A randomized 100 question test from a pool of 1236 questions, good luck!
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
Absolute and relative temperature scales each have their [own names for Imperial and SI scales. Which of the answers below correctly identifies the Imperial absolute temperature scale?
Certain categories of tubing has specific applications in industry. Which of the categories below would be used in applications where no internal pressures need to be tolerated?
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.
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 short circuit current?
The relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 100 °C?
Copper tube is commonly available in two types of tempers. Which of the answers below best describes a tube that is referred to as "hard or rigid"?
Convert the following quantities to the units asked for: 27000 seconds to hours.
In Unified National nomenclature what does the "1/2" represent in this bolt class- 1/2-12-UNC 3A
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?
Absolute and relative temperature scales each have their [own names for Imperial and SI scales. Which of the answers below correctly identifies the SI relative temperature scale?
Express ³²⁄₄₄ as a percent.
Which type of pilot valve has one supply connection and two output connections?
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?
"pressure developed by a column of liquid" is the definition of which term
The standard unit of conductance is which of the below?
Most electrical properties have an equation linked to them. In the equation L= (N²μA)÷ƪ, which of the answers below does the "A" represent?
State the number 0.004675 using scientific notation and round the answers to three significant digits.
Copper tube is commonly available in two types of tempers. Which of the answers below best describes a tube that is slowly heated and cooled providing a soft flexible result?
(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 it with a smaller one in a simple circuit?
For every gas law there is a corresponding equation. Which of the gas laws below is represented by the equation "PV=ZnRT"?
"The heat absorbed per unit mass of a given material at its boiling point that completely converts the material to a gas at the same temperature", is a description of which physics term?
From the information given in the diagram below, what is the total parallel resistance of the circuit?
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?"
If a battery has a rating of 90 Ah, theoretically it could provide 4.5 A for how long?
There are 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
(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 through the side wall of an enclosure?
A lithium cell can produce about _____ times the voltage of an alkaline cell.
(310105i) Any liquid has inherent properties associated with it. When measuring the force applied to the entire area of a liquid, which of the answers below are you trying to measure?
"To cause the valve to open, an increase in pressure to the actuator is required" is the definition of?
Solve for x: 45-200÷10=x
Alternating current is bi-directional.
(650101a) There are three main sections in the occupational health and safety legislation in Alberta. Which of the sections below best relates to the thorough, precise safety details for government agencies?
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?
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?
(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?
There are many terms for specific electrical components. Which of the components below is best described as a passive electrical component with the primary function to limit the flow of electric current?
With a reverse acting actuator, as the pressure increases:
(310104b) There are many different valves to be used for different processes. Which of the valve types below would be considered self-cleaning?
There are many different parts to a parallel circuit. Which of the answers below corresponds correctly with the number "5" in the picture below?
"Can handle pressures more accurately and can handle higher pressures" are two advantages of using which regulator?
The equation to compute mechanical advantage is which one of the below?
5 coulomb of charge require how many electrons?
If a closed tank is pressurized to 111.345 kPa and the pressure gauge at the bottom of the tank reads 160.456 kPa, what head (in feet) of a liquid with a R.D. of 0.38 is contained in the tan
When 15 C passes by a point in a wire in 7 seconds, what is the current in amperes?
Covert 6 ¹¹⁄₁₃ to an improper fraction.
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for flammable material?
There are many different types of alloy steels, each with specific properties. Which of the elements below would have the effect of refining the grain of the steel to allow for greater resistance to corrosion and temperature extremes?
(310104d) Valve positioners provide several advantages over standard valves. Which of the advantages below would best relate to the addition or release of air from the actuator to achieve proper plug placement?
In industry, there are several types of protection used to reduce the risk of explosion. Which of the methods of protection below would intrinsically safe equipment be primary used?
"Changes in temperature of a gas or object with no change in phase." is a description of which physics term?
Calculate the gain when a change from 1.25 psig to 2.0 psig in nozzle backpressure and a change from 3 psig to 15 psig in the relay output occurs.
Determine x if 5:16=x:128.
Burns have a classification by degree. If you have a surface burn, it would be considered which of the following?
The relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 0 R?
There are three types of radiant energy that is given off by a typical welding arc. Choose the one that does not apply from the answers below.
Choose the answer below that has the words in order to correctly fill in the blanks. "A ______ in per unit volume temperature of a conductor, offers ______ resistance to current"
(310102m) The charging and discharging of a capacitor is a mathematical relationship. In the equation, τ=R x C, which of the answers below would best refer to the "R"?
There are many electrical symbols used in industry today. Which of the answers below correctly identifies the following symbol?
The height of a free standing or rolling scaffold is restricted to no more than 3 times the smallest base dimension. This guideline comes from which of the acts below?
There are several different types of carbon steel in any piping system. Which of the types below would have a 0.3-0.6% carbon content?
In any intrinsically safe loop there are several main items that are vital to the loop. Which of the answers below contains those items?
"At any junction in an electrical circuit, the sum of currents flowing in equal to the sum of currents flowing out ." This statement is the best description of which of the electrical laws below?
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?
(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?
(650101a) There are three main sections in the occupational health and safety legislation in Alberta. Which of the sections below best relates to the thorough, precise safety details for employers?
"Either of two angles that added together produce an angle of 90°" is a description of which mathematical term?
"The displacement divided by the total time to complete the change." is the description of which mathematical term?
A fume extracting welding gun works well with which other source of ventilation? Choose the best answer from the choices below
(310104b) Some valves require specialized components. Which of the components below would best be used to eliminate "end play".
"An electrical circuit that allows a current to travel along an unintended path with no or a very low electrical impedance." is the best description of which of the terms below?
(310102m) The charging and discharging of a capacitor is a mathematical relationship. In the equation, τ=R x C, which of the answers below would best refer to the "C"?
Reduce ¹²⁄₆₀ and state as a proper or mixed fraction.
(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?
What is the pressure generated by a mass of 2 kg placed on a the top of a cylindrical piston with a 4 cm diameter filled with gas?
(310104d) There are several features available on valve positioners in industry today. Which of the features below can be best described as one that uses negative feedback in it's operation?
The categories of workplace hazards have been broken down to _____ main areas. Using the answers below fill in the blank.
In industry, there are several types of protection used to reduce the risk of explosion. Which of the methods of protection below would positively pressurized equipment be primary used?
A mass of 5 kg is placed on top of a spring and that spring compresses 7 cm. What is it's spring rate?
What is the density of water?
Isolate for "v" in the following equation: d=vt
For every gas law there is a corresponding equation. Which of the gas laws below is represented by the equation "P₁V₁T₂=P₂V₂T₁"?
There are a number of common parts to any valve. Which of the terms below would best be described as the object supplying the opening or closing motion of the valve?
"Is the side across from a given angle of significance." is the description of which right angle triangle mathematical term?
What is the main purpose of valve positioners?
A conductor is passed through a magnetic field and a voltage is induced, whose law is this?
(310104d) A control valve is one of many FCEs that are used in industry. Which of the answers below reflects the relationship between a control valve and the process variable?
"Having only magnitude, not direction, such as distance", is a description of which mathematical term?
There are numerous methods to mount instruments properly. Which of the methods below is shown in the picture?
(310101c) There are several different styles of flared and flareless fittings. Which of the styles below would commonly use a O-ring seal style fitting?
(310101c) Copper tube is the most used type of tubing in industry. What type of copper tubing would a colour code of yellow represent?
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?
The perimeter of a rectangle is calculated with which correct equation?
Alloy steels are very common in industry. Which of the types of alloy steel would "Ferritic" piping be?
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?
State ⁶⁵⁄₁₄ as a mixed fraction.
Reduce and state answer as a proper or mixed fraction: ¹²⁄₄₈.
In a simple circuit, if E=3 V and R=5 ohms, what is the current of the circuit?
"The relationship between valve position and flow in the in an operational process system.", is the best description of which term below?
How many coulombs of charge pass though a given point in 1 second, if the current is 15mA