A randomized 100 question test from a pool of 1236 questions, good luck!
In the SI system, the unit for time is?
There are several different ways to apply force to an actuator. Which one of the methods below would have the highest pressure transmission rate during operation?
If you have 40 hammers and 50 chisels, what is your ratio of hammers to chisels?
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?
Calculate the gain when a change from 0.25 psig to 1.5 psig in nozzle backpressure and a change from 3 psig to 20 psig in the relay output occurs.
A piece of metal with a length 13 1/4" is cut into 2 pieces. If one piece is 5 3/4' long, determine the length of the other piece.
A 100V power supply is outputting 2A, what size of resistor is in the circuit?
From the following answers, choose the best one that represents the radiant energy hazard produced by Non-destructive testing.
(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?
(310105d) For displacement to occur, several forces must act upon a mass. Which of the forces below would oppose the direction an applied force?
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
convert 56.7 psi to kPa.
(310102c) Resistors are commonly rated in 3 distinct ways. Which of the answers below would best relate a "resistance" rating?
Calculate 2 5/6 -1 3/4, and state answer as a proper or mixed fraction
Use the answers below to correctly fill in the blanks. "Resistance of a conductor is________ to it's ______."
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?
Hazardous locations in industry have been grouped for ease of understanding Which of the classes below is best described an area where gases or vapours are present sufficient quantity to produce explosive or ignitable mixtures.
"Any point on a circuit where two or more current flows meet or are split." is the best description of which of the terms below?
There are numerous guidelines provided in section 18, appendix B, from the CEC. Which of the rules from that appendix would relate to certification markings
A battery has a rating of 80Ah, this means it can supply
If, for every 15 C of charge, 45 J of energy is available, what is the voltage?
"A valve that has a low pressure drop at high flow rates.", is the best description of which of the terms below?
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?
Most electrical properties have an equation linked to them. In the equation L= (N²μA)÷ƪ, which of the answers below does the "ƪ" represent?
If a closed tank is pressurized to 14 psig and the pressure gauge at the bottom of the tank reads 30 psig, what head (in meters) of a liquid with a R.D. of 0.87 is contained in the tank
The relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 373.15 K?
"If an object A exerts a force on object B, then object B must exert a force of equal magnitude and opposite direction back on object A" is a description of which one of Newton's laws?
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?
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
"A fraction that is less than one, with the numerator less than the denominator", is a description of which type of fraction?
"Is the side next to the angle of significance." is a description of which right angle triangle mathematical term?
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?
"The quantity of motion of a moving body, measured as a product of its mass and velocity," is the description of which mathematical term?
What are all the variables that can be measured when dealing with gases?
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.
There are several different committees in the Alberta apprenticeship system. Which of the committees below would be directly responsible for determining the equivalency of training done outside Alberta?
Of the methods to render a container safe for hotwork, which of the following is the most common and most effective?
The relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 212 °F?
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?
"An angle is one which is more than 90° but less than 180°" is a description of which mathematical term?
From the information given in the diagram below, what is the voltage drop over R4, if R1= 3 ohms, R2= 5 ohms, R3= 7 ohms, R4= 6 ohms and the battery produces 24 V?
"An electrical circuit that allows a current to travel along an unintended path with no or a very low electrical impedance." is the best description of which of the terms below?
Determine x if 5:16=x:128.
Calculate the density of a substance that has a mass of 9.8 kg and is contained in a space that has a volume of 0.00756 m³
"Control devices that use the fluid medium that they control to obtain their energy" is a description of what?
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?
(310104d) There are several features available on valve positioners in industry today. Which of the features below can be best described as one that uses negative feedback in it's operation?
(310101c) There are several different styles of flared and flareless fittings. Which of the styles below would commonly use a single ferrule style fitting?
The sliding Vernier calipers are a widely used measuring device. Which of the parts below best relates to "1"?
To move 225 C across two points. when the voltage is 45 V, how much energy is required?
ESD is a major issue for the failure of electrical components. Which of the answers below would best represent the minimum discharge voltage that could damage electrical equipment?
Convert ⅘ to a decimal.
"Having only magnitude, not direction, such as speed", is a description of which mathematical term?
"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?
There are several vital components to a differential pressure unit in a chart recorder. Which of the components below would convey the movement of the drive arm to the range arm?
There are several components to a properly soldered joint. Which of the components below would be used during soldering to remove the oxide layer?
A change in dielectric material in a capacitor, will change it's capacitance. Which of the dielectric materials below has the greatest capacitance?
Determine the voltage V(bd) with R1=70k ohms, R2= 136k ohms and R3= 360K ohms, with a current of 0.754 mA
By the early 1800's, there had been several gas laws discovered. Which of those laws below is best described as "the volume of a mass of gas is inversely proportional to its pressure."?
In the figure below, R1= 10 ohms, R2=6 ohms, and R3=4 ohms, with the battery producing 40 V, what is Amperes of the circuit?
What is the basic unit of matter?
There are many different parts to a parallel circuit. Which of the answers below corresponds correctly with the number "2" in the picture below?
Use the answers below to correctly fill in the blanks. "Resistance of a conductor is________ to it's ______."
The relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 0 K?
1 pound force is equal to
There are electrical properties that are inherent to coils. Which of the answers below correctly identifies the properties that a coil possesses?
"Energy" is a calculated quantity. Which of the formulas below would be used to calculate work energy?
"An adjustment that progressively increases or decreases reading over the scale, but does not change the base point" is the definition of which adjustment?
With the proper formula, "Work" is a measurable quantity. Which answer below represents the "work" part of that equation?
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?
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?
Convert ⁸⁄₁₉ to a decimal.
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 0-12 meters. What is the transmitter output signal if the fluid level is at 8.65 meters?
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 terms that are used specifically with flammable gases and liquids. Which of the terms below is best described as the temperature at which a particular organic compound gives off sufficient vapor to ignite in air?
From the information given in the diagram below, what is the total current if R1= 3 ohms, R2= 5 ohms, R3= 7 ohms, R4= 6 ohms and the battery produces 24 V?
A "wheel and axle" is an example of which type of machine?
Calculate ¾ x ⅚, and state answer as a proper or mixed fraction
(310105d) Scalar quantities are all a measurable amounts. Which of the answers below would "Work" use as it's unit of measurement?
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?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for poisonous material with other toxic effects?
A column of water with a density of 43 lbs per cubic foot and a height of 65 inches, exerts what amount of pressure ?
There are only a few parts to a capacitor. Which of the following terms best describes the insulator between two plates of a capacitor?
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."
(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??
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?
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?
(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 an electrical communication system?
There are several equations related to magnetism. Which of the terms below is represented by the equation "B=ᶲ⁄ₐ"?
The sliding Vernier calipers are a widely used measuring device. Which of the parts below best relates to "5"?
The CEC generates a air grouping based on the potential combustion, and results of combustion of each type. Which of the groups below would Propane belong to?
(310103f) There are several components used in measuring and controlling a process variable. Which one of the components below would be responsible for converting a measured PV into an output signal?
For every gas law there is a corresponding equation. Which of the gas laws below is represented by the equation "P₁V₁T₂=P₂V₂T₁"?
(310103d) There are several essential components to a pressure regulator. Which of the components below would be used as a restricting element?
In Unified National nomenclature what does the "12" represent in this bolt class- 1/2-12-UNC 2B
"Energy" is a calculated quantity. Which of the formulas below would be used to calculate gravitational potential energy?
(310103f) There are three main components in a simple signal transmission system. Which of the components below is best represented by the letter "C"?
"Having only magnitude, not direction, such as mass", is a description of which mathematical term?
Linear motion negative feedback system consists of:
(310101c) There are many specialized applications for copper tube. Which of the copper tube colour code would be used in a medical gas system?