A randomized 100 question test from a pool of 1236 questions, good luck!
Stress affects metals in several different ways. Which of the answers below would best be described as the permanent deformation at a slow rate?
"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?
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?
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?
Calculate 2 5/6 -1 3/4, and state answer as a proper or mixed fraction
The symbol for resistance is which of the below?
There are a number of steps to calibrating a two pen chart recorder. Which of the steps below would the pen pressure adjustment/verification be?
Solve for the hypotenuse.
Convert the following quantities to the units asked for: 27000 seconds to hours.
In fluid mechanics, there is always a loss in pressure due to several factors. Which of the factors below would most affect this loss in pressure?
The circumference of a circle is calculated with which correct equation?
What are the two types of magnet?
Using the Pythagorean Theorem solves for which mathematical term?
"A particular material or class of materials, that is a hazardous substance in workplace air, has an upper limit on the acceptable concentrations." This statement best describes which of the following answers?
"pressure developed by a column of liquid" is the definition of which term
(310102m) There are numerous electrical terms relating to specific components. Which of the terms below can be best described as the the process of expending the accumulated energy in a capacitor?
The area of a circle is calculated with which correct equation?
The construction of batteries effects their performance. Which of the answers below would be the result of adding plate mass?
For every gas law there is a corresponding equation. Which of the gas laws below is represented by the equation "P₁V₁T₂=P₂V₂T₁"?
Of the clothes to wear while cutting, welding or grinding, choose from the answers below the best material to have.
With the proper formula "Work" is a measurable quantity. Which answer below represents the part of that equation that is measured in "meters"?
(310101c) There are many specialized applications for copper tube. Which of the copper tube colour code would be used in a medical gas system?
"The results of a devices inelastic quality" is a definition of which term?
convert 4 ⁴⁄₁₁ to an improper fraction.
In a simple circuit, if I= 6 A and R=3 ohms, what is the voltage drop over the resistor of the circuit?
If a closed tank is pressurized to 15 psig and the pressure gauge at the bottom of the tank reads 36 psig, what head (in meters) of a liquid with a R.D. of 0.45 is contained in the tank
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?
There are 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
Modification of certain safety enclosures by mechanical means is allowed in certain conditions. Which of the answers below would describe the conditions is required for modification to an explosion-proof enclosure?
There are several different ways to apply force to an actuator. Which one of the methods below would use a solenoid for operation?
With the proper formula "Work" is a measurable quantity. Which answer below represents the part of that equation that is measured in "joules"?
When 30 C passes by a point in a wire in 9 seconds, what is the current in amperes?
(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?
From the information given in the diagram below, what is the voltage across each resistor?
"An electric circuit in which the normal path of current has been interrupted." is the best description of which of the terms below?
There are several terms which relate to charging of a capacitor. Which of the terms below would apply to the period when the capacitor gets to 5τ?
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?
There are numerous types and styles of valves in industry. Which of the additions to a scotch yoke valve allows for proportional positioning?
Determine the voltage V(ab) with R1=70k ohms, R2= 100k ohms and R3= 360K ohms, with a current of 0.754 mA
There are two different ways of identifying general purpose tube. If you see "4 mm-SS-1.452" printed on the outside of the tube, what would the "SS" refer to?
If a pressure gauge is reading 54 kPag and the local atmospheric pressure is 99 kPaa, the the absolute pressure gauge reading will be?
To move 100 C across two points. when the voltage is 15 V, how much energy is required?
State the number 0.003402 using decimal notation and round the answers to three significant digits.
Which organization sets standards for boots and safety glasses in Canada?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for compressed gases?
To preform a "Span" adjustment the order of the step(s) is/are?
In the figure below, R1= 10 ohms, R2=6 ohms, and R3=4 ohms, with the battery producing 40 V, what is the power absorbed by R2?
There are several terms that are used specifically with flammable gases and liquids. Which of the terms below is best described as the temperature at which a particular organic compound gives off sufficient vapor to ignite in air?
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?
The use of process seals is required in some applications. Which one of the terms below is best described as a seal that prevents the process from passing into the electrical conduit in the event of the initial seal failure?
(310103f) Strain type gauges are commonly found in industry. Which of the strain gauges below is the most accurate?
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.
Oxygen is a vital component of the combustion process. Which of the answers below best describes the effects of combustion if an amount of gas and oxygen are equal in volume?
(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?
The ratio 3.4:2.5 equal to?
"The distance traveled divided by the time elapsed to reach final position." is the description of which mathematical term?
Choose the correct order of mathmatical operations.
(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?
"The displacement divided by the total time to complete the change." is the description of which mathematical term?
To move 225 C across two points. when the voltage is 45 V, how much energy is required?
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?
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?
(310102c) Resistors have several construction methods. Which of the resistors below would have the capacity to change its resistance value?
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."
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?
(310103d) There are several different designs of regulator. The setpoint in a spring-loaded regulator is controlled by which of the answers below?
The prefix "Mega" can be expressed as?
What is the pressure generated by a mass of 3 kg placed on a the top of a cylindrical piston with a 5 cm diameter filled with gas?
In a series circuit what percentage of the applied voltage would appear across an open circuit?
There are many different types of alloy steels, each with specific properties. Which of the elements below would have the effect of increasing erosion and wearing down resistance?
A 2000 kg train is traveling east with a speed of 25 km/h. Determine the mass of a truck travelling at 15 km/h would have to have to be travelling at the same momentum.
From the following answers, choose the best one that represents the radiant energy hazard produced by Non-destructive testing.
"Energy" is a calculated quantity. Which of the units below would be used as the measurement of "Energy"?
When taking measurements, there are several terms that are commonly used. Which of the terms below is best described as the difference between the highest and lowest error values
The best description for "Angularity adjustment" in relation to calibrating instruments is which of the following?
Bourdon measuring elements have tubes that are classified into three broad categories. Which of the tube types below would be the most sensitive to pressure changes?
(310103d) Regulators deal with a consistent pressure reduction. Which category of regulator is pictured below?
A pressure gauge at the bottom of a tank indicates a pressure of 7.9 psi. The relative density of the liquid is 0.87. What is the depth of the liquid in feet?
(310101c) When ordering a GP copper tubing size, it has to be precise. Which of the measurements below would be used for ordering copper tube?
There are many different parts to a parallel circuit. Which of the answers below corresponds correctly with the number "7" in the picture below?
Purging is an effective means of reducing the potential hazards of an enclosure. Which of the answers below best describes the type of pressure produced in the enclosure by purging?
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?
Which of the terms below is measured in "Joules"
(310101c) There are many specialized applications for copper tube. Which of the copper tube colour code would be used in a medical gas system?
Most electrical properties have an equation linked to them. In the equation L= (N²μA)÷ƪ, which of the answers below does the "N" represent?
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?
State the number 40.021 x 10⁻¹ using decimal notation and round the answers to three significant digits.
What pressure is exerted at the base of a tank that is 6.7 meters high, with a liquid that has a density of 1200 kg/m³?
A _________ has the air connection usually under of the diaphragm.
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?
Isolate for"h" in the following equation y=(h-t)/r
Newton's first law is also known as?
If, for every 15 C of charge, 45 J of energy is available, what is the voltage?
This pressure to force converter device is used in situations where space is limited?
Having to convert between SI and USCS measurements is commonplace in industry today. Which of the answers below is the correct conversion for 65 lbm?
Before entering a confined space for the first time or re-entering after a break, it is a good practice to do which of the following?
(310102g) Energy can transition between various forms. Which of the terms below can be best described as the percentage of total energy input to a machine or equipment that is consumed in useful work and not wasted as useless heat?
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?
Isolate for "v" in the following equation: d=vt
(310103f) Strain type gauges are commonly found in industry. Which of the gauges below is known to be non-linear?