A randomized 100 question test from a pool of 1236 questions, good luck!
A capacitor discharges it's voltage at a specific rate. How many tau are required for a capacitor to expend 99% of it's original voltage?
In a simple circuit, if E=4 V and R=2 ohms, what is the current of the circuit?
There are many different types and styles of tubing in industry, but they can all be grouped into categories. Which of the answers below best represents all of the categories of tubing?
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?
There are 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
There are many electrical symbols used in industry today. Which of the answers below correctly identifies the following symbol?
The relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 0 K?
"Hydrostatic" pressure is sometimes referred to as
The volume of a rectangle is calculated with which correct equation?
(310102c) Resistors are commonly rated in 3 distinct ways. Which of the answers below would best relate a "tolerance" rating?
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?
In relation to hacksaws, "pitch" is referred to as?
Reduce ¹²⁄₆₀ and state as a proper or mixed fraction.
"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?
A mass of 6 kg is placed on top of a spring and that spring compresses 8 cm. What is it's spring rate?
There are 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
(310103d) There are several essential components to a pressure regulator. Which of the components below would be used as both a measuring and loading element?
What is the formula that the pneumatic relays amplification or gain is expressed by?
State the number 4.785 x 10 ⁻⁵ using decimal notation and round the answers to three significant digits.
"The quantity of motion of a moving body, measured as a product of its mass and velocity," is the description of which mathematical term?
It is a good trade practice to transport gas cylinders secured and upright. From which act below did this practice come from?
Burns have a classification by degree. If you have a surface burn, it would be considered which of the following?
(310105i) Any solid has inherent properties associated with it. Which of the properties below would be measured as a result of a tensile test on it??
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?
(310102c) Manufactured resistors have two broad categories. Which of the resistors below would be considered as a fixed resistor?
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?
There are many different parts to a parallel circuit. Which of the answers below corresponds correctly with the number "4" in the picture below?
Tubing has many distinctive applications in industry. Which of the associations below provides the standards commonly used for tubing in instrumentation?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for infectious material with immediate and serious toxic effects?
Which of the electrical terms below can be best described as one that "internally converts stored chemical energy into electrical potential energy."
"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?
With the proper formula, "Work" is a measurable quantity. Which answer below represents the "work" part of that equation?
Convert 18.5 psi into inches W.C.
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?
When servicing or troubleshooting a valve there are several steps that must be completed. In controlling hazardous energy, ensuring each source of energy to the work area has it's own isolation, would be which of the steps below?
(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
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?
There are many different parts to a galvanically isolated barrier. Which of the components below limits the voltage in a short circuit condition?
The methods to mount an instrument are as varied as the instruments themselves. Which of the mounting methods below would a thread-o-let welded to the process line be considered?
If, for every 15 C of charge, 45 J of energy is available, what is the voltage?
There are many studies on how pressure and force affect fluids. "Fluid volume does not affect pressure." is one of the principles of which answer below?
(310103d) There are several essential components to a pressure regulator. Which of the components below would be used as a restricting element?
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?
1 psi is equal to _____ kPa
If a pressure change of 20 kPa to 80 kPa is to fully stroke a valve, what strength of spring must be used. The control valve has a stem travel of 2.7 cm and the effective area of the diaphragm is 0.08 m^2
A fume extracting welding gun works well with which other source of ventilation? Choose the best answer from the choices below
There are several different notations on a length of pipe. Which of the notations below would have the thickest pipe wall?
There are several types of soldering irons that are available in industry. Which type of iron below would rely on a voltage being produced when the tip touches the work to be done?
There are subgroups of fuel for fires need to burn. Which of those subgroups would LPGs belong?
Magnetism has several terms that must be understood. Which of the terms below would best be defined as the number of magnetic lines of flux that pass through a certain point on a surface?
The CEC generates a gas grouping based on the potential combustion, and results of combustion of each type. Which of the groups below would Acetylene belong to?
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 letter "A" 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?
"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?
"This piece of legislation came into effect in 1915. This act deals primarily with compensation, medical aid and rehabilitation of a worker due to a job-related injury." Which of the answers below is best described by this statement?
"A version of mathematical notation in which the exponent of base ten must be divisible by three" is a definition of what?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for infectious material with other toxic effects?
If a battery has a rating of 60 Ah, theoretically it could provide 3.3 A for how long?
There are numerous types and styles of valves in industry. Which of the additions to a scotch yoke valve allows for proportional positioning?
There are several different types of layout tools used in industry. Which of the tools below best represents the following picture?
In a simple circuit, if I= 5 A and R=4 ohms, what is the voltage drop over the resistor of the circuit?
(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?
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?
Convert 4 ⅞ to an improper fraction.
To alter the pressure setting of a regulator, you would adjust what?
The sliding Vernier calipers are a widely used measuring device. Which of the parts below best relates to "4"?
(310101c) For higher working pressures, generally the wall thickness of tubing will increase. Which of the answers below would best relate to the effect of a tube's increased wall thickness?
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?
"Can handle pressures more accurately and can handle higher pressures" are two advantages of using which regulator?
Section 315(1), (2) and (3) covering guardrails can be found in which piece of legislation below?
"Is the rate of doing work, it is the amount of energy consumed per unit time", is the description of which mathematical term?
(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 several different types of layout tools used in industry. Which of the tools below best represents the following picture?
(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?
To move 250 C across two points. when the voltage is 20 V, how much energy is required?
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?
If the total error is 1.3 and the dead band error is 0.7, what is the hysteresis value?
Circular chart recorders have several specific accessories. Which of the answers below would best describe the accessory that moves the paper chart at a steady rate?
If, for every 20 C of charge, 80 J of energy is available, what is the voltage?
The sliding Vernier calipers are a widely used measuring device. Which of the parts below best relates to "3"?
(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 3 tubes together?
(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?
State the number 789342.61 using decimal notation and round the answers to three significant digits.
The perimeter of a square is calculated with which correct equation?
"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?
Convert ¹⁰⁄₁₅ to a decimal.
(310101c) Copper tube is the most used type of tubing in industry. What type of colour code would a Type M tube type typically have?
(310101c) There are many specialized applications for copper tube. Which of the copper tube type would be used in a compressed air system?
"Energy" is a calculated quantity. Which of the formulas below would be used to calculate work energy?
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?
Of the types of link and lever calibration methods below, which one requires only one type of adjustment?
There are several terms that are used to describe the features of a particular thread type. Which of the terms below would best describe a thread with a 16 TPI?
"The tube straightening out is a direct result of the pressure acting inside the tube" is the principle of operation of which pressure to force converter?
The sliding Vernier calipers are a widely used measuring device. Which of the parts below best relates to "7"?
In the fraction A/b, is A the denominator?
There are many terms that are used with precise measurements. Which of the answers below is the term used when the answer to a problem has more significant digits that the measurements that have been recorded?
Most electrical properties have an equation linked to them. In the equation L= (N²μA)÷ƪ, which of the answers below does the "A" represent?
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 0-12 meters. What is the transmitter output signal if the fluid level is at 8.65 meters?
A standard pipe size chart will have piping up to 24". At which pipe size does the OD in inches, match the NPS in inches?
Of the methods to render a container safe for hotwork, which of the following is the most common and most effective?