A randomized 100 question test from a pool of 1236 questions, good luck!
Capacitance is a measurable quantity. Which of the answers below represents the SI unit for capacitance?
Electrostatic generation can be happen in many conditions. Which of the answers below would correctly fill the blank in the statement, "The generation of an electrostatic charge is ________ in conditions that are humid?"
Air and iron are the two types of electromagnetic cores. Choose from the answers below to explain why an air core is less preferable than an iron one.
"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?
When servicing or troubleshooting a valve there are several steps that must be completed. In controlling hazardous energy, verifying a physical lock or securing method is placed on all isolating devices, would be which of the steps below?
What is the absolute pressure of a vessel given a barometric pressure of 78 kPa and a gauge reading of 90 kPa
To move 250 C across two points. when the voltage is 20 V, how much energy is required?
Calculate 4/7 + 2/5, and state answer as a proper or mixed fraction
The area of a circle is calculated with which correct equation?
Some enclosures have removable coverings to allow maintenance work. Which of the enclosures below would have a square cover?
The relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 212 °F?
There are numerous designs of batteries. Which of the batteries below would be generally considered to be the most common?
(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?
What percentage of 35 is 21?
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?
There are 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
What is the area of a rectangles with sides measuring 15.5 cm, and 12.6 cm?
What is the gain if nozzle backpressure changes from 1.35 psig up to 2.5 psig, and the relay output changes from 4 psig to 17 psig?
From the information given in the diagram below, what is the voltage across each resistor?
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?
"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?
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 following number, 15.198*10¹³ using engineering notation and round the answers to 3 significant digits.
What is the name of the part of a drill bit that gets fitted into the drill spindle?
(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 leak-proof at any temperature or pressure
Calculate the relative density for a fluid that has a density of 748 kg/m³
In this circuit R1= 4 ohms, R2= 5 ohms and R3=9 ohms with the battery producing 40V. What is the voltage drop at R1?
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
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?
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 "0.036" refer to?
Use the answers below to correctly fill in the blanks. "Resistance of a conductor is________ to it's ______."
(310103d) There are several different designs of regulator. Which of the elements below are you affecting when you adjust spring compression?
The circumference of a circle 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 where gases or vapours are present sufficient quantity to produce explosive or ignitable mixtures.
There are many different parts to a parallel circuit. Which of the answers below corresponds correctly with the number "5" in the picture below?
"Is the rate of doing work, it is the amount of energy consumed per unit time", is the description of which mathematical term?
In the WHMIS system, "Flammable and combustible material" is represented by which hazard class? Choose from the following answers.
There are several definitions used frequently in the CEC. "Limitation of current and voltage in the circuit prevents excessive heat and the formation of ignitable sparks" would best describe which of the answers below?
The prefix "Mega" can be expressed as?
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?
"_________ 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.
In a simple circuit, if I= 6 A and R=3 ohms, what is the voltage drop over the resistor of the circuit?
How many coulombs of charge pass though a given point in 1 second, if the current is 18mA
"The characteristic published by the manufacturer, based on tests performed in a closed system ensuring consistent flow behavior before installation." is the best description of which of the following terms?
The relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 373.15 K?
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?
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"?
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?
A column of water with a density of 43 lbs per cubic foot and a height of 65 inches, exerts what amount of pressure ?
There are several advantages and limitations to installing a zener barrier as an intrinsically safe barrier. Which one of the answers below can be considered an advantage of this style of barrier?
(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?
(310101c) Copper tube is the most used type of tubing in industry. What type of copper tubing would a colour code of red represent?
There are 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
The equation to calculate density is?
5 coulomb of charge require how many electrons?
If the total error is 1.7 and the dead band error is is 0.5, what is the hysteresis value?
Of the types of link and lever calibration methods below, which one requires a minimum of 4 adjustments?
There are 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
"A fraction in which the numerator is greater than the denominator", is a description of which type of fraction?
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 rigging in general?
"Is not designed for continuous occupancy, and has limited or restricted means for entry or exit." This statement best describes which of the following terms?
There are several different items involved in removing or installing a flanged control valve. Which of the items below provides the seal between the flanges?
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?
"An adjustment that progressively increases or decreases reading over the scale, but does not change the base point" is the definition of which adjustment?
(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?
(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, prior to any work, the administrative procedures to be in place?
There are several different ways to apply force to an actuator. Which one of the methods below would a rack and pinion actuator use for operation?
There are many different parts to a parallel circuit. Which of the answers below corresponds correctly with the number "2" in the picture below?
(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?
To solder a joint, there are steps that need to be followed to succeed. Which of the steps below would involve ensuring contamination free parts and soldering tip?
(310102m) There are numerous electrical terms relating to specific components. Which of the terms below can be best described as the the process of accumulating energy in a capacitor?
"2+(9+7)=(2+9)+7" is an example of which mathematical law?
"An angle is one which is more than 90° but less than 180°" is a description of which mathematical term?
(310102c) Manufactured resistors have two broad categories. Which of the resistors below would be considered as a fixed resistor?
Electrostatic generation can be happen in many conditions. Which of the answers below would correctly identify one of those conditions?
(310101c) There are a wide variety of tubing fitting types. Which of the fittings below would best be used when terminating tube connections?
From the information given in the diagram below, what is the current flowing on branch R3?
Calculate the density of a substance that has a mass of 9.8 kg and is contained in a space that has a volume of 0.00756 m³
There are a variety of circuit symbols used in electrical designs. Which of the terms is most commonly associated with the symbol below?
The ability of a material to concentrate magnetic lines of force within a material is called?
When making a span adjustment, what is the first adjustment made?
The result of a _______ actuator is installed with a ________ valve will be air-to-close
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?
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?
The volume of a sphere is calculated with which correct equation?
65% of 765 is equal to?
(310103f) There are several methods for measuring process variables. Which of the transmitters below would use a moment balance negative feedback system in the creation of an output signal?
A parallel circuit reacts in specific ways to the to an open circuit. Which of the answers below best describes the reaction of the total line resistance to an open circuit?
A mass of 7 kg is placed on top of a spring and that spring compresses 6 cm. What is it's spring rate?
The following statement is the best description of which of the terms below, "The electric dynamic that sustains the charge difference in a circuit."?
When dealing with pressure measurements, there are several vital terms that are used. Which of the terms below would best be described as a measure of how much matter is in an object?
There are several different notations on a length of pipe. Which of the notations below would have the thinnest pipe wall?
"A flow characteristic that provides maximum change in flow rate at initial valve stroke opening." is the best description of which of the terms below?
Reduce ³⁴⁰⁄₄₀ and state as a proper or mixed fraction.
To move 175 C across two points. when the voltage is 30 V, how much energy is required?
The CEC generates a gas grouping based on the potential combustion, and results of combustion. Which of the groups below would other dusts that are combustible belong to?
(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 circuits that are isolated?
Convert ⅘ to a decimal.
(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?
Each one of the installations of purge/pressurization has its own requirements for internal equipment. Which of the installations below would be able to use equipment rated as Zone 2?