A randomized 100 question test from a pool of 1236 questions, good luck!
In the WHMIS system, "Corrosive materials" is represented by which hazard class? Choose from the following answers.
Convert the following quantities to the units asked for: 4572 cm to yards.
To alter the pressure setting on a regulator what element would you adjust?
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?
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?
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 volume of a sphere is calculated with which correct equation?
The common methods for classifying pipe is by NPS and DN. Which of the answers below are these methods used for the classification of piping?
"If a worker is injured or has an accident on the jobsite, they must report it as soon as possible to the employer." The act that best encompasses this statement is which of the following?
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 method that attempts to physically separate or isolate the electrical parts or hot surfaces from the explosive mixture."?
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?
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?
If there was a need to control the process pressure upstream of the regulator, which one of the devices below would be used?
There are several methods to routing and protecting cable, tubing, and insulated impulse lines. Which of the methods below would be best to run insulated impulse lines to location?
Isolate for"h" in the following equation y=(h-t)/r
The prefix "giga" can be expressed as?
The main function of a valve positioner is which of the below?
"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?
Valves require several different styles of physical lock out device. Which of the styles below correctly identifies the device in the following picture?
Which of the following measurements cannot be performed by a sliding caliper?
The construction of batteries effects their performance. Which of the answers below would be the result of adding plate mass?
(310103f) Strain type gauges are commonly found in industry. Which of the arrangements below would be used to compensate for temperature effects?
(310103d) There are several different designs of regulator. Which of the loading element designs below would have to slowest response to changes in downstream pressures?
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?
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?
Having to convert between SI and USCS measurements is commonplace in industry today. Which of the answers below is the correct conversion for 45 lbf?
Which type of pilot valve has one supply connection and two output connections?
Calculate the mass of a substance that has a density of 1479 kg/m³ and occupies a volume of 0.00631 m³
(310105d) Hp is a common term seen to rate power. Which of the answers below reflects the amount of work done in 15 mins by a 45 hp motor?
There are many different types and styles of tubing in industry, but they can all be grouped into categories. Which of the answers below best represents all of the categories of tubing?
"A particular material or class of materials, that is a hazardous substance in workplace air, has an upper limit on the acceptable concentrations." This statement best describes which of the following answers?
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 Class 1 power circuits that are extremely low voltage?
The ratio 3.4:2.5 equal to?
(310101c) There are several different styles of flared and flareless fittings. Which of the styles below would commonly use a two ferrule style fitting?
In the WHMIS system, "Dangerously reactive material" is represented by which hazard class? Choose from the following answers.
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 0-20 meters. What is the transmitter output signal if the fluid level is at 6.65 meters?
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?
Linear motion negative feedback system consists of:
Even though explosion safety equipment must be able to deal with extreme pressures, maintenance must also be allowed to occur. Which of the enclosures below would allow for both maintenance and protection from explosion?
There are many different types of alloy steels, each with specific properties. Which of the elements below would have the effect of traps dissolved oxygen and enhancing casting characteristics?
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?
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?
(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?
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 10, but less than 1000 hours a year?
There are several common precision measurement tools available in industry. Which of the answers below best represents the tool pictured below?
(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 1 circuits that are controlled remotely?
In the WHMIS system, "Flammable and combustible material" is represented by which hazard class? Choose from the following answers.
Gauge pressure is?
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 mass of 5 kg is placed on top of a spring and that spring compresses 6 cm. What is it's spring rate?
There are numerous types and styles of valves in industry. Which of the additions to a scotch yoke valve allows for proportional positioning?
The trigonometric ratio of tangent is calculated with which mathematical equation?
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
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?
Within the umbrella of intrinsically safe loops, there are several sub-categories and classifications. Which of the terms below would best be describe a field device that has a maximum of 1.2 volts it can develop or contain?
The best description for "Angularity adjustment" in relation to calibrating instruments is which of the following?
(310102n) Instrument enclosures are all built to a NEMA standard. Which of the standards below would use materials that were resistant to corrosion in it's construction?
The time constant for a charging capacitor is a measurable quantity. Which of the answers below represents the correct formula to use for this calculation?
(310103f) There are several methods for measuring process variables. Which of the transmitters below would use a fixed restrictor as well as a feedback bellows in the creation of an output pressure signal?
If, for every 20 C of charge, 60 J of energy is available, what is the voltage?
(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?
The intensity of sound is measured in dBA. In the workplace the suggested dBA level for wearing hearing protection over an 8 hour day would be which of the below?
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
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?
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?
A pneumatic level transmitter, with an output range of 20-80 kPa, is being used to assess the fluid level in a cylinder though an input range of 0-17 meters. What is the transmitter output signal if the fluid level is at 8.65 meters?
"Is the side across from a given angle of significance." is the description of which right angle triangle mathematical term?
There are 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
In the WHMIS system, "Infectious materials" is represented by which hazard class? Choose from the following answers.
"Is the quantity that expresses the extent of an enclosure of a two-dimensional figure or shape." is the description of which mathematical term?
Determine the voltage V(bc) with R1=70k ohms, R2= 136k ohms and R3= 360K ohms, with a current of 0.754 mA
Materials with four electrons in their valence shell are considered what?
When dealing with servicing or maintaining of valves, there are some terms that need to be understood. Which of the terms below is best described as a mechanical device that physically prevents the transmission or release of energy?
The relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 0 K?
What is the SI unit of force?
Which valve is used for corrosive slurries?
(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 through the side wall of an enclosure?
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."?
Which of the terms below is measure in "watts"
The perimeter of a Triangle is calculated with which correct equation?
In this circuit R1= 4 ohms, R2= 5 ohms and R3=9 ohms with the battery producing 40V. What is the voltage drop over R3?
When selecting a hammer to use, what would "weight of head" help determine?
(310104b) There are many different valves to be used for different processes. Which of the valve types below would be considered self-cleaning?
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?
Pick the answer that will fill the blank. "_______ of the voltage would appear across the open circuit in a ______ circuit."
What is the area of a rectangles with sides measuring 15.5 cm, and 12.6 cm?
There are three main types of measuring elements used in industry. Which of the answers below best represents the letter "B"?
(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?
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 largest diameter of the thread?
Find the volume in meters cubed of a cylindrical tank that has a radius of 2.4 m and a length of 1.2 m.
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 result of a _______ actuator is installed with a ________ valve will be air-to-open
Newton's first law is also known as?
(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??
(310101c) Copper tube is the most used type of tubing in industry. What type of colour code would a Type M tube type typically have?
There are two different ways of identifying general purpose tube. If you see "4 mm-SS-1.452" printed on the outside of the tube, what would the "SS" refer to?
"A method of expressing numbers in terms of a number between 1 and 10 multiplied by a power of base 10" is a definition of what?
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?
"Having only magnitude, not direction, such as speed", is a description of which mathematical term?