A randomized 100 question test from a pool of 1236 questions, good luck!
(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?
Interpretation and use of correct installation standards is vital to the success of an instrument technician. Which of the associations below have set out the standards that must be followed?
"An angle is one which is more than 90° but less than 180°" is a description of which mathematical term?
There are several terms that are related to electromagnetic cores. Which of the terms below would be correctly described as "when the magnetic flux alternates from the internal molecular structure reversals, the result is the heating of the core and wasted energy."
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?
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 decrease?
Chart recorders still have a place in industry for specific applications. Which of the applications below would be used to fulfill ABSA requirements?
There are subgroups of fuel for fires need to burn. Which of those subgroups would LPGs belong?
Chart recorders have a couple of specific applications. Which application below would best describe the charting of results from a flow rate across an orifice plate?
The best description for "Zero adjustment" in relation to calibrating instruments is which of the following?
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
Bourdon measuring elements have tubes that are classified into three broad categories. Which of the tube types below would be moderately sensitive to pressure changes?
In a simple circuit, if I= 5 A and R=4 ohms, what is the voltage drop over the resistor of the circuit?
There are several different types of scribers used in industry. Which of the scribers below best represents the following picture?
The sliding Vernier calipers are a widely used measuring device. Which of the parts below best relates to "3"?
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?
What is the mass that is placed on a piston above a gas if the pressure exerted is 78554 Pa on a cylinder that has a 3 cm diameter
If a battery has a rating of 120 Ah, theoretically it could provide 12 A for how long?
In a simple circuit, if E=6 V and R=5 ohms, what is the current of the circuit?
Which of the welding processes below would welding goggles be worn?
From the information given in the diagram below, what is the total parallel resistance of the circuit?
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?
To alter the pressure setting of a regulator, you would adjust what?
A 15 kg wagon is moving west with a speed of 3 m/s. Determine it's momentum.
Movement of the actuator stem by air pressure applied to a flexible membrane is a characteristic of which actuator?
(310103f)There are several methods for measuring process variables. Which of the transmitters below would use cavities filled with oil used as a dielectric in the creation of an output signal?
The statement, "Whatever is done to one side of an equation, can be done to the other side of the equation" is false.
Convert 75kPa to Kpa(a) Barometer is 97.8 kPaa
Isolating process lines with a physical barrier is one of the steps for safe field servicing of a control valve. Which of the blank types below would best be described a physical barrier at the open end of a process pipe?
The symbol for a voltage drop is which of the below?
"The distance around the outside edge of a two-dimensional shape." is the definition of which mathematical term?
"Energy" is a calculated quantity. Which of the formulas below would be used to calculate work energy?
There are several different ways to apply force to an actuator. Which one of the methods below would use a diaphragm for operation?
How many coulombs of charge pass though a given point in 1 second, if the current is 16mA
If, for every 20 C of charge, 60 J of energy is available, what is the voltage?
Both °F and °C are used in industry currently. Which of the answers below correctly identifies 145 °C to °F?
Loss of pressure is a by product of several factors in a piping system. If the length of a straight section of pipe has the diameter doubled, which of the answers below would be the result?
State the number 789342.61 using decimal notation and round the answers to three significant digits.
In industry, there are several types of protection used to reduce the risk of explosion. Which of the methods of protection below would explosion-proof equipment be primary used?
In the WHMIS system, "Oxidizing material" is represented by which hazard class? Choose from the following answers.
There are many studies on how pressure and force affect fluids. "Fluid pressure is proportional to density." is one of the principles of which answer below?
Worker education is the responsibility of the:
When 15 C passes by a point in a wire in 7 seconds, what is the current in amperes?
In a simple circuit, if I= 6 A and R=3 ohms, what is the voltage drop over the resistor of the circuit?
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?
14.696 psia is equal to?
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 battery has a rating of 90 Ah, theoretically it could provide 4.5 A for how long?
For every gas law there is a corresponding equation. Which of the gas laws below is represented by the equation "PV=ZnRT"?
Two pieces of eye protection should be used together when grinding or chipping. Choose the best answer from the selection below.
All safety enclosures are tested in the factory to certify the maximum pressure released in an explosion that it can withstand. Which of the answers below would describe the testing required for a flame-proof enclosure?
Hazardous locations are further divided into specific zones and divisions. Which of the answers below would apply if flammable vapours were present for more than 10, but less than 1000 hours a year?
Choose the correct order of mathmatical operations.
If a closed tank is pressurized to 12 psig and the pressure gauge at the bottom of the tank reads 56 psig, what head (in meters) of a liquid with a R.D. of 0.75 is contained in the tank
A column of water with a density of 43 lbs per cubic foot and a height of 65 inches, exerts what amount of pressure ?
The Si unit for measuring force is the Newton. Which of the answers below correctly states the proper formula to calculate this unit?
What is the purpose of the PTC switch in a lithium battery?
"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?
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 transporting workers?
In the figure below, R1= 10 ohms, R2=6 ohms, and R3=4 ohms, with the battery producing 40 V, what is the power delivered by the battery?
In Unified National nomenclature what does the "12" represent in this bolt class- 1/2-12-UNC 2B
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."
What is the SI unit of pressure?
There are several different items involved in removing or installing a flanged control valve. Which of the items below provides the seal between the flanges?
What is the pressure generated by a mass of 2 kg placed on a the top of a cylindrical piston with a 4 cm diameter filled with gas?
The methods to mount an instrument are as varied as the instruments themselves. Which of the mounting methods below would the process fluid need to pass through the instrument for accurate measurements?
34.450 in engineering notion is what?
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?
Convert 0.625 to a fraction.
Soldering is a common method of joining metals. To be effective the which of the items below must have a lower melting point than the parent metals?
There are several different notations on a length of pipe. Which of the notations below would have the thinnest pipe wall?
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 3-15 meters. What is the transmitter output signal if the fluid level is at 8.65 meters?
When dealing with welding gases and fumes, it is a good practice to limit your exposure to them. The first option to reduce exposure to these fumes and gases is to weld in which of the following locations?
Calculate the normal force exerted by an object that has a mass of 5.7 kg.
Valves require several different styles of physical lock out device. Which of the styles below correctly identifies the device in the following picture?
"Is an electrical quantity that measures how the device or material reduces the electric current flow through it." is the best description for which of the terms 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 1 power circuits that are extremely low voltage?
If the total error is 1.5 and the dead band error is 0.3, what is the hysteresis value?
Certain categories of tubing has specific applications in industry. Which of the categories below would be used in applications where no internal pressures need to be tolerated?
(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?
From the following answers, choose the best one that represents the radiant energy hazard produced by Non-destructive testing.
(310102c) Resistors are commonly rated in 3 distinct ways. Which of the answers below would best relate a "resistance" rating?
(310103d) Regulators deal with a consistent pressure reduction. Which category of regulator is pictured below?
If the total error is 1.3 and the dead band error is 0.7, what is the hysteresis value?
If a pressure change of 20 kPa to 60 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 0.09 m^2
(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?
A change in dielectric material in a capacitor, will change it's capacitance. Which of the dielectric materials below has the least capacitance?
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?
There are numerous types and styles of valves in industry. Which of the actuators below best represents the following picture?
Absolute and relative temperature scales each have their [own names for Imperial and SI scales. Which of the answers below correctly identifies the SI relative temperature scale?
Convert ¹⁸⁄₅ to a decimal.
What does the term "Cv" represent in calculating pressure drop?
(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 require constant replacement?
(310102c) Resistors have several construction methods. Which of the resistors below would make use of a glass core?
A car traveling west has an initial speed of zero, and accelerates at a rate of 4 m/s² for 6 seconds. What is the average velocity of the car?
What is the pressure generated by a mass of 3 kg placed on a the top of a cylindrical piston with a 2 cm diameter filled with gas?
If a compound were to be broken down into its simpler components, of the options below, what would it be called?
In this circuit R1= 4 ohms, R2= 5 ohms and R3=9 ohms with the battery producing 40V. What is the voltage drop over R3?
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?
The prefix "Micro" can be expressed as?