A randomized 100 question test from a pool of 1236 questions, good luck!
"This workplace hazard consists of substances, mixtures and materials that can be classified according to their health risks and dangers." This statement best describes which of the following hazard groups?
There are three main types of measuring elements used in industry. Which of the answers below best represents the letter "B"?
There are numerous methods to mount instruments properly. Which of the methods below is shown in the picture?
A fire is burning in a pile of weathered, oily blankets. Which of the following extinguishers should you use to fight this fire?
(310102c) Resistors have several construction methods. Which of the resistors below would have the highest tolerance for temperature?
The volume of a sphere is calculated with which correct equation?
There are some options when deciding to lower the classification of a hazardous atmosphere within an enclosure. Which of the methods below would be the best method for the removal of a hazardous gas?
(310104b) Valves are a piece of equipment that needs to be replaced over time. Before removing,or servicing, an high pressure in-line valve, which of the procedures is the worker also responsible for?
What pressure in Kpa is required to produce a force of 17650 lbs. when applied to a diaphragm actuator with a radius of 5 inches?
If angle "Y" is equal to 28 degrees, solve for angle "X"
(310102c) Resistors are commonly rated in 3 distinct ways. Which of the answers below would best relate a "ppwer" rating?
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?
There are several different notations on a length of pipe. Which of the notations below would have the smallest pipe ID?
(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 circuits that are controlled remotely?
101.325 kPa is equal to?
All pipe in a piping system can be grouped into two categories. Which of the answers below best represents those categories?
Calculate 2 5/6 -1 3/4, and state answer as a proper or mixed fraction
There are several common precision measurement tools available in industry. Which of the answers below best represents the tool pictured below?
There are several types of measuring elements used in industry. Which of the answers below best represents the letter "C"?
"A way of concisely showing the relationship between two quantities." is a description of which mathematical term?
"A fraction in which the numerator is greater than the denominator", is a description of which type of fraction?
"Having only magnitude, not direction, such as speed", is a description of which mathematical term?
In a simple circuit, if E=4 V and R=2 ohms, what is the current 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, prior to any work, the administrative procedures to be in place?
There are numerous types and styles of valves in industry. Which of the actuators below best represents the following picture?
The result of a _______ actuator is installed with a ________ valve will be normally closed, fail open
Materials with four electrons in their valence shell are considered what?
With a direct acting actuator, as air pressure increases:
Circular chart recorders have several specific accessories. Which of the accessories below would use an ambient compensation capillary?
65% of 765 is equal to?
The law of electrical charges states that unlike charges attract one another and like charges repel one another.
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?
(310101c) Copper tube is the most used type of tubing in industry. What type of copper tubing would a colour code of blue represent?
Calculating absolute pressure is achieved by?
There are 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
(310101c) There are many specialized applications for copper tube. Which of the copper tube colour code would be used in a medical gas system?
There are several different types of hammers used in industry. Which of the hammers below best represents the following picture?
One coulomb is equal to how many electrons?
The trigonometric ratio of sine is calculated with which mathematical equation?
Of the types of link and lever calibration methods below, which one requires only one type of adjustment?
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?
Chart recorders still have a place in industry for specific applications. Which of the applications below would be used to fulfill AER requirements at royalty trigger points for natural gas?
There are several different types of layout tools used in industry. Which of the tools below best represents the following picture?
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
The relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 0 R?
"An adjustment that progressively increases or decreases reading over the scale, but does not change the base point" is the definition of which adjustment?
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?
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 current?
A parallel circuit reacts in specific ways to the to an open circuit. Which of the answers below best describes the reaction of the total line current to an open circuit?
"Control devices that use the fluid medium that they control to obtain their energy" is a description of what?
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."?
"Is done when a force that is applied to an object and moves that object." is a description of which mathematical term?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for compressed gases?
The best description for "Span error" in relation to calibrating instruments is which of the following?
In a simple circuit, if I= 3 A and R=5 ohms, what is the voltage drop over the resistor of the circuit?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for corrosive material?
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?
Determine the voltage V(ab) with R1=70k ohms, R2= 100k ohms and R3= 360K ohms, with a current of 0.754 mA
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?
(310105i) Any solid has inherent properties associated with it. Which of the properties below would be referred to as the ability to accept or resist an external force trying to deform it?
If a tool increases from $43 to $76, what is the percentage increase?
"A version of mathematical notation in which the exponent of base ten must be divisible by three" is a definition of what?
What is the main purpose of valve positioners?
To solder a joint, there are steps that need to be followed to succeed. Which of the steps below would involve having the solder flow toward the heat over the joint?
Which of the terms below is best described by the statement, "Current flows from the positive terminal to the negative"?
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?
Movement of the actuator stem by air pressure applied to a flexible membrane is a characteristic of which actuator?
There are several terms used when describing circuitry or equipment on hazardous locations. Which of the terms below would be best described as electrical/electronic circuitry that is incapable, under normal operating conditions, of causing ignition of a specified flammable gas-air, or vapor-air,mixture?
The basic unit of matter is called?
"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?
Express 60% as a reduced fraction.
The point when increasing current will not increases magnetism in an electromagnet is call?
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
Give the absolute pressure in a vessel given a vacuum gauge reading of 5.3 inches of Hg and a local barometric reading of 43.5 inches of Hg.
There are several vital components to a static pressure mechanism in a chart recorder. Which of the components below would be used as a span adjust?
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?
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 0-9 meters. What is the fluid level if the transmitter signal is 56 kPa
"A method of expressing numbers in terms of a number between 1 and 10 multiplied by a power of base 10" is a definition of what?
There are several grades of iron and steel. Which of the answers below best represents a material that is best suited for castings because of it's superior flow characteristics when melted?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for infectious material with other toxic effects?
Class 1 or 2 Safety Glasses are typically worn by most warehouse workers. Which of the following do they protect from?
Pick the answer that will fill the blank. "_______ of the voltage would appear across the open circuit in a ______ circuit."
What is the name of the tool that is used on round stock to cut external threads?
A lithium cell can produce about _____ times the voltage of an alkaline cell.
Isolate the following equation for "v": d=vt
State the number 469.4 x 10¹⁵using engineering notation and round the answers to three significant digits.
There are a number of steps to calibrating a two pen chart recorder. Which of the steps below would assessing the pen arms and chart plate be?
(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 several different types of layout tools used in industry. Which of the tools below best represents the following picture?
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?
How many coulombs of charge pass though a given point in 1 second, if the current is 18mA
Both °F and °C are used in industry currently. Which of the answers below correctly identifies 145 °C to °F?
The prefix "giga" can be expressed as?
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 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
Capacitance is a measurable quantity. Which of the answers below represents the SI unit for capacitance?
Scaffolds use is daily occurrence at most job sites. Any scaffold that is constructed must be designed to handle _____ times the potential load placed on it. Use that answers below to correctly fill in the blank.
For every gas law there is a corresponding equation. Which of the gas laws below is represented by the equation "PV=nRT"?
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?
The trigonometric ratio of tangent is calculated with which mathematical equation?