A randomized 100 question test from a pool of 1236 questions, good luck!
When an atom gains an electron, it is commonly referred to as which of the below?
The perimeter of a square is calculated with which correct equation?
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 a variety of circuit symbols used in electrical designs. Which of the terms is most commonly associated with the symbol below?
(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 2 power circuits that are considered low energy?
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?
(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 resistor with a larger one in a simple circuit?
From the information given in the diagram below, what is the voltage drop over R3, if R1= 3 ohms, R2= 5 ohms, R3= 7 ohms, R4= 6 ohms and the battery produces 24 V?
(650101a) There are three main sections in the occupational health and safety legislation in Alberta. Which of the sections below best relates to the minimum safety standard set for workers?
Solve for the hypotenuse.
What is the name of the tool that is used on round stock to cut external threads?
To move 75 C across two points. when the voltage is 10 V, how much energy is required?
1 mechanical, or imperial, horsepower is equal to which of the below?
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?
(310101c) There are many specialized applications for copper tube. Which of the copper tube type would be used in a refrigeration system?
(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 power circuits that are extremely low voltage?
The CEC generates a gas grouping based on the potential combustion, and results of combustion of each type. Which of the groups below would Hydrogen belong to?
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?
Alloy steels are very common in industry. Which of the types of alloy steel would "Martensitic" piping be?
State the number 7.428 using scientific notation and round the answers to three significant digits.
Calculate the normal force exerted by an object that has a mass of 5.7 kg.
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?
Which of the terms below is best described by the following statement, "Defines the direction of current flow in an electrical circuit."?
The standard unit of resistance is which of the below?
What are all the variables that can be measured when dealing with gases?
In industry, there are several types of protection used to reduce the risk of explosion. Which of the methods of protection below is best defined as "A method that attempts to physically separate or isolate the electrical parts or hot surfaces from the explosive mixture."?
There are several terms which relate to charging of a capacitor. Which of the terms below would apply to the period while the capacitor gets to 5τ?
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?
In a simple circuit, if E=4 V and R=1.75 ohms, what is the current of the circuit?
If a closed tank is pressurized to 103.345 kPa and the pressure gauge at the bottom of the tank reads 145.456 kPa, what head (in feet) of a liquid with a R.D. of 0.37 is contained in the tank?
With a direct acting actuator, as air pressure increases:
Around most construction tasks, eye protection is important. The selection of eye protection will rest mainly with which of the following answers? Choose the best one that applies.
"Having only magnitude, not direction, such as speed", is a description of which mathematical term?
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?
Convert the following quantities to the units asked for: 4572 cm to yards.
When servicing or troubleshooting a valve there are several steps that must be completed. In controlling hazardous energy, testing of the isolation to all sources of energy to the work area, would be which of the steps below?
In this circuit R1= 4 ohms, R2= 5 ohms and R3=9 ohms with the battery producing 40V. what is the voltage drop over R2
Worker education is the responsibility of the:
There are several different types of scribers used in industry. Which of the scribers below best represents the following picture?
(310102c) Resistors are commonly rated in 3 distinct ways. Which of the answers below would best relate a "resistance" rating?
If a closed tank is pressurized to 30 psig and the pressure gauge at the bottom of the tank reads 45 psig, what head (in meters) of a liquid with a R.D. of 0.45 is contained in the tank?
A pneumatic level transmitter, with an output range of 20-80 kPa, is being used to assess the fluid level in a cylinder though an input range of 0-17 meters. What is the transmitter output signal if the fluid level is at 8.65 meters?
There are three main types of measuring elements used in industry. Which of the answers below best represents the letter "B"?
Express ³²⁄₄₄ as a percent.
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?
Convert ⁸⁄₁₉ to a decimal.
True force balance negative feedback system consists of:
What item would be used on a pneumatic system to speed up the pneumatic signal?
If the total error is 1.3 and the dead band error is 0.7, what is the hysteresis value?
"Is the quantity that expresses the extent of an enclosure of a two-dimensional figure or shape." is the description of which mathematical term?
There are several different ways to apply force to an actuator. Which one of the methods below would use a solenoid for operation?
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 R1?
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?
"Energy" is a calculated quantity. Which of the formulas below would be used to calculate work energy?
(310104b) Some valves require specialized components. Which of the components below would best be used to eliminate "end play".
Of the adjustments below, which is the most common adjustment made?
(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?
If there was a need to provide a regulated output pressure with no distrubances from varying inlet and downstream pressures, which of the devices below would be used?
Using the Pythagorean Theorem solves for which mathematical term?
For every gas law there is a corresponding equation. Which of the gas laws below is represented by the equation "P₁V₁n₂T₂=P₂V₂n₁T₁"?
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?
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
(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?
In the WHMIS system, "Other poisons" is represented by which hazard class? Choose from the following answers.
A column of water at 4C, 6.5 meters in height exerts what amount of pressure?
The standard unit of conductance is which of the below?
Locking out energy sources physically is a vital part of servicing valves. Which of the valves below would you use a circular lockout device on the handle?
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 R3?
Class 1 or 2 Safety Glasses are typically worn by most warehouse workers. Which of the following do they protect from?
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?
(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 it with a larger one in a simple circuit?
There are several types of measuring elements used in industry. Which of the answers below is best represented by the picture below?
(310101c) Copper tube is the most used type of tubing in industry. What type of copper tubing would a colour code of green represent?
The CEC generates a gas grouping based on the potential combustion, and results of combustion of each type. Which of the groups below would Ethylene belong to?
There are subgroups of fuel for fires need to burn. Which of those subgroups would sulfur belong to?
The point when increasing current will not increases magnetism in an electromagnet is call?
Convert 4 ⅞ to an improper fraction.
7 coulombs of charge require how many electrons?
The types of tube available in industry are somewhat application specific. Which of the tube types would be best suited for a corrosive process?
Gasses react to the increase or decrease of pressure in measurable ways. Which of the terms below describes the reaction of an enclosed gas to a pressure increase?
(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 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?
A true force balance negative feedback system is a force balance system?
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?
Convert the following quantities to the units asked for: 1.75 hours to minutes.
The Si unit for measuring force is the Newton. Which of the answers below is equal to an object that has a mass of 65830 g?
There are several different notations on a length of pipe. Which of the notations below would have the largest pipe diameter?
(310102c) Resistors are commonly rated in 3 distinct ways. Which of the answers below would best relate a "ppwer" rating?
"This type of respirator has two different types that are available. These are continuous flow, and pressure demand respirators. " This statement best describes which of the following respirators?
Within the umbrella of intrinsically safe loops, there are several sub-categories and classifications. Which of the terms below would best be describe a field device that has a maximum of 1.2 volts it can develop or contain?
(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 4 tubes together?
A multi-wheel cutter is used when
(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 resistor with a smaller one in a simple circuit?
"The distance around the outside edge of a two-dimensional shape." is the definition of which mathematical term?
Calculate the gain when a change from 0.5 psig to 1.35 psig in nozzle backpressure and a change from 3 psig to 12 psig in the relay output occurs.
"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?
How many coulombs of charge pass though a given point in 1 second, if the current is 18mA
When making a span adjustment, what is the first adjustment made?
A mass of 6 kg is placed on top of a spring and that spring compresses 5 cm. What is it's spring rate?
(310102c) Resistors have several construction methods. Which of the resistors below would make use of a binder?