A randomized 100 question test from a pool of 1236 questions, good luck!
Many electrical properties have specific symbols attached to them. Which of the symbols below would be the correct for inductance?
(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?
Newton's first law is also known as?
In a baffle-nozzle-restrictor motion detector the:
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?
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?
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.
(310102c) Resistors are commonly rated in 3 distinct ways. Which of the answers below would best relate a "tolerance" rating?
Express ³²⁄₄₄ as a percent.
There are several different notations on a length of pipe. Which of the notations below would have the smallest pipe ID?
(310105d) Hp is a common term seen to rate power. Which of the answers below reflects the amount of work done in 15 mins by a 45 hp motor?
What is the pressure generated by a mass of 2 kg placed on a the top of a cylindrical piston with a 2 cm diameter filled with gas?
Section 315(1), (2) and (3) covering guardrails can be found in which piece of legislation below?
What are the three main elements of a regulator?
Solve for the hypotenuse.
Calculate ¾ x ⅚, and state answer as a proper or mixed fraction
"Control devices that use the fluid medium that they control to obtain their energy" is a description of what?
What type of fire extinguisher can have a large tapered nozzle?
Solve for the hypotenuse.
(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?
Inductive reactance is the _________________ to change in current created by coil in an AC circuit.
How many coulombs of charge pass though a given point in 1 second, if the current is 15mA
When making a span adjustment, what is the first adjustment made?
Of the adjustments below, which is the most common adjustment made?
What size of resistor must be connected in series with a 10k potentiometer to get an output of 7V to 20V if the supply of the circuit is 20V?
There are several common precision measurement tools available in industry. Which of the answers below best represents the tool pictured below?
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 transmitter output signal if the fluid level is at 8.65 meters?
(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?
"A quantity having direction as well as magnitude," is a description of which mathematical term?
Maintaining all of the required PPE within the manufactures guidelines and in good working order is the responsibility of the________." Choose from the following answers to fill the blank.
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 general purpose?
(310102n) Instrument enclosures are all built to a NEMA standard. Which of the standards below would generally not be used to protect current electronic instrumentation?
Reduce and state answer as a proper or mixed fraction: ¹²⁄₄₈.
There are several different types of carbon steel in any piping system. Which of the types below would have more than a 0.6%% carbon content?
"The range through which an input can be varied in reverse without initiating an observable response" is the best description of which term?
The CEC generates a gas grouping based on the potential combustion, and results of combustion. Which of the groups below would non-metallic dust that is electrically conductive belong to?
Tube fittings can be put into three general categories, each with distinct components. Which of the categories below requires a flared tube end, nut and sleeve?
Use the answers below to fill in the blanks of the following sentence. "The _____ of the plates in a capacitor is _______ to it's capacitance."
There are several definitions used frequently in the CEC. "Limitation of current and voltage in the circuit prevents excessive heat and the formation of ignitable sparks" would best describe which of the answers below?
State the number 0.00007342 using engineering notation and round the answers to three significant digits.
Matter that is compose of only one atom is called what?
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"?
Heat is based on the movement of molecules. Which of the answers below correctly fills the blank in the following sentence, "Temperature is the measurement of the average _________ of the movement of molecules."
Calculate the normal force exerted by an object that has a mass of 5.7 kg.
Which of the terms below is best described by the statement, "Current flows from the positive terminal to the negative"?
With the proper formula "Work" is a measurable quantity. Which answer below represents the part of that equation that is measured in "joules"?
If a closed tank is pressurized to 135.345 kPa and the pressure gauge at the bottom of the tank reads 172.456 kPa, what head (in feet) of a liquid with a R.D. of 0.14 is contained in the tan
(310103f) There are several methods for measuring process variables. Which of the transmitters below would use capacitor plates in the creation of an output signal?
There are many different types of alloy steels, each with specific properties. Which of the elements below would have the effect of traps dissolved oxygen and enhancing casting characteristics?
In a simple circuit, if I= 2 A and R=3 ohms, what is the voltage drop over the resistor of the circuit?
In the WHMIS system, "Acute poisons" is represented by which hazard class? Choose from the following answers.
(310105d) The output of an applied force uses is a measurable quantity. Which of the terms below would be use "W" as it's unit of measurement?
(310105i) In a common stress diagram, there are several points that are noted. Which of the points below would best be described as a change in shape of a material at low stress that is recoverable after the stress is removed?
Before entering a container to work, your Journeyman asks for a gas test to be done. The foreman agrees and puts the sniffer close to the roof of the container. Of the following answers, which gas would he be testing for?
To move 50 C across two points. when the voltage is 5 V, how much energy is required?
"Which of the electrical terms below can be best described as "consisting of one or more electrochemical cells, which transform stored chemical energy directly into electrical energy."
There are two very common types of metric vernier calipers. Which of the answers below best represents the minimum accuracy of a metric Vernier caliper?
(310104d) Control valves have a number of accessories that they can use for a variety of applications. Which of the answers below would be best reflect the common accessory for valve plug placement accuracy?
A 3 kg mass is placed on a 4 cm diameter diaphragm, what is the pressure on the air under the diaphragm?
(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 suppliers?
There are many different types of alloy steels, each with specific properties. Which of the elements below would have the effect of removing oxides and sulfides as well as refining the grain of the steel?
The outermost shell of an atom is called the valence shell.
Most electrical properties have an equation linked to them. In the equation L= (N²μA)÷ƪ, which of the answers below does the "L" represent?
"Increased flow rates occur at the end of the valve stroke, with low flow rates at the initial opening of the valve." is the best description of which of the terms below?
Choose the answer below that has the words in order to correctly fill in the blanks. "A ______ in per unit volume temperature of a conductor, offers ______ resistance to current"
(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 installation of instruments in a hazardous location?
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?
Convert ¹⁸⁄₅ to a decimal.
There are several types of measuring elements used in industry. Which of the answers below is best represented by the picture below?
Ozone, carbon monoxide, hydrogen chloride and phosgene are all gases that can be created by different types of welding. Of the answers below, choose the best one that they all have in common.
When 150 C passes by a point in a wire in 6 seconds, what is the current in amperes?
"_________ is an injury caused by freezing of the skin and underlying tissues. First your skin becomes very cold and red, then numb, hard and pale." Use the answers provided to fill in the blank.
The industry committee network is made up of three bodies. Which of the bodies below acts as a link between the AIT Board and the LACs?
State the number 789342.61 using decimal notation and round the answers to three significant digits.
The symbol for a amperes is which of the below?
(310101c) There are several different styles of flared and flareless fittings. Which of the styles below would commonly use a single ferrule style fitting?
Most electrical properties have an equation linked to them. In the equation L= (N²μA)÷ƪ, which of the answers below does the "ƪ" represent?
There are 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
Newton's second law is also known as?
"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?
"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?
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?
(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 it with a smaller one in a simple circuit?
(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?
A true force balance negative feedback system is a force balance system?
A column of water at 4C, 6.5 meters in height exerts what amount of pressure?
The trigonometric ratio of sine is calculated with which mathematical equation?
For every gas law there is a corresponding equation. Which of the gas laws below is represented by the equation "PV=nRT"?
There are a number of factors determining the resistance to current of a material. Which one of the terms below would be best described as "The amount of opportunities for the atoms of the conductor to affect current flow per linear unit"
The best description for "Zero adjustment" in relation to calibrating instruments is which of the following?
Which type of pilot valve has one supply connection and two output connections?
There are many terms associated with "Energy". Which term below is correctly described as, "the energy of an object in motion"?
To alter the pressure setting of a regulator, you would adjust what?
Use the answers below to correctly fill in the blanks. "Resistance of a conductor is________ to it's ______."
What is the pressure generated by a mass of 2 kg placed on a the top of a cylindrical piston with a 6 cm diameter filled with gas?
"5 x 7=7 x 5" is an example of which mathematical law?
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?
Each one of the installations of purge/pressurization has its own requirements for additional equipment. Which of the installations below would also require a low purge gas pressure audible alarm only?
Circular chart recorders have several specific accessories. Which of the answers below would best describe the accessory that allows the additional measurement of differential and static pressures?
Air and iron are the two types of electromagnetic cores. Choose from the answers below to explain why an iron core is more preferable than an air one.