A randomized 100 question test from a pool of 1236 questions, good luck!
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?
Factors affecting induced voltage include:
There are several terms that are used to describe the features of a particular thread type. Which of the answers below would best describe the "³⁄₁₆" in the bolt designation ³⁄₁₆-12 UNF x 6?
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 numerous designs of batteries. Which of the batteries below would be generally considered to be the most maintenance free?
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."?
In a baffle-nozzle-restrictor motion detector the:
There are 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
There is a measured rate of capacitor charging. Which of the terms below best relates to this concept?
What are the two types of magnet?
There are numerous steps to drilling with a power drill. Which answer below correctly identifies the size of the center punch mark in a piece to be drilled?
What is the pressure generated by a mass of 2 kg placed on a the top of a cylindrical piston with a 5 cm diameter filled with gas?
When a pressure of 15 psi is applied to a diaphragm actuator with a diameter of 18 cm, what is the force in Newtons (N) that is created?
There are a number of factors determining the resistance to current of a material. Which one of the terms below would be best described as "A greater amount of free electrons reside in a conductor of greater diameter per linear unit."
What are all the variables that can be measured when dealing with gases?
(310101c) Copper tube is the most used type of tubing in industry. What type of colour code would a Type ACR tube type typically have?
There are several terms which relate to charging of a capacitor. Which of the terms below would apply to the period while the capacitor gets to 5τ?
There are several different types of drills tools used in industry. Which of the drills below would be best used for exacting work, hole no bigger than a ½" in diameter?
Chart recorders have a couple of specific applications. Which application below would best describe the charting of results from a flow rate across an orifice plate?
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?
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
The methods to mount an instrument are as varied as the instruments themselves. Which of the mounting methods below would capillary or impulse line to the instrument be used?
A worker is grinding 6m away from another worker refueling a diesel welder. Is there any workplace infraction occurring in this situation? Choose the best answer below for answering this.
If it were necessary to control the process pressure upstream of the regulator, which device below would be required?
(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?
Although there are numerous type of batteries, they all share a common construction. Which of the answers below contains all the required parts of a battery?
Calculate the gain when a change from 0.25 psig to 1.5 psig in nozzle backpressure and a change from 3 psig to 20 psig in the relay output occurs.
In a simple circuit, if E=4 V and R=1.75 ohms, what is the current of the circuit?
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 a closed tank is pressurized to 12 psig and the pressure gauge at the bottom of the tank reads 56 psig, what head (in meters) of a liquid with a R.D. of 0.75 is contained in the tank
A mass of 6 kg is placed on top of a spring and that spring compresses 5 cm. What is it's spring rate?
Burns have a classification by degree. If you have a surface burn, it would be considered which of the following?
"A pressure change occurring anywhere in a confined incompressible fluid is transmitted throughout the fluid," is a description of which principle?
The sliding Vernier calipers are a widely used measuring device. Which of the parts below best relates to "1"?
(310103f) There are three main components in a simple signal transmission system. Which of the components below is best represented by the letter "A"?
There are several terms which relate to charging of a capacitor. Which of the terms below would apply to the voltage when the capacitor gets to 5τ?
"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 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?
There are a number of steps to calibrating a two pen chart recorder. Which of the steps below would assessing the pen arms and chart plate be?
The volume of a rectangle is calculated with which correct equation?
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?
When an atom loses an electron, it is commonly referred to as which of the below?
Good trade practice is a 4:1 ratio when using an extension ladder. From which piece of legislation does the practice originate from?
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?
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?
(310104d) Valve positioners provide several advantages over standard valves. Which of the advantages below would best relate to the flexibility of operating modes?
The law of electrical charges states that like charges attract one another, an unlike charges repel one another.
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 2 to non-hazardous?
For every gas law there is a corresponding equation. Which of the gas laws below is represented by the equation "P₁T₂=P₂T₁"?
State the number 0.003402 using decimal 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 7 cm diameter filled with gas?
"The results of a devices inelastic quality" is a definition of which term?
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
"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?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for poisonous material with other toxic effects?
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 electrical and thermal energy limiting method brings both normal operation and fault conditions to safe levels."?
(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 circuits that are controlled remotely?
Most electrical properties have an equation linked to them. In the equation L= (N²μA)÷ƪ, which of the answers below does the "N" represent?
"A quantity having direction as well as magnitude," is a description of which 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?
In industry, electrostatic hazards are very important to understand. Which of the terms below is best described as a swift discharge of electric current between two objects with different charges and different numbers of electrons?
"The removal of lead sulfate crystals, which reduces the effectiveness of lead-acid, sealed AGM or flooded (wet cell-filler caps) batteries." is the best definition of which of the terms below?
(310105d) The displacement of an applied force is a measurable quantity. Which of the terms below would be use "J" as it's unit of measurement?
Of the types of link and lever calibration methods below, which one requires only one type of adjustment?
The desiccant head adsorbes water vapour due to which?
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 current?
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?
Express ³²⁄₄₄ as a percent.
If, for every 20 C of charge, 80 J of energy is available, what is the voltage?
From the information given in the diagram below, what is the total parallel resistance of the circuit?
(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?
There are many different parts to a parallel circuit. Which of the answers below corresponds correctly with the number "7" in the picture below?
There are several different ways to apply force to an actuator. Which one of the methods below would a vane actuator use for operation?
State the number 4.785 x 10 ⁻⁵ using decimal notation and round the answers to three significant digits.
There are several different notations on a length of pipe. Which of the notations below would have the thinnest pipe wall?
In the WHMIS system, the two types of labels that are the most commonly used are? Use the answers provided.
A moment balance negative feedback system is a force balance system?
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?
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?
Alloy steels are very common in industry. Which of the types of alloy steel would "Austenitic" piping be?
(310101c) Tubing wall thickness has 3 ways of being measured. Which of the answers below is the most common of those methods?
In the contract of apprenticeship, there are several responsibilities that all parties have. Which of the parties below would have the responsibility to complete acceptance and release cards are properly filled out and submitted to the proper authority?
(310104b) Valve disassembling is a fundamental part of the Instrumentation trade. Which of the hazards below would be of primary importance to eliminate when disassembling a sliding stem actuator?
There are several different types of carbon steel in any piping system. Which of the types below would have more than a 0.6%% carbon content?
If, for every 20 C of charge, 60 J of energy is available, what is the voltage?
Of the list below, what is the standard unit of quantity of electricity in the International System of Units (SI)?
Absolute and relative temperature scales each have their [own names for Imperial and SI scales. Which of the answers below correctly identifies the SI absolute temperature scale?
There are several components to a properly soldered joint. Which of the components below would be used during soldering to remove the oxide layer?
All objects have mass which is affected by gravity. Which of the answers below represents the USCS approximate value for acceleration due to gravity?
"Is an area where no movement occurs with the actuators change in direction." describes which term?
State this fraction as a mixed fraction: ⁵⁵⁄₈.
(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?
There are subgroups of fuel for fires need to burn. Which of those subgroups would sulfur belong to?
What are the three areas of WHMIS?
Which of the resistors below is best described by the following statement, "A variable resistor making use of three contacts whose resistance varies with an adjustment of a sliding contact."?
With the proper formula "Work" is a measurable quantity. Which answer below represents the part of that equation that is measured in "Newtons"?
(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 cathodic protection?
There are a variety of circuit symbols used in electrical designs. Which of the terms is most commonly associated with the symbol below?
1 mechanical, or imperial, horsepower is equal to which of the below?
"An element or device which receives information in the form of 4-20 mA and coverts it to information in the form of 3-15 psig." is the best description of which of the terms below?