A randomized 100 question test from a pool of 1236 questions, good luck!
In the WHMIS system, "Acute poisons" is represented by which hazard class? Choose from the following answers.
OH&S recognizes that there are a number of hazards on any jobsite. Which of the answers below best represents the number of broad categories that it has grouped those hazards into?
If a pressure change of 20 kPa to 90 kPa is to fully stroke a valve, what strength of spring must be used. The control valve has a stem travel of 5.5 cm and the effective area of the diaphragm is 0.065 m^2
If a closed tank is pressurized to 134.345 kPa and the pressure gauge at the bottom of the tank reads 169.456 kPa, what head (in feet) of a liquid with a R.D. of 0.24 is contained in the tan
(310101c) There are many specialized applications for copper tube. Which of the copper tube colour code would be used in a refrigeration system?
60% of 54 is what?
To perform an "Angularity" adjustment, the order of step(s) is/are?
There are several different ways to apply force to an actuator. Which one of the methods below would a scotch yoke actuator use for operation?
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?
When making a span adjustment, what is the first adjustment made?
When higher operating pressures are used, this type of actuator produces higher thrust than diaphragm actuators.
"Can handle pressures more accurately and can handle higher pressures" are two advantages of using which regulator?
State ⁴⁷⁸⁄₉₈ as a mixed fraction.
Materials with four electrons in their valence shell are considered what?
The equation to calculate density is?
The trigonometric ratio of tangent is calculated with which mathematical equation?
(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?
Covert 34.5 kPa to psi.
State this fraction as a mixed fraction: ⁵⁵⁄₈.
The desiccant head adsorbes water vapour due to which?
(310104b)There are several connection methods available for valve installation. Which of the connection methods below would be referred to as a "Van Stone" flange connection?
(310102c) Resistors have several construction methods. Which of the resistors below would make use of a binder?
"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?
(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 methods to routing and protecting cable, tubing, and insulated impulse lines. Which of the answers below would be best describe a major difference between cable tray and metal conduit?
Under the Workers compensation act, are apprentices and learners entitled to compensation?
The 3 key elements of the WHIMIS system are, worker education, labels and ________. Choose from the answers below to fill in the blank.
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?
If a battery has a rating of 133 Ah, theoretically it could provide 5.75 A for how long?
"_________ 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 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for infectious biohazardous material?
There is a measured rate of capacitor charging. Which of the terms below best relates to this concept?
(310105i) Physics has may "laws" that can be applied in industry. Which of the "laws" below would relate best to the strain of a material is proportional to the stress applied
An instrument technician sometimes has to do calibrations while the process is still running. Which of the terms below identifies a calibration done on a live process?
There are several vital components to a differential pressure unit in a chart recorder. Which of the components below would prevent overshoot of the Zero?
What provides the seal on the valve stem to prevent leakage of the process?
A mass of 5 kg is placed on top of a spring and that spring compresses 6 cm. What is it's spring rate?
State 7 ⁹⁄₁₇ as an improper fraction.
There are many electrical terms that have symbols to describe them in equations. Which of the terms below is best referred to as "Ꜫᵣ" in an equation?
There are numerous types and styles of valves in industry. Which of the additions to a scotch yoke valve allows for proportional positioning?
"An electric circuit in which the normal path of current has been interrupted." is the best description of which of the terms below?
Gauge pressure is calculated by?
"A characteristic where flow capacity increases linearly with valve travel. Flow is directly proportional to valve travel." is the best description of which of the terms below?
"A whole number and a fraction combined into one number", is a description of which type of fraction?
Certain categories of tubing has specific applications in industry. Which of the categories below would be used in applications where actuator energy is carried to an FCE?
(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 1?
What is usually referred to when loading an ammeter?
"A two ratios that are equal in an equation." is a description of which mathematical term?
The CEC has classified hazardous areas by a specific set of terms. Which of the answers below contains those terms in the correct order?
Air and iron are the two types of electromagnetic cores. Choose from the answers below to explain why an iron core is more preferable than an air one.
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?
Express 60% as a reduced fraction.
(310105d) Efficiency is one of the benchmarks that is used for rating machines. Which of the measurement units below is used with efficiency itself?
The CEC generates a hazardous area result by investigating the contents of the area. Which of the designations below would be used based on the explosive characteristics of the material?
There are three main types of measuring elements used in industry. Which of the answers below best represents the letter "A"?
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?
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?
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
(310104d) Valve positioners provide several advantages over standard valves. Which of the advantages below would best relate to the creation of two equal ranges from standard range?
What volume does a substance that has a density of 1369 kg/m³ and has a mass of 4.50 kg?
"Any point on a circuit where two or more current flows meet or are split." is the best description of which of the terms below?
(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?
(310103f) Strain type gauges are commonly found in industry. Which of the arrangements below would be used to compensate for temperature effects?
"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?
If, for every 30 C of charge, 60 J of energy is available, what is the voltage?
A change in dielectric material in a capacitor, will change it's capacitance. Which of the dielectric materials below has the least capacitance?
"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?
State the number 0.05634 x 10⁻¹³ using scientific notation and round the answers to three significant digits.
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
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 smallest diameter of the thread?
(310104a)There are numerous components to a valve. Which of the components below would best be referred to as a seal for the static portion of the valve against leakage?
When taping a blind that does not go through the metal, the proper steps to tap it are:
Use the answers below to correctly fill in the blanks. "Resistance of a conductor is________ to it's ______."
Valves require several different styles of physical lock out device. Which of the styles below correctly identifies the device in the following picture?
What are the three main elements of a regulator?
There are 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
Electromagnetism is a property of electrical charges moving through materials. Use one of the answers below to correctly fill in the blanks of the following sentence, "A magnetic fields strength in close proximity to conductor is _________ to the amount of current flowing through it."
In a simple circuit, if I= 6 A and R=3 ohms, what is the voltage drop over the resistor of the circuit?
For every gas law there is a corresponding equation. Which of the gas laws below is represented by the equation "P₁V₁=P₂V₂"?
(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 1 circuits that are controlled remotely?
Reduce ⁹⁄₁₄ and state as a proper or mixed fraction.
There are 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for infectious material with other toxic effects?
The sliding Vernier calipers are a widely used measuring device. Which of the parts below best relates to "1"?
By the early 1800's, there had been several gas laws discovered. Which of those laws below is best described as "the pressure of a given mass of gas varies directly with the absolute temperature of the gas, when the volume is kept constant."?
In a simple circuit, if E=3 V and R=5 ohms, what is the current of the circuit?
When an atom gains an electron, it is commonly referred to as which of the below?
Convert 14 "Hg to kPa(a). Barometer is 18.6 psi
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?
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?
A column of water with a density of 43 lbs per cubic foot and a height of 65 inches, exerts what amount of pressure ?
A magnetic field is set up between the the two poles of a magnet. Which of the answers below would the represent the flow direction outside the magnet?
Calculate 2 5/6 -1 3/4, and state answer as a proper or mixed fraction
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 increase in resistive load?
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?
"Either of two angles that added together produce an angle of 90°" is a description of which mathematical term?
"This workplace hazard consists of organisms or organic matters produced by these organisms that are harmful to human health." This statement best describes which of the hazards below?
1 kPa is equal to _____ psi
(310103d) There are several essential components to a pressure regulator. Which of the components below would be used as a restricting element?