A randomized 100 question test from a pool of 1236 questions, good luck!
(310103d) There are several essential components to a pressure regulator. Which of the components below would be used as a measuring element?
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
Circular chart recorders have several specific accessories. Which of the answers below would best describe the accessory that moves the paper chart at a steady rate?
The relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 100 °C?
With the proper formula, "Work" is a measurable quantity. Which answer below represents the "work" part of that equation?
(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 be connected to a flange that was one-holed?
When servicing or troubleshooting a valve there are several terms that are used for specific actions. Which of terms below would be associated with the verification an individual isolation?
Which of the following measurements cannot be performed by a sliding caliper?
When taping a blind that does not go through the metal, the proper steps to tap it are:
"Either of two angles that added together produce an angle of 90°" is a description of which mathematical term?
(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??
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?
"An electrical circuit that allows a current to travel along an unintended path with no or a very low electrical impedance." is the best description of which of the terms below?
A 3 kg mass is placed on a 4 cm diameter diaphragm, what is the pressure on the air under the diaphragm?
"The relationship between valve position and flow in the in an operational process system.", is the best description of which term below?
If a battery has a rating of 60 Ah, theoretically it could provide 3.3 A for how long?
(310101c) Copper tube is the most used type of tubing in industry. What type of copper tubing would a colour code of red represent?
(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 in line and one pipe connector?
There are 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
There are several different ways to apply force to an actuator. Which one of the methods below would have the highest pressure transmission rate during operation?
There are numerous guidelines provided in section 18, appendix B, from the CEC. Which of the rules from that appendix would relate to ignition temperatures?
When servicing or troubleshooting a valve there are several steps that must be completed. In controlling hazardous energy, removing securing devices and any isolation points once work area is deemed safe, would be which of the steps below?
There are may different trades and occupations within Alberta. Which of the answers below correctly identifies the number of Alberta designations?
There are 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
"Is an electrical quantity that measures how the device or material reduces the electric current flow through it." is the best description for which of the terms below?
Calculate the gain when a change from 0.85 psig to 2.0 psig in nozzle backpressure and a change from 3 psig to 18 psig in the relay output occurs.
The volume of a cylinder is calculated with which correct equation?
"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?
Solve for the hypotenuse.
To alter the pressure setting of a regulator, you would adjust what?
(310102c) Resistors have several construction methods. Which of the resistors below would make use of a glass core?
(310102g) Energy can transition between various forms. Which of the terms below can be best described as the percentage of total energy input to a machine or equipment that is consumed in useful work and not wasted as useless heat?
Air and iron are the two types of electromagnetic cores. Choose from the answers below to explain why an iron core is more preferable than an air one.
What pressure is exerted at the base of a tank 6.5 meters high when filled with a liquid with a density of 1200kg/m³?
To move 225 C across two points. when the voltage is 45 V, how much energy is required?
There are 3 major components to a zener intrinsically safe barrier. Which of the answers below would be best describe the component that limits the voltage delivered to the field device?
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?
In a simple circuit, if I= 3 A and R=5 ohms, what is the voltage drop over the resistor of the circuit?
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?
1 kPa is equal to _____ psi
Some enclosures have removable coverings to allow maintenance work. Which of the enclosures below would have a square cover?
In the WHIMIS system, the workplace labels must display 3 pieces of information. Of the answers provided, choose the one that is not needed.
(310101c) There are several different styles of flared and flareless fittings. Which of the styles below would commonly use a O-ring seal style fitting?
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?
Convert 175 psi to mmW.C. Barometer is 99.6 kPa(a)
A control valve is to have a stem travel of 5.6 cm. The diaphragm in use has an area of 0.09m². What strength of spring must be used if the desired pressure change from from 40 kPa to 110 kPa will fully stroke the valve?
(310103f) There are three main components in a simple signal transmission system. Which of the components below is best represented by the letter "A"?
"This piece of legislation came into effect in 1915. This act deals primarily with compensation, medical aid and rehabilitation of a worker due to a job-related injury." Which of the answers below is best described by this statement?
Absolute and relative temperature scales each have their [own names for Imperial and SI scales. Which of the answers below correctly identifies the Imperial relative temperature scale?
In the fraction A/B, is B the denominator?
Which of the terms below is best described by the following statement, "Defines the direction of current flow in an electrical circuit."?
There are 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
In Unified National nomenclature what does the "UNC" represent in this bolt class- 1/2-12-UNC 4A
Alloy steels are very common in industry. Which of the types of alloy steel would "Ferritic" piping be?
What is the pressure generated by a mass of 2 kg placed on a the top of a cylindrical piston with a 2 cm diameter filled with gas?
There are several advantages and limitations to installing a galvanically isolated barrier as an intrinsically safe barrier. Which one of the answers below can be considered an advantage of this style of barrier?
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?
When 125 C passes by a point in a wire in 8 seconds, what is the current in amperes?
There are two very common types of metric vernier calipers. If the caliper that you are using has 1mm graduations on the beam, which of the answers below represents the graduations required on the Vernier scale?
WHIMIS was put in place to regulate controlled products in the workplace. Which of the federal regulatory bodies below would oversee the suppliers of these products?
There are many different parts to a parallel circuit. Which of the answers below corresponds correctly with the number "4" in the picture below?
What is the pressure generated by a mass of 2 kg placed on a the top of a cylindrical piston with a 4 cm diameter filled with gas?
Calculate the normal force exerted by an object that has a mass of 6732 grams
Which are the two major categories of pressure regulators?
There are several different notations on a length of pipe. Which of the notations below would have the smallest pipe ID?
Many electrical properties have specific symbols attached to them. Which of the symbols below would be the correct for inductance?
One coulomb is equal to how many electrons?
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."?
"6(5+15)=(6 x 5)+(6 x 15)" is an example of which mathematical law?
Each one of the installations of purge/pressurization has its own requirements for additional equipment. Which of the installations below would also require a 2.5 mm minimum water gauge flow to be maintained?
(310102c) Manufactured resistors have two broad categories. Which of the resistors below would be considered as a fixed resistor?
"The production of an electromotive force in one circuit by a change in current in a separate circuit." is the best description of which of the terms below?
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?
Calculating absolute pressure is achieved by?
There are several methods to routing and protecting cable, tubing, and insulated impulse lines. Which of the methods below would be best to run cable to location?
There are several different types of hammers used in industry. Which of the hammers below best represents the following picture?
Calculate the relative density for a fluid that has a density of 748 kg/m³
(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?
Hysteresis can only be calculated.
8 coulomb of charge requires how many electrons?
(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?
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
Covert 34.5 kPa to psi.
Class 1 or 2 Safety Glasses are typically worn by most warehouse workers. Which of the following do they protect from?
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?
"This workplace hazard consists of substances, mixtures and materials that can be classified according to their health risks and dangers." This statement best describes which of the following hazard groups?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for poisonous biohazardous material?
Reduce ³⁴⁰⁄₄₀ and state as a proper or mixed fraction.
(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?
How is the term "Cv" calculated?
(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?
The CEC has classified hazardous areas by a specific set of terms. Which of the answers below contains those terms in the correct order?
What is the pressure generated by a mass of 4 kg placed on a the top of a cylindrical piston with a 7 cm diameter filled with gas?
Solve for x: 45-200÷10=x
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?
"A triangle where one of its interior angles is 90 degrees." is a description of which mathematical term?
By the early 1800's, there had been several gas laws discovered. Which of those laws below is best described as "the volume of a mass of gas is inversely proportional to its pressure."?
When dealing with pressure measurements, there are several vital terms that are used. Which of the terms below would best be described as a measurement that compares the amount of matter an object has to compared its volume.
In industry, there are several types of protection used to reduce the risk of explosion. Which of the methods of protection below would intrinsically safe equipment be primary used?