are required for a capacitor to expend 99% of it's original voltage?
There are a number of steps to calibrating a two pen chart recorder. Which of the steps below would assessing the pen arms and chart plate be?
Alloy steels are very common in industry. Which of the types of alloy steel would "Martensitic" piping be?
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?
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?
Density is a key component for measurement. Which of the formulas below represent the proper equation to find the density of an object?
A true force balance negative feedback system is a motion balance system?
What percentage of 35 is 21?
Solve the equation:(4)(5)+4
What are the three areas of WHMIS?
When 20 C passes by a point in a wire in 12 seconds, what is the current in amperes?
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?
There are two very common types of metric vernier calipers. Which of the answers below best represents the minimum accuracy of a metric Vernier caliper?
Which type of actuators are widely used where a large amount of mechanical travel is necessary?
(310104d) Control valves have a number of accessories that they can use for a variety of applications. Which of the answers below would be best reflect the common accessory for valve plug placement accuracy?
If it were necessary to operate an 50-300 kPa valve actuator, but you had a 20-80 kPa control signal, the relay used would be?
8 coulomb of charge requires how many electrons?
For every gas law there is a corresponding equation. Which of the gas laws below is represented by the equation "V₁T₂=V₂T₁"?
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?
Of the valves below, which would be best for erosive service?
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 0-12 meters. What is the transmitter output signal if the fluid level is at 8.65 meters?
For every gas law there is a corresponding equation. Which of the gas laws below developed with the addition of Avogadro's Gas Law?
Scaffolds use is daily occurrence at most job sites. Any scaffold that is constructed must be designed to handle _____ times the potential load placed on it. Use that answers below to correctly fill in the blank.
(310102n) Instrument enclosures are all built to a NEMA standard. Which of the standards below would generally not be used to protect current electronic instrumentation?
Both °F and °C are used in industry currently. Which of the answers below correctly identifies 257 °F in °C?
(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?
"A proportion of a whole expressed as a number between 0 and 100 rather than as a fraction."
(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?
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
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?
There are only a few parts to a capacitor. Which of the following terms best describes the insulator between two plates of a capacitor?
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 R1?
Worker education is the responsibility of the:
Solve for the missing side.
There are several different notations on a length of pipe. Which of the notations below would have the smallest pipe ID?
What is the term used to describe the total opposition to current flow in an AC circuit?
(310103f) There are several components used in measuring and controlling a process variable. Which one of the components below would be responsible for converting a measured PV into an output signal?
Absolute and relative temperature scales each have their [own names for Imperial and SI scales. Which of the answers below correctly identifies the Imperial absolute temperature scale?
There are several different ways to apply force to an actuator. Which one of the methods below would use a diaphragm for operation?
Which type of valve is pictured below?
(310105i) Any solid has inherent properties associated with it. Which of the terms below would best represent the final amount of stretch or elongation that the material undergoes during tensile testing?
Synthetic slings can be selected for a task specific application. Which of the sling property below would allow a nylon sling to be used in an explosive atmosphere?
(310104b) There are many different valves to be used for different processes. Which of the valve types below would be considered self-cleaning?
The standard unit of resistance is which of the below?
To alter the pressure setting on a regulator what element would you adjust?
There are numerous guidelines provided in section 18, appendix B, from the CEC. Which of the rules from that appendix would relate to certification markings
State the number 479.3 using engineering notation and round the answers to three significant digits.
In the SI system, the unit for time is?
The Si unit for measuring force is the Newton. Which of the answers below correctly states the proper formula to calculate this unit?
"pressure developed by a column of liquid" is the definition of which term
To move 100 C across two points. when the voltage is 15 V, how much energy is required?
In the figure below, R1= 10 ohms, R2=6 ohms, and R3=4 ohms, with the battery producing 40 V, what is Amperes of the circuit?
In the SI system, what is the fundamental hydrostatic pressure equation
Convert 0.500 to a fraction.
"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?
There are several types of soldering irons that are available in industry. Which type of soldering iron below would be used for speedy repairs where electrical power is restricted or unavailable?
In relation to hacksaws, "pitch" is referred to as?
Matter that is composed of more than one type of atom is called?
There are several different committees in the Alberta apprenticeship system. Which of the committees below would be directly responsible for resolving any disputes between employer and apprentice?
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 only?
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?
There are subgroups of fuel for fires need to burn. Which of those subgroups would NGLs belong?
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?
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?
In the WHMIS system, "Oxidizing material" is represented by which hazard class? Choose from the following answers.
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.
(310102m) A capacitor's voltage increases in a very predictable way. Which of the answers below represents the total time constant intervals required to achieve a full charge in a typical capacitor?
Of the types of link and lever calibration methods below, which one requires a minimum of two types of adjustments?
What is the pressure generated by a mass of 4 kg placed on a the top of a cylindrical piston with a 4 cm diameter filled with gas?
In a simple circuit, if E=4 V and R=2 ohms, what is the current of the circuit?
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?
(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?
A parallel circuit reacts in specific ways to the to an open circuit. Which of the answers below best describes the reaction of the total line current to an open circuit?
State the number 13487000 using scientific notation and round the answers to three significant digits.
With the proper formula, "Work" is a measurable quantity. Which answer below represents the "force that is applied" part of that equation?
(310101c) There are many specialized applications for copper tube. Which of the copper tube type would be used in a refrigeration system?
There are several equations related to magnetism. Which of the terms below is represented by the equation "Ꙡᵣ=μₘ/μₒ"?
What pressure does a column of liquid exert with a density of 56.7 lbs per cubic foot and a height of 54 inches
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
convert 56.7 psi to kPa.
A magnetic field is set up between the the two poles of a magnet. Which of the answers below would the represent the flow direction inside the magnet?
There are 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
Faraday's law of induction states:
Ohm's law states that:
There are several terms which relate to charging of a capacitor. Which of the terms below would apply to the period when the capacitor gets to 5τ?
State the number 4.785 x 10 ⁻⁵ using decimal notation and round the answers to three significant digits.