A randomized 100 question test from a pool of 1236 questions, good luck!
"This type of breathing apparatus is designed to allow a reserve of air for 5-10 minutes." The answer below that this statement best describes is which one?
In the WHMIS system, "Oxidizing material" is represented by which hazard class? Choose from the following answers.
The construction of batteries effects their performance. Which of the answers below would be the result of adding plate area?
The properties of a gas are unique to its molecular make-up. Which of the terms below would best be defined as "the point at and above which vapor of the substance cannot be liquefied, no matter how much pressure is applied."?
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
When servicing or troubleshooting a valve there are several steps that must be completed. In controlling hazardous energy, verifying a physical lock or securing method is placed on all isolating devices, would be which of the steps below?
There are several key concepts to understand when dealing with pressure measurement. Which of the terms below would best be described as,"the measure of the intensity of the force imposed on this object by the local gravitational field"?
There are two different classification of magnets. Which of the items below would be considered a permanent magnet?
A pressure gauge at the bottom of a tank indicates a pressure of 7.9 psi. The relative density of the liquid is 0.87. What is the depth of the liquid in feet?
There are subgroups of fuel for fires need to burn. Which of those subgroups would LPGs belong?
In a simple circuit, if E=8 V and R=3 ohms, what is the current of the circuit?
From the information given in the diagram below, what is the total parallel resistance of the circuit?
From the information given in the diagram below, what is the current flowing on branch R1?
"Energy" is a calculated quantity. Which of the formulas below would be used to calculate work energy?
Determine the voltage V(ad) with R1=70k ohms, R2= 136k ohms and R3= 360K ohms, with a current of 0.754 mA
To move 100 C across two points. when the voltage is 15 V, how much energy is required?
Which of the terms below is best described by the statement, "Current flows from the positive terminal to the negative"?
Which of the terms below is measured in "Joules"
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?
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 conditions signals received or transmitted to a hazardous area
(310101c) Copper tube is the most used type of tubing in industry. What type of colour code would a Type DWV tube type typically have?
What is the pressure generated by a mass of 3 kg placed on a the top of a cylindrical piston with a 4 cm diameter filled with gas?
There are subgroups of fuel for fires need to burn. Which of those subgroups would NGLs belong?
Of the types of link and lever calibration methods below, which one requires a minimum of 4 adjustments?
When taking measurements, there are several terms that are commonly used. Which of the terms below is best described as the difference between the highest and lowest error values
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?
If it were necessary to control the process pressure upstream of the regulator, which device below would be required?
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?
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?
If, for every 15 C of charge, 45 J of energy is available, what is the voltage?
When an atom loses an electron, it is commonly referred to as which of the below?
Lifting a load with rigging is an involved and potentially dangerous task. When working with slings, which of the angles below is the commonly used safe lifting angle?
(310103f) Strain type gauges are commonly found in industry. Which of the arrangements below would be used to compensate for temperature effects?
"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?
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?
"Is done when a force that is applied to an object and moves that object." is a description of which mathematical term?
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?
(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?
If a closed tank is pressurized to 30 psig and the pressure gauge at the bottom of the tank reads 45 psig, what head (in meters) of a liquid with a R.D. of 0.45 is contained in the tank?
From the information given in the diagram below, what is the voltage drop over R4, if R1= 3 ohms, R2= 5 ohms, R3= 7 ohms, R4= 6 ohms and the battery produces 24 V?
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?
The volume of a sphere is calculated with which correct equation?
There are several terms that are related to electromagnetic cores. Which of the terms below would be correctly described as "a localized electric current induced in a conductor by a varying magnetic field."?
There are many different types of alloy steels, each with specific properties. Which of the elements below would have the effect of refining the grain of the steel to allow for greater resistance to corrosion and temperature extremes?
What is the pressure generated by a mass of 4 kg placed on a the top of a cylindrical piston with a 2 cm diameter filled with gas?
(310101c) When ordering a GP copper tubing size, it has to be precise. Which of the measurements below would be used for ordering copper tube?
"An angle that measures less than ninety degrees but more than zero degrees" is a description of which mathematical term?
In Unified National nomenclature what does the "UNC" represent in this bolt class- 1/2-12-UNC 4A
(310104b) There are several connection methods available for valve installation. Which of the connection methods below would be best suited to a valve that would require constant replacement?
If a tool increases from $43 to $76, what is the percentage increase?
What type of fire extinguisher can have a large tapered nozzle?
"2+(9+7)=(2+9)+7" is an example of which mathematical law?
There are numerous types and styles of valves in industry. Which of the additions to a scotch yoke valve allows for proportional positioning?
The result of a _______ actuator is installed with a ________ valve will be air-to-open
34.450 in engineering notion is what?
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 several key concepts to understand when dealing with pressure measurement. Which of the terms below can be best described as, "the ratio of the density of a substance to the density of water."?
An I/P transducer is a positioner.
(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 conductor type and use?
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.
What pressure does a column of liquid exert with a density of 48.9 lbs per cubic foot and a height of 6.5 feet
Calculate the normal force exerted by an object that has a mass of 6732 grams
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?
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?
In the SI system, the unit of force is?
14.696 psia is equal to?
(310105d) When dealing with displacement, there are two qualifiers used. Which of the answers below would be a quantity that is fully described by a numerical value alone?
A moment balance negative feedback system is a motion balance system?
What is the area of the cylinder that has a mass of 4 kg placed on it creating 98321 Pa of pressure?
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?
Covert 34.5 kPa to psi.
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?
"A quantity, such as mass, length, or speed, that is completely specified by its magnitude and has no direction." is a description of which mathematical term?
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?
(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?
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 displacement of the car?
Air and iron are the two types of electromagnetic cores. Choose from the answers below to explain why an air core is less preferable than an iron one.
There are two types of designations in Alberta for trades. Which of the answers below is the one condition that separates them?
From the information given in the diagram below, what is the current flowing on branch R2?
Of the valves below, which would be best for erosive service?
Chart recorders have a couple of specific applications. Which application below would best describe the charting of results from a flow rate across an orifice plate?
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 many different applications for copper tube. Which of those applications below would have the greatest internal operating pressure ratings?
Many electrical properties are a measured quantity, needing a unit of measurement. Which of the units below would be the correct unit of measurement for inductance?
The sliding Vernier calipers are a widely used measuring device. Which of the parts below best relates to "2"?
Which of the welding processes below would welding goggles be worn?
There are many different parts to a parallel circuit. Which of the answers below corresponds correctly with the number "5" in the picture below?
The sliding Vernier calipers are a widely used measuring device. Which of the parts below best relates to "6"?
The 3 key elements of the WHIMIS system are, worker education, labels and ________. Choose from the answers below to fill in the blank.
Before allowing power to a device, it may be required to neutralize it's environment. Which of the methods below would best be described as a consistent positive pressure within an enclosure?
What is the basic unit of matter?
What power of soldering station is used for electronic soldering?
When an atom gains an electron, it is commonly referred to as which of the below?
Which organization sets standards for boots and safety glasses in Canada?
There are many different parts to a parallel circuit. Which of the answers below corresponds correctly with the number "1" in the picture below?
1 kPa is equal to _____ psi
Of the terms below, what is "Power" measured in?
A mass of 7 kg is placed on top of a spring and that spring compresses 8 cm. What is it's spring rate?
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?
There are numerous steps to drilling with a power drill. Which answer below correctly identifies the size of the center punch mark in a piece to be drilled?