A randomized 100 question test from a pool of 1236 questions, good luck!
(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?
(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?
There are subgroups of fuel for fires need to burn. Which of those subgroups would NGLs belong?
"A proportion of a whole expressed as a number between 0 and 100 rather than as a fraction."
(310104a) The valve body contains some of the vital components in a valve. Which of the components below would be responsible for the alignment for the path of travel of the valve plug?
What is the purpose of the PTC switch in a lithium battery?
(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?
To solder a joint, there are steps that need to be followed to succeed. Which of the steps below would involve having the solder flow toward the heat over the joint?
(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??
There are many different parts to a parallel circuit. Which of the answers below corresponds correctly with the number "6" in the picture below?
State the number 0.00007342 using engineering notation and round the answers to three significant digits.
To alter the pressure setting of a regulator, you would adjust what?
From the following answers, choose the best one that represents the radiant energy hazard produced by Non-destructive testing.
State 3 ⅞ as a mixed fraction.
There is a measured rate of capacitor charging. Which of the terms below best relates to this concept?
"_________ is an injury caused by freezing of the skin and underlying tissues. First your skin becomes very cold and red, then numb, hard and pale." Use the answers provided to fill in the blank.
There are several different types of layout tools used in industry. Which of the tools below best represents the following picture?
"An electric circuit in which the normal path of current has been interrupted." is the best description of which of the terms below?
If a pressure change of 20 kPa to 60 kPa is to fully stroke a valve, what strength of spring must be used. The control valve has a stem travel of 7.5 cm and the effective area of the diaphragm is 0.09 m^2
In the WHMIS system, "Infectious materials" is represented by which hazard class? Choose from the following answers.
What is the mass that is placed on a piston above a gas if the pressure exerted is 78554 Pa on a cylinder that has a 3 cm diameter
In the SI system, what is the fundamental hydrostatic pressure equation
Solve for the hypotenuse.
To move 100 C across two points. when the voltage is 15 V, how much energy is required?
A battery has a rating of 80Ah, this means it can supply
When selecting a hammer to use, what would "weight of head" help determine?
"Any quantity with both a magnitude and a direction, such as velocity." is a description of which mathematical term?
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?
If, for every 10 C of charge, 40 J of energy is available, what is the voltage?
(310104a) There are only two major parts to a sliding stem control valve assembly. Which of the components below would best be described a a device that produces linear motion from a source of power to control the flow of .energy of a process?
There are several varieties of manufactured resistors. Which of the answers below is constructed with a ceramic core?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for infectious material with other toxic effects?
State the number 0.003402 using decimal notation and round the answers to three significant digits.
(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 tubing around a tight corner?
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
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?
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?
Capacitance is a measurable quantity. Which of the answers below represents the SI unit for capacitance?
Chart recorders still have a place in industry for specific applications. Which of the applications below would be used to fulfill ABSA requirements?
In a series circuit what percentage of the applied voltage would appear across an open circuit?
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?
Bourdon measuring elements have tubes that are classified into three broad categories. Which of the tube types below would be used in applications having 145 kPag?
The methods to mount an instrument are as varied as the instruments themselves. Which of the mounting methods below would a thread-o-let welded to the process line be considered?
In a simple circuit, if E=4 V and R=1.75 ohms, what is the current of the circuit?
(310103f) Strain type gauges are commonly found in industry. Which of the strain gauges below is the most accurate?
The categories of workplace hazards have been broken down to _____ main areas. Using the answers below fill in the blank.
"Which of the electrical terms below can be best described as "consisting of one or more electrochemical cells, which transform stored chemical energy directly into electrical energy."
(310105i) Any solid has inherent properties associated with it. When measuring the force applied to the entire area of a solid, which of the answers below are you trying to measure?
(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 of transformer circuits for instruments?
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?
(310101c) There are several different styles of flared and flareless fittings. Which of the styles below would commonly use a single ferrule style fitting?
(310101c) There are many specialized applications for copper tube. Which of the copper tube colour code would be used in a compressed medical air system?
When wire rope is used for lifting purposes, there are several safety factors involved. Which of the answers below best represents the safety factor for transporting workers?
All pipe in a piping system can be grouped into two categories. Which of the answers below best represents those categories?
To move 75 C across two points. when the voltage is 10 V, how much energy is required?
The equation to calculate density is?
Determine x if 5:16=x:128.
This pressure to force converter device is used in situations where space is limited?
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
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?
Calculate the gain when a change from 1.55 psig to 2.15 psig in nozzle backpressure and a change from 3 psig to 20 psig in the relay output occurs.
If, for every 30 C of charge, 60 J of energy is available, what is the voltage?
If a closed tank is pressurized to 121.345 kPa and the pressure gauge at the bottom of the tank reads 175.456 kPa, what head (in feet) of a liquid with a R.D. of 0.56 is contained in the tan
There are many terms for specific electrical components. Which of the components below is best described as a passive electrical component with the primary function to limit the flow of electric current?
Which term can be defined as the pressure at any point in an atmosphere due solely to the weight of atmospheric gases above the point concerned
To move 50 C across two points. when the voltage is 5 V, how much energy is required?
In the WHIMIS system, the workplace labels must display 3 pieces of information. Of the answers provided, choose the one that is not needed.
The radius of a circle is calculated with which correct equation?
Each one of the installations of purge/pressurization has its own requirements for purging times. Which of the installations below would the enclosures inlet airflow rate be measured for purging times?
Copper tube is commonly available in two types of tempers. Which of the answers below best describes a tube that is referred to as "hard or rigid"?
(310103f) Strain type gauges are commonly found in industry. Which of the gauges below is known to be non-linear?
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?
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."?
(310102g) Energy is lost due to undesirable resistance in any circuit. Which of the terms below refers to the power that is lost in a conductor during the transmission phase?
(310102c) Manufactured resistors have two broad categories. Which of the resistors below would be considered as a fixed resistor?
Under the Workers compensation act, are apprentices and learners entitled to compensation?
By the early 1800's, there had been several gas laws discovered. Which of those laws below is best described as "the relationship between the volume and temperature in a fixed mass of gas."?
This valve is primarily used in slurry service and is not over 8 inch in general
The Si unit for measuring force is the Newton. Which of the answers below correctly states the proper formula to calculate this unit?
Calculate the force, in newtons, which is developed to a circular diaphragm with a diameter of 75 cm, when a a pressure of 56 kPa is applied:
An absolute presser gauge is giving a reading of 7.8 PSI(a). Convert this reading to PSI(g) assuming a local barometric pressure of 11.3 PSI(a).
State the following number, 0.005687 using scientific notation and round the answers to 3 significant digits.
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?
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
State this fraction as a mixed fraction: ⁵⁵⁄₈.
Ohm's law states that:
What pressure does a column of liquid exert with a density of 56.7 lbs per cubic foot and a height of 54 inches
(310102c) Resistors are commonly rated in 3 distinct ways. Which of the answers below would best relate a "tolerance" rating?
There are many different parts to a galvanically isolated barrier. Which of the components below limits the voltage in a short circuit condition?
When servicing or troubleshooting a valve there are several steps that must be completed. In controlling hazardous energy, isolating all sources of energy to the work area would be which of the steps below?
There are many terms associated with "Energy". Which term below is correctly described as, "done on an object when an applied energy moves it through a distance"?
(310104a) There are numerous components to a valve. Which of the components below would best be referred to as a gland that seals the dynamic portion of the valve against leakage?
There are several vital components to a differential pressure unit in a chart recorder. Which of the components below would convey the movement of the drive arm to the range arm?
If a closed tank is pressurized to 101.345 kPa and the pressure gauge at the bottom of the tank reads 130.456 kPa, what head (in feet) of a liquid with a R.D. of 0.45 is contained in the tank
There are a number of steps to calibrating a two pen chart recorder. Which of the steps below would the pen pressure adjustment/verification be?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for poisonous biohazardous material?
There are numerous types and styles of valves in industry. Which of the actuators below best represents the following picture?
"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?
"A quantity having direction as well as magnitude," is a description of which mathematical term?
Covert 6 ¹¹⁄₁₃ to an improper fraction.