A randomized 100 question test from a pool of 1236 questions, good luck!
The relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 373.15 K?
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?
State the number 0.004675 using scientific notation and round the answers to three significant digits.
The relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 0 R?
When higher operating pressures are used, this type of actuator produces higher thrust than diaphragm actuators.
When taking measurements, there are several terms that are commonly used. Which of the terms below is best described as a refinement in a measurement?
"The quantifiable change in position of an object, including how far the object travels and in what direction, before achieving it's final position." is the description of which mathematical term?
Hazardous locations in industry have been grouped for ease of understanding Which of the classes below is best described an area where gases or vapours are present sufficient quantity to produce explosive or ignitable mixtures.
Calculate 4/7 + 2/5, and state answer as a proper or mixed fraction
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?
(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?
Reduce ⁹⁄₁₄ and state as a proper or mixed fraction.
"The distance traveled divided by the time elapsed to reach final position." is the description of which mathematical term?
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
With a direct acting actuator, as air pressure increases:
Heat is based on the movement of molecules. Which of the answers below correctly fills the blank in the following sentence, "Temperature is the measurement of the average _________ of the movement of molecules."
With a reverse acting actuator, as the pressure increases:
"A whole number and a fraction combined into one number", is a description of which type of fraction?
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?
(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?
What provides the seal on the valve stem to prevent leakage of the process?
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 between two flanges of sufficient diameter to fill the entire diameter of the pipe to prevent the passing of material beyond that point?
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 letter "C" in the picture below?
There are many studies on how pressure and force affect fluids. "Horizontal runs do not increase pressure." is one of the principles of which answer below?
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?
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?
CSA approved head, eye, and foot protection is required for all workers. This is best legislated by which of the following acts?
Which of the terms below is the best definition by the statement, "An electric current in which the flow reverses consistently."?
The trigonometric ratio of cosine is calculated with which mathematical equation?
State the number 236.478 x 10¹¹ using scientific notation and round the answers to three significant digits.
Factors affecting induced voltage include:
Materials with five or more electrons in their valence shell are considered what?
(310103d) There are several essential components to a pressure regulator. Which of the components below would be used as a measuring element?
(310105i) Any solid has inherent properties associated with it. Which of the properties below would be measured as a result of a tensile test on it??
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?
If it were necessary to operate an 50-300 kPa valve actuator, but you had a 20-80 kPa control signal, the relay used would be?
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?
Ladders have specific designs for specific applications. Which of the answers below correctly identifies the ladder in the following picture?
The best description for "Zero adjustment" in relation to calibrating instruments is which of the following?
Determine x if 5:16=x:128.
The sliding Vernier calipers are a widely used measuring device. Which of the parts below best relates to "5"?
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
Reduce and state answer as a proper or mixed fraction: ³⁴⁰⁄₁₆.
"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?
Tube fittings can be put into three general categories, each with distinct components. Which of the categories below requires a flared tube end, nut and sleeve?
If a closed tank is pressurized to 135.345 kPa and the pressure gauge at the bottom of the tank reads 172.456 kPa, what head (in feet) of a liquid with a R.D. of 0.14 is contained in the tan
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for infectious material with immediate and serious toxic effects?
Alloy steels are very common in industry. Which of the types of alloy steel would "Ferritic" piping be?
(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 4 tubes together?
In what kind of circuit would all of the applied voltage appear across an open circuit?
(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 signal circuits that are considered Class 2?
When taping a blind that does not go through the metal, the proper steps to tap it are:
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?
Matter that is composed of more than one type of atom is called?
Scaffolds use is daily occurrence at most job sites. Any scaffold that is constructed must be designed to handle _____ times the potential load placed on it. Use that answers below to correctly fill in the blank.
Ohm's law states that:
A battery has a rating of 80Ah, this means it can supply
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 decrease?
In a simple circuit, if I= 5 A and R=4 ohms, what is the voltage drop over the resistor of the circuit?
There are numerous designs of batteries. Which of the batteries below would be generally considered to be the most able to discharge loads at high rates for an extended period of time?
Solder is a vital component of the soldering process. Which of the solders below is most commonly used for repair work done by hand?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for oxidizing material?
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 average velocity of the car?
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?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for corrosive material?
5 coulomb of charge require how many electrons?
Convert ⁸⁄₁₉ to a decimal.
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?
For every gas law there is a corresponding equation. Which of the gas laws below is represented by the equation "PV=nRT"?
"Hydrostatic" pressure is sometimes referred to as
Convert 14 "Hg to kPa(a). Barometer is 18.6 psi
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?
Magnets have been classified into two distinct groups. Which of the answers below is best described as an electromagnet which only retains magnetism when an electrical current is running through it?
A change in dielectric material in a capacitor, will change it's capacitance. Which of the dielectric materials below has the least capacitance?
What volume does a substance that has a density of 1369 kg/m³ and has a mass of 4.50 kg?
(310102c) Resistors are commonly rated in 3 distinct ways. Which of the answers below would best relate a "resistance" rating?
If you have 40 hammers and 50 chisels, what is your ratio of hammers to chisels?
By the early 1800's, there had been several gas laws discovered. Which of those laws below is best described as "that at the same temperature and pressure, equal volumes of all gases contain the same number of molecules."?
(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?
Convert the following quantities to the units asked for: 27000 seconds to hours.
Solve for the hypotenuse.
If angle "Y" is equal to 28 degrees, solve for angle "X"
Newton's second law is also known as?
(310102c) Resistors have several construction methods. Which of the resistors below would have the highest tolerance for temperature?
“The force acting on an object is equal to the mass of that object times its acceleration.” is the description of which one of Newton's laws?
1 pound mass is equal to?
There are several terms that are used specifically with flammable gases and liquids. Which of the terms below is best described as the temperature at which a particular organic compound gives off sufficient vapor to ignite in air?
With the proper formula, "Work" is a measurable quantity. Which answer below represents the "force that is applied" part of that equation?
(650101a) There are three main sections in the occupational health and safety legislation in Alberta. Which of the sections below best relates to the workers rights and responsibilities?
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?
Use the answers below to correctly fill in the blanks. "Resistance of a conductor is________ to it's ______."
"An object at rest stays at rest and an object in motion stays in motion with the same speed and in the same direction unless acted upon by an unbalanced force." is a description of which one of Newton's laws?
What is the pressure generated by a mass of 4 kg placed on a the top of a cylindrical piston with a 6 cm diameter filled with gas?
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 "ia" equipment can withstand?
If, for every 10 C of charge, 40 J of energy is available, what is the voltage?
When selecting a valve for a piping system, several factors must be considered. Which of the terms below can be correctly described by the statement, "Constitutes the pressure differential generated between two defined points through various ares of loss."
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?
Modification of certain safety enclosures by mechanical means is allowed in certain conditions. Which of the answers below would describe the conditions is required for modification to an explosion-proof enclosure?
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 fluid level if the transmitter signal is 35 kPa
When 150 C passes by a point in a wire in 6 seconds, what is the current in amperes?