A randomized 100 question test from a pool of 1236 questions, good luck!
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
In the WHMIS system, "Infectious materials" is represented by which hazard class? Choose from the following answers.
When dealing with welding gases and fumes, it is a good practice to limit your exposure to them. The first option to reduce exposure to these fumes and gases is to weld in which of the following locations?
"Energy" is a calculated quantity. Which of the formulas below would be used to calculate work energy?
In this circuit R1= 4 ohms, R2= 5 ohms and R3=9 ohms with the battery producing 40V. what is the voltage drop over R2
The area of a circle is calculated with which correct equation?
(310102c) Resistors have several construction methods. Which of the resistors below would have the capacity to change its resistance value?
What is the absolute pressure of a vessel given a barometric pressure of 78 kPa and a gauge reading of 90 kPa
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?
All pipe in a piping system can be grouped into two categories. Which of the answers below best represents those categories?
The use of process seals is required in some applications. Which one of the terms below is best described as a seal that has contacts the process?
Covert 6 ¹¹⁄₁₃ to an improper fraction.
(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??
Calculate the gain when a change from 0.25 psig to 1.5 psig in nozzle backpressure and a change from 3 psig to 20 psig in the relay output occurs.
To keep your back healthy, there are several steps in lifting objects. Of the following, choose the one that would not apply.
There are several terms used when describing circuitry or equipment on hazardous locations. Which of the terms below would be best described as electrical/electronic circuitry that is incapable, under normal operating conditions, of causing ignition of a specified flammable gas-air, or vapor-air,mixture?
There are several types of purge/pressurization permits that are available. Which of the permits below would best be used when an enclosure needs do be reduced from a Class I, Zone 1 to a Class I, Zone 2?
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?
Most electrical properties have an equation linked to them. In the equation L= (N²μA)÷ƪ, which of the answers below does the "ƪ" represent?
What type of fire extinguisher can have a large tapered nozzle?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for compressed gases?
Loss of pressure is a by product of several factors in a piping system. If the length of a straight section of pipe was shortened by half, which of the answers below would be the result?
Alternating current is bi-directional.
Which of the terms below is measure in "watts"
"The ______ is divided between two series resistors in direct proportion to their resistance." The term that best fits to complete the sentence is which of the terms below?
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 decrease in resistive load?
When a pressure of 15 psi is applied to a diaphragm actuator with a diameter of 18 cm, what is the force in Newtons (N) that is created?
Determine the voltage V(cd) with R1=70k ohms, R2= 136k ohms and R3= 360K ohms, with a current of 0.754 mA
Solve for the missing side.
The prefix "Kilo" can be expressed as?
Gasses react to the increase or decrease of pressure in measurable ways. Which of the terms below describes the reaction of an enclosed gas to a pressure increase?
All objects have mass which is affected by gravity. Which of the answers below represents the USCS approximate value for acceleration due to gravity?
State ⁴⁷⁸⁄₉₈ as a mixed fraction.
The sliding Vernier calipers are a widely used measuring device. Which of the parts below best relates to "6"?
Section 315(1), (2) and (3) covering guardrails can be found in which piece of legislation below?
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?
(310103f) Strain type gauges are commonly found in industry. Which of the gauges below is known to be non-linear?
(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 suppliers?
The relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 0 R?
Convert the following quantities to the units asked for: 4572 cm to yards.
When an atom gains an electron, it is commonly referred to as which of the below?
A conductor is passed through a magnetic field and a voltage is induced, whose law is this?
Calculate the relative density for a fluid that has a density of 748 kg/m³
There are several broad categories of tubing applications. Which of the categories below would steel tube be most commonly used for?
Choose the answer below that has the words in order to correctly fill in the blanks. "A per unit volume of free electrons that is _______, offers ______ resistance to current"
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?
State the number 40.021 x 10⁻¹ using decimal notation and round the answers to three significant digits.
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."?
Under the Workers compensation act, are apprentices and learners entitled to compensation?
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 outside the magnet?
A battery has a rating of 80Ah, this means it can supply
Determine the voltage V(ad) with R1=70k ohms, R2= 136k ohms and R3= 360K ohms, with a current of 0.754 mA
(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 tube to tube?
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 smallest diameter of the thread?
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
(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?
From the information given in the diagram below, what is the total resistance if R1= 3 ohms, R2= 5 ohms, R3= 7 ohms, R4= 6 ohms and the battery produces 24 V?
"The longest side of a right triangle, opposite the right angle." is a definition of which right angle triangle mathematical term?
There are several vital components to a differential pressure unit in a chart recorder. Which of the components below would be adjusted for any slight angularity issues?
What is the pressure generated by a mass of 3 kg placed on a the top of a cylindrical piston with a 6 cm diameter filled with gas?
Each one of the installations of purge/pressurization has its own requirements for internal equipment. Which of the installations below would be able to use equipment rated as Zone 2?
To move 175 C across two points. when the voltage is 30 V, how much energy is required?
(310104d) Valve positioners provide several advantages over standard valves. Which of the advantages below would best relate to the addition or release of air from the actuator to achieve proper plug placement?
When servicing or troubleshooting a valve there are several steps that must be completed. In controlling hazardous energy, verifying energy sources in work area are without power, would be which of the steps below?
A moment balance negative feedback system is a force balance system?
Burns have a classification by degree. If you have a surface burn, it would be considered which of the following?
1 mechanical, or imperial, horsepower is equal to which of the below?
Convert ¹⁸⁄₅ to a decimal.
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?
Piping material that is non-ferrous is most common in lower temperature services. Which of the answers below would best be classified as a "non-ferrous" material?
(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?
Alloy steels are very common in industry. Which of the types of alloy steel would "Martensitic" piping be?
The trigonometric ratio of cosine is calculated with which mathematical equation?
Which of the laws below can be best described by the following statement, "The strength or intensity of an unvarying electric current is directly proportional to the electromotive force and inversely proportional to the resistance of the circuit"?
(650101a) There are three main sections in the occupational health and safety legislation in Alberta. Which of the sections below best relates to the detailing of employer obligations that must be fulfilled?
The CEC generates a dust grouping based on the potential combustion, and results of combustion of each type. Which of the groups below would metallic, hazardous dust belong to?
How many coulombs of charge pass though a given point in 1 second, if the current is 16mA
There are many different parts to a parallel circuit. Which of the answers below corresponds correctly with the number "1" in the picture below?
"Is the rate of doing work, it is the amount of energy consumed per unit time", is the description of which mathematical term?
A true force balance negative feedback system is a motion balance system?
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.
(310103d) There are several different designs of regulator. Which of the elements below are you affecting when you adjust spring compression?
CSA approved head, eye, and foot protection is required for all workers. This is best legislated by which of the following acts?
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?
(310101c) There are a wide variety of tubing fitting types. Which of the fittings below would best be used when terminating tube connections?
(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 Class 2 power circuits that are considered low energy?
Bourdon measuring elements have tubes that are classified into three broad categories. which of the tube types below would be the most sensitive to pressure changes?
"Is the side across from a given angle of significance." is the description of which right angle triangle mathematical term?
There are several methods to routing and protecting cable, tubing, and insulated impulse lines. Which of the answers below would be best describe a major difference between metal conduit and cable tray?
There are several components to a properly soldered joint. Which of the components below would be used during soldering to remove the oxide layer?
A _________ has the air connection usually under of the diaphragm.
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 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?
From the information given in the diagram below, what is the current flowing on branch R1?
The types of tube available in industry are somewhat application specific. Which of the tube types would be best suited for a corrosive process?
A 2000 kg train is traveling east with a speed of 25 km/h. Determine the mass of a truck travelling at 15 km/h would have to have to be travelling at the same momentum.
Faraday's law of induction states:
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 visual indicator only?
Absolute and relative temperature scales each have their [own names for Imperial and SI scales. Which of the answers below correctly identifies the SI absolute temperature scale?
There is a measured rate of capacitor charging. Which of the terms below best relates to this concept?