A randomized 100 question test from a pool of 1236 questions, good luck!
What is the pressure generated by a mass of 5 kg placed on a the top of a cylindrical piston with a 2 cm diameter filled with gas?
The 3 key elements of the WHIMIS system are, material safety data sheets, labels and ________. Choose from the answers below to fill in the blank.
(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?
If you have 40 hammers and 50 chisels, what is your ratio of hammers to chisels?
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"
State the number 0.05634 x 10⁻¹³ using scientific notation and round the answers to three significant digits.
There are 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
(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 grounding circuits that are isolated?
One coulomb is equal to how many electrons?
There are several advantages and limitations to installing a zener barrier as an intrinsically safe barrier. Which one of the answers below can be considered an advantage of this style of barrier?
"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?
"Energy" is a calculated quantity. Which of the formulas below would be used to calculate work energy?
What is the SI unit of force?
Calculate the relative density for a fluid that has a density of 748 kg/m³
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?
There are several equations related to magnetism. Which of the terms below is represented by the equation "B=ᶲ⁄ₐ"?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for poisonous material with other toxic effects?
(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?
"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?
With the proper formula "Work" is a measurable quantity. Which answer below represents the "displacement" part of that equation?
"2+(9+7)=(2+9)+7" is an example of which mathematical law?
A change in dielectric material in a capacitor, will change it's capacitance. Which of the dielectric materials below has the least capacitance?
A vacuum gauge indicates a pressure of 15" Hg. What will the pressure be , in kPaa, if the atmospheric pressure is 13.9 psia?
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 transmitter output signal if the fluid level is at 8.65 meters?
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?
(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"?
State the number 236.478 x 10¹¹ using scientific notation and round the answers to three significant digits.
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?
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?
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?
Solve for the hypotenuse.
(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 signal circuits that are considered Class 1?
In the WHMIS system, the two types of labels that are the most commonly used are? Use the answers provided.
"Having only magnitude, not direction, such as mass", is a description of which mathematical term?
A mass of 7 kg is placed on top of a spring and that spring compresses 6 cm. What is it's spring rate?
"A proportion of a whole expressed as a number between 0 and 100 rather than as a fraction."
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."?
(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?
What are the three main elements of a regulator?
(310104b)There are many different valves to be used for different processes. Which of the valves below would best be used in a high pressure process?
Purging is an effective means of reducing the potential hazards of an enclosure. Which of the answers below best describes the type of pressure produced in the enclosure by purging?
Convert 16.5 psi into kPa
If the total error is 1.3 and the dead band error is 0.7, what is the hysteresis value?
(310102m) The relationship between resistors, capacitors and time intervals is an interdependent one. Which of the answers below would be the reaction of a capacitor if you replaced a resistor with a larger one in a simple circuit?
There are many different parts to a parallel circuit. Which of the answers below corresponds correctly with the number "1" in the picture below?
What is the area of a semi-circle with a diameter of 2.45m?
Most electrical properties have an equation linked to them. In the equation L= (N²μA)÷ƪ, which of the answers below does the "N" represent?
Labels are an important piece of the WHIMS structure. Which of the labels below would be used when damage occurs to the original supplier label?
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?
What is the pressure generated by a mass of 2 kg placed on a the top of a cylindrical piston with a 5 cm diameter filled with gas?
Electrical conduit is used to protect the cables running to the instruments. Which of the types of conduit below would be used in a corrosive atmosphere?
(310102c) Resistors have several construction methods. Which of the resistors below would have the capacity to change its resistance value?
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 many different applications for copper tube. Which of those applications below would have the greatest internal operating pressure ratings?
What is the area of a rectangles with sides measuring 15.5 cm, and 12.6 cm?
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?
A mass of 5 kg is placed on top of a spring and that spring compresses 5 cm. What is it's spring rate?
Convert the following quantities to the units asked for: 4572 cm to yards.
Within the umbrella of intrinsically safe loops, there are several sub-categories and classifications. Which of the terms below would best be describe a barrier that blocks any excess voltage from gaining access to a hazardous area?
Many electrical properties have specific symbols attached to them. Which of the symbols below would be the correct for inductance?
Magnetism has several terms that must be understood. Which of the terms below would best be defined as the number of magnetic lines of flux that pass through a certain point on a surface?
What provides the seal on the valve stem to prevent leakage of the process?
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?
There are many different parts to a parallel circuit. Which of the answers below corresponds correctly with the number "2" in the picture below?
There are two types of designations in Alberta for trades. Which of the answers below is the one condition that separates them?
A mass of 6 kg is placed on top of a spring and that spring compresses 8 cm. What is it's spring rate?
The relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 0 K?
To keep your back healthy, there are several steps in lifting objects. Of the following, choose the one that would not apply.
When dealing with pressure measurements, there are several vital terms that are used. Which of the terms below would best be described as a measure of how much matter is in an object?
Covert 3 ⅘ to an improper fraction
8 coulomb of charge requires how many electrons?
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?
Tubing has many distinctive applications in industry. Which of the associations below provides the standards commonly used for tubing in instrumentation?
(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??
The methods to mount an instrument are as varied as the instruments themselves. Which of the mounting methods below would capillary or impulse line to the instrument be used?
To solder a joint, there are steps that need to be followed to succeed. Which of the steps below would involve coating the iron tip with a small amount of solder?
(310105d) The displacement of an applied force is a measurable quantity. Which of the terms below would be use "J" as it's unit of measurement?
There are several terms that are used to describe the features of a particular thread type. Which of the answers below would best describe the "³⁄₁₆" in the bolt designation ³⁄₁₆-12 UNF x 6?
(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 signal circuits that are considered Class 2?
There are several varieties of manufactured resistors. Which of the answers below is constructed with a ceramic core?
(310103d) There are several different designs of regulator. Which of the elements below are you affecting when you adjust spring compression?
(310101c) Copper tube is the most used type of tubing in industry. What type of colour code would a Type L tube type typically have?
In the contract of apprenticeship, there are several responsibilities that all parties have. Which of the parties below would have the responsibility to complete acceptance and release cards are properly filled out and submitted to the proper authority?
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 a simple circuit, if E=6 V and R=5 ohms, what is the current of the circuit?
Which of the terms below is best described by the following statement, "Defines the direction of current flow in an electrical circuit."?
"If an object A exerts a force on object B, then object B must exert a force of equal magnitude and opposite direction back on object A" is a description of which one of Newton's laws?
(310102m) There are numerous electrical devices in a circuit. Which of the devices below can be best described as a passive two-terminal component used to store and release electrical energy?
The CEC generates a hazardous area result by investigating the contents of the area. Which of the designations below would be used based on the explosive characteristics of the material?
All objects have mass which is affected by gravity. Which of the answers below represents the SI approximate value for acceleration due to gravity?
(310102c) Resistors have several construction methods. Which of the resistors below would have the capacity to change its resistance value?
A "wheel and axle" is an example of which type of machine?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for oxidizing material?
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?
From the information given in the diagram below, what is the voltage across each resistor?
Reduce ⁹⁄₁₄ and state as a proper or mixed fraction.
(310101c) There are many specialized applications for copper tube. Which of the copper tube type would be used in a compressed air system?
In the SI system, the unit for time is?
State the number 789342.61 using decimal notation and round the answers to three significant digits.
"A triangle where one of its interior angles is 90 degrees." is a description of which mathematical term?