A randomized 100 question test from a pool of 1236 questions, good luck!
WHIMIS was put in place to regulate controlled products in the workplace. Which of the federal regulatory bodies below would oversee the suppliers of these products?
There are several vital components to a differential pressure unit in a chart recorder. Which of the components below would be to used in squaring the drive arm and link as well as the range arm?
To solder a joint, there are steps that need to be followed to succeed. Which of the steps below would involve coating the iron tip with a small amount of solder?
If a closed tank is pressurized to 10 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 0.78 is contained in the tank
There are some terms that are associated with capacitors. Which of the terms below is defined as the permittivity of a given material relative to that of the permittivity of a vacuum.
The use of process seals is required in some applications. Which one of the terms below is best described as a seal that has contacts the process?
Alloy steels are very common in industry. Which of the types of alloy steel would "Ferritic" piping be?
If angle "Y" is equal to 28 degrees, solve for angle "X"
(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 2?
What volume does a substance that has a density of 1369 kg/m³ and has a mass of 4.50 kg?
The properties of a gas are unique to its molecular make-up. Which of the terms below would best be defined as "is the pressure required to liquefy a gas at its critical temperature."?
The CEC has classified hazardous areas by a specific set of terms. Which of the answers below contains those terms in the correct order?
The law of electrical charges states that like charges attract one another, an unlike charges repel one another.
"A valve that has a low pressure drop at high flow rates.", is the best description of which of the terms below?
Material safety data sheets are required to be accompany all controlled substances from the supplier. There are _______ that make up these sheets, providing more detail than the label. Use the answers below to fill in the blank
"Is the measure of the amount of space inside of a solid figure, like a cube, ball, cylinder or pyramid." is the description of which mathematical term?
The ratio 3.4:2.5 equal to?
In this circuit R1= 4 ohms, R2= 5 ohms and R3=9 ohms with the battery producing 40V. What is the voltage drop at R1?
What is the formula to calculate Hydrostatic peressure
In a simple circuit, if I= 6 A and R=3 ohms, what is the voltage drop over the resistor of the circuit?
There are several types of soldering irons that are available in industry. Which type of soldering iron below would be used for speedy repairs where electrical power is restricted or unavailable?
Newton's first law is also known as?
Calculate the normal force exerted by an object that has a mass of 5.7 kg.
Calculate the gain when a change from 0.85 psig to 2.0 psig in nozzle backpressure and a change from 3 psig to 18 psig in the relay output occurs.
If a closed tank is pressurized to 105.345 kPa and the pressure gauge at the bottom of the tank reads 198.456 kPa, what head (in feet) of a liquid with a R.D. of 0.11 is contained in the tan
(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?
(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 parts to a galvanically isolated barrier. Which of the components below limits the voltage in a short circuit condition?
To move 225 C across two points. when the voltage is 45 V, how much energy is required?
There are several definitions used frequently in the CEC."Containing any explosion originating within its housing and prevent sparks from within its housing from igniting vapors, gases, dust or fibers in the air surrounding it." would best describe which of the terms below?
Which of the terms below is the best definition by the statement, "An electric current in which the flow reverses consistently."?
In the fraction A/B. is B the numerator?
There are several different ways to apply force to an actuator. Which one of the methods below would a pneumatic source of air not be required for operation?
Having to convert between SI and USCS measurements is commonplace in industry today. Which of the answers below is the correct conversion for 45 lbf?
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?
The properties of a gas are unique to its molecular make-up. Which of the terms below would best be defined as "the point at and above which vapor of the substance cannot be liquefied, no matter how much pressure is applied."?
"A whole number and a fraction combined into one number", is a description of which type of fraction?
The standard unit of resistance is which of the below?
(310102c) Resistors have several construction methods. Which of the resistors below would have 2 fixed terminals and a sliding contact?
Some enclosures have removable coverings to allow maintenance work. Which of the enclosures below would have a square cover?
All objects have mass which is affected by gravity. Which of the answers below represents the USCS approximate value for acceleration due to gravity?
A mass of 7 kg is placed on top of a spring and that spring compresses 5 cm. What is it's spring rate?
Newton's third law is also known as?
There are several parts to a drill bit. Which of the terms below best represents the part of a drill bit that is used to cut into materials?
There are several vital components to a differential pressure unit in a chart recorder. Which of the components below would move as the direct result of the rotation of the torque shaft?
"Energy" is a calculated quantity. Which of the units below would be used as the measurement of "Energy"?
There are three main types of measuring elements used in industry. Which of the answers below best represents the letter "A"?
Convert the following quantities to the units asked for: 1.75 hours to minutes.
If a closed tank is pressurized to 26 psig and the pressure gauge at the bottom of the tank reads 53 psig, what head (in meters) of a liquid with a R.D. of 0.15 is contained in the tank
What is the main purpose of valve positioners?
There are several key concepts to understand when dealing with pressure measurement. Which of the terms below would best be described as,"the measure of the intensity of the force imposed on this object by the local gravitational field"?
How many coulombs of charge pass though a given point in 1 second, if the current is 18mA
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?
(310105i) The reaction a solid has to an external force that is applied to it can be measured. Which of the units below corresponds to "Strain" measurement?
The CEC generates a dust grouping based on the potential combustion, and results of combustion of each type. Which of the groups below would metallic, hazardous dust belong to?
Calculating absolute pressure is achieved by?
(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?
(310102c) Resistors are commonly rated in 3 distinct ways. Which of the answers below would best relate a "resistance" rating?
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?
There are several different types of hammers used in industry. Which of the hammers below best represents the following picture?
There are many terms associated with "Energy". Which term below is correctly described as, "is the energy of physical positioning."?
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?
It is a good trade practice to transport gas cylinders secured and upright. From which act below did this practice come from?
746 Watts is equal to which of the terms below?
Choose the correct order of mathmatical operations.
If a pressure change of 20 kPa to 100 kPa is to fully stroke a valve, what strength of spring must be used. The control valve has a stem travel of 7.5 cm and the effective area of the diaphragm is 0.02 m².
(310101c) Although soldered fittings for tube can be used on pressure and DWV applications, there are some differences between the fittings. Which of the answers below describes one of the major differences that the DWV fittings have when compared to pressure fittings??
Alternating current is bi-directional.
The area of a circle is calculated with which correct equation?
An instrument technician sometimes has to do calibrations while the process is still running. Which of the terms below identifies a calibration done on a live process?
"An element or device which receives information in the form of 4-20 mA and coverts it to information in the form of 3-15 psig." is the best description of which of the terms below?
By the early 1800's, there had been several gas laws discovered. Which of those laws below is best described as "the relationship between the volume and temperature in a fixed mass of gas."?
Of the valves below, which would be best for erosive service?
If a closed tank is pressurized to 18 psig and the pressure gauge at the bottom of the tank reads 39 psig, what head (in meters) of a liquid with a R.D. of 0.76 is contained in the tank
Moment balance Negative feedback system consists of:
(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 conductor type and use?
The sliding Vernier calipers are a widely used measuring device. Which of the parts below best relates to "6"?
(310101c) Copper tube is the most used type of tubing in industry. What type of colour code would a Type K tube type typically have?
(310104a) The valve body contains some of the vital components in a valve. Which of the components below would be responsible for the alignment for the path of travel of the valve plug?
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?
Tubing has many distinctive applications in industry. Which of the associations below provides the standards commonly used for tubing in instrumentation?
State the number 3521.785 x 10³ using decimal notation and round the answers to three significant digits.
When 15 C passes by a point in a wire in 7 seconds, what is the current in amperes?
There are several equations related to magnetism. Which of the terms below is represented by the equation "Ꙡᵣ=μₘ/μₒ"?
From the information given in the diagram below, what is the current flowing on branch R3?
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 a flame-proof enclosure?
(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 tubing to piping?
Which of the terms below is measure in "watts"
The time constant for a charging capacitor is a measurable quantity. Which of the answers below represents the correct formula to use for this calculation?
The symbol for a amperes is which of the below?
There are 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
A mass of 7 kg is placed on top of a spring and that spring compresses 6 cm. What is it's spring rate?
(310102c) Manufactured resistors have two broad categories. Which of the resistors below would be considered as a fixed resistor?
What is the pressure generated by a mass of 2 kg placed on a the top of a cylindrical piston with a 3 cm diameter filled with gas?
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 distance from the crest of one thread to another crest measured along the length of the thread?
"The quantity of motion of a moving body, measured as a product of its mass and velocity," is the description of which mathematical term?
True force balance negative feedback system consists of:
(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?
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?
If a closed tank is pressurized to 17 psig and the pressure gauge at the bottom of the tank reads 34 psig, what head (in meters) of a liquid with a R.D. of 0.23 is contained in the tank