A randomized 100 question test from a pool of 1236 questions, good luck!
(310105d) Efficiency is one of the benchmarks that is used for rating machines. Which of the measurement units below is used with efficiency itself?
"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."
(310102c) Resistors have several construction methods. Which of the resistors below would have the capacity to change its resistance value?
Give the absolute pressure in a vessel given a vacuum gauge reading of 5.3 inches of Hg and a local barometric reading of 43.5 inches of Hg.
With the proper formula "Work" is a measurable quantity. Which answer below represents the "displacement" part of that equation?
"The distance traveled divided by the time elapsed to reach final position." is the description of which mathematical term?
Convert the following quantities to the units asked for: 27000 seconds to hours.
There are a variety of circuit symbols used in electrical designs. Which of the terms is most commonly associated with the symbol below?
"An adjustment that progressively increases or decreases reading over the scale, but does not change the base point" is the definition of which adjustment?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for poisonous material with immediate and serious toxic effects?
Reduce ³⁴⁰⁄₄₀ and state as a proper or mixed fraction.
Capacitance is a measurable quantity. Which of the answers below represents the SI unit for capacitance?
There are many terms associated with "Energy". Which term below is correctly described as, "is energy stored in a spring."?
State the number 13487000 using scientific notation and round the answers to three significant digits.
What is the pressure generated by a mass of 3 kg placed on a the top of a cylindrical piston with a 5 cm diameter filled with gas?
1 psi is equal to _____ kPa
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?
(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 installation of an electrical communication system?
If a closed tank is pressurized to 15 psig and the pressure gauge at the bottom of the tank reads 36 psig, what head (in meters) of a liquid with a R.D. of 0.45 is contained in the tank
(310105i) Any solid has inherent properties associated with it. Which of the properties below would be referred to as the ability to accept or resist an external force trying to deform it?
Chart recorders still have a place in industry for specific applications. Which of the applications below would be used to fulfill ABSA requirements?
What is the purpose of the PTC switch in a lithium battery?
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 "4 mm" refer to?
When making an angularity adjustment, what is the first adjustment made?
(310102c) Resistors have several construction methods. Which of the resistors below would make use of a nickle-chromium resistance wire?
(310102m) The relationship between resistors, capacitors and time intervals is an interdependent one. Which of the answers below would be the reaction of a capacitor if you replaced a resistor with a smaller one in a simple circuit?
State the number 789342.61 using decimal notation and round the answers to three significant digits.
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?
(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 distance around the outside edge of a two-dimensional shape." is the definition of which mathematical term?
(310104a) There are only two major parts to a sliding stem control valve assembly. Which of the components below would best be described as a device that regulates flow with differential pressure??
(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?
The result of a _______ actuator is installed with a ________ valve will be normally open, fail closed
What is the smallest charged particle?
(310103f) There are several methods for measuring process variables. Which of the transmitters below would use capacitor plates in the creation of an output signal?
Labels are an important piece of the WHIMS structure. Which of the labels below would be used when damage occurs to the original supplier label?
Most electrical properties have an equation linked to them. In the equation L= (N²μA)÷ƪ, which of the answers below does the "L" represent?
(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?
A mass of 6 kg is placed on top of a spring and that spring compresses 5 cm. What is it's spring rate?
"Energy" is a calculated quantity. Which of the formulas below would be used to calculate gravitational potential energy?
The relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 0 R?
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 elevators used by the public?
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.
Chart recorders have some specialized applications in industry. Which of those applications would best make use of the multiple temperature inputs available?
Lenz Law states:
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?
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 distance from the crest of one thread to another crest measured along the length of the thread?
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?
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."
Batteries come in two common varieties. Which of the terms below can relate best to a rechargeable cell?
There are many terms associated with "Energy". Which term below is correctly described as, "the energy of an object in motion"?
Which type of valve is pictured below?
"The longest side of a right triangle, opposite the right angle." is a definition of which right angle triangle mathematical term?
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?
From the information given in the diagram below, what is the current flowing on branch R3?
There are many different types of alloy steels, each with specific properties. Which of the elements below would have the effect of increasing hardness, but a reduction in ductility?
Solve for x: 45-200÷10=x
The MSDS for each controlled product must be:
If heat is removed from a metal, does it contract?
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."?
State the number 7.428 using scientific notation and round the answers to three significant digits.
(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?
What is the pressure generated by a mass of 3 kg placed on a the top of a cylindrical piston with a 2 cm diameter filled with gas?
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 3-15 meters. What is the transmitter output signal if the fluid level is at 8.65 meters?
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?
Chart recorders have a couple of specific applications. Which application below would best describe the charting of results from a flow rate close to an orifice plate?
What are the 2 major parts of a control valve?
"The law that the algebraic sum of the products of the current and resistance in the conductors forming a closed loop in a network is equal to the algebraic sum of the electromotive forces in the loop." This statement is the best description of which electrical law below?
For every gas law there is a corresponding equation. Which of the gas laws below is represented by the equation "V₁n₂=V₂n₁"?
The sliding Vernier calipers are a widely used measuring device. Which of the parts below best relates to "5"?
There are subgroups of fuel for fires need to burn. Which of those subgroups would NGLs belong?
If, for every 20 C of charge, 60 J of energy is available, what is the voltage?
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?
34.450 in engineering notion is what?
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 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?
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?
Determine the voltage V(ac) with R1=70k ohms, R2= 136k ohms and R3= 360K ohms, with a current of 0.754 mA
All safety enclosures are tested in the factory to certify the maximum pressure released in an explosion that it can withstand. Which of the answers below would describe the testing required for a flame-proof enclosure?
There are three main types of measuring elements used in industry. Which of the answers below best represents the letter "A"?
(310105d) The displacement of an applied force is a measurable quantity. Which of the terms below would be equal to "J" as a of measurement?
A vacuum gauge indicates a pressure of 15" Hg. What will the pressure be , in kPaa, if the atmospheric pressure is 13.9 psia?
The following statement is the best description of which of the terms below, "The electric dynamic that sustains the charge difference in a circuit."?
The ISA has defined 3 types of installations for purge/pressurization for hazardous applications. Which of the types below would an enclosures classification be reduced from Class I, Zone 1 to non-hazardous?
There are two different ways of identifying general purpose tube. If you see "⅜ in-SS-0.036" printed on the outside of the tube, what would the "⅜" refer to?
What is the pressure generated by a mass of 3 kg placed on a the top of a cylindrical piston with a 4 cm diameter filled with gas?
"A simple circuit for measuring an unknown resistance by connecting it so as to form a quadrilateral with three known resistances and applying a voltage between a pair of opposite corners." is the best description of which of the terms below?
There are 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
Circular chart recorders have several specific accessories. Which of the accessories below would use an ambient compensation capillary?
There are many different types of alloy steels, each with specific properties. Which of the elements below would have the effect of removing oxides and sulfides as well as refining the grain of the steel?
(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?
(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 less that 50V circuits?
"The quantity of motion of a moving body, measured as a product of its mass and velocity," is the description of which mathematical term?
A true force balance negative feedback system is a force balance system?
When 15 C passes by a point in a wire in 7 seconds, what is the current in amperes?
The volume of a cylinder is calculated with which correct equation?
Hazardous locations in industry have been grouped for ease of understanding Which of the classes below is best described an area with easily ignitable fibers or flyings, but the concentration of these fibers or flyings are not in quantities that would produce ignitable mixtures?
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 name of the part of a drill bit that gets fitted into the drill spindle?