A randomized 100 question test from a pool of 1236 questions, good luck!
Within the umbrella of intrinsically safe loops, there are several sub-categories and classifications. Which of the terms below would best be describe a field device that has a minimum of 1.3 volts it can develop or contain?
Hysteresis can only be calculated.
What is the pressure generated by a mass of 5 kg placed on a the top of a cylindrical piston with a 3 cm diameter filled with gas?
Convert the following quantities to the units asked for: 27000 seconds to hours.
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?
In industry, electrostatic hazards are very important to understand. Which of the terms below is best described as a swift discharge of electric current between two objects with different charges and different numbers of electrons?
Covert 3 ⅘ to an improper fraction
When dealing with pressure measurements, there are several vital terms that are used. Which of the terms below would best be described an interaction that causes an affected object to This results in an alteration to the state of the object's momentum?
(310101c) Copper tube is the most used type of tubing in industry. What type of colour code would a Type M tube type typically have?
"Energy" is a calculated quantity. Which of the formulas below would be used to calculate work energy?
If tool crib attendant has 8 boxes of fittings, and one person takes 1 3/4 boxes, and another person takes 3 4/5 boxes, and another person brings back 2 1/4 boxes, how many boxes remain?
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.
What is the name of the part of a drill bit that gets fitted into the drill spindle?
There are many different parts to a parallel circuit. Which of the answers below corresponds correctly with the number "3" in the picture below?
There are several varieties of manufactured resistors. Which of the answers below is generally regarded as the most common resistor?
A moment balance negative feedback system is a motion balance system?
A mass of 5 kg is placed on top of a spring and that spring compresses 6 cm. What is it's spring rate?
The categories of workplace hazards have been broken down to _____ main areas. Using the answers below fill in the blank.
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?
Convert the following quantities to the units asked for: 1.75 hours to minutes.
A conductor is passed through a magnetic field and a voltage is induced, whose law is this?
The methods to mount an instrument are as varied as the instruments themselves. Which of the mounting methods below would a thread-o-let welded to the process line be considered?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for poisonous biohazardous material?
(310105i) Any liquid has inherent properties associated with it. When measuring the force applied to the entire area of a liquid, which of the answers below are you trying to measure?
Linear motion negative feedback system consists of:
If a closed tank is pressurized to 101.345 kPa and the pressure gauge at the bottom of the tank reads 130.456 kPa, what head (in feet) of a liquid with a R.D. of 0.45 is contained in the tank
(310104b)There are many different valves to be used for different processes. Which of the valves below would best be used in a high pressure process?
There are several different ways to apply force to an actuator. Which one of the methods below would use a solenoid for operation?
The relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 212 °F?
"A fraction that is less than one, with the numerator less than the denominator", is a description of which type of fraction?
When servicing or troubleshooting a valve there are several steps that must be completed. In controlling hazardous energy, verifying a physical lock or securing method is placed on all isolating devices, would be which of the steps below?
In the contract of apprenticeship, there are several responsibilities that all parties have. Which of the parties below would have the responsibility to permit the apprentice to register and attend technical training?
What is the basic unit of matter?
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?
There are many terms associated with "Energy". Which term below is correctly described as, "is energy stored in a spring."?
Tube fittings can be put into three general categories, each with distinct components. Which of the categories below includes a bite type fitting?
There are many different types of alloy steels, each with specific properties. Which of the elements below would have the effect of increasing erosion and wearing down resistance?
There are many electrical symbols used in industry today. Which of the answers below correctly identifies the following symbol?
What is the pressure generated by a mass of 3 kg placed on a the top of a cylindrical piston with a 5 cm diameter filled with gas?
Solve for x: (3)(5)+9=x
What provides the seal on the valve stem to prevent leakage of the process?
What are all the variables that can be measured when dealing with gases?
There are many different parts to a parallel circuit. Which of the answers below corresponds correctly with the number "1" in the picture below?
(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 resistor with a smaller one in a simple circuit?
If, for every 20 C of charge, 60 J of energy is available, what is the voltage?
(310101c) There are a wide variety of tubing fitting types with specific name describing them. Which of the fittings below would have two tube ends in line and one pipe connector?
What is the formula to calculate Hydrostatic peressure
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."?
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?
Inductive reactance is the _________________ to change in current created by coil in an AC circuit.
"The production of an electromotive force in one circuit by a change in current in a separate circuit." is the best description of which of the terms below?
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?
There are several different types of layout tools used in industry. Which of the tools below best represents the following picture?
Ladders have specific designs for specific applications. Which of the answers below correctly identifies the ladder in the following picture?
"An angle is one which is more than 90° but less than 180°" is a description of which mathematical term?
Isolate for"h" in the following equation y=(h-t)/r
(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?
Isolate for "v" in the following equation: d=vt
How many coulombs of charge pass though a given point in 1 second, if the current is 16mA
Explosion-proof equipment has several components that make it effective. Which of the components below is a requirement for equipment to be considered explosion-proof?
CSA approved head, eye, and foot protection is required for all workers. This is best legislated by which of the following acts?
There are two very common types of metric vernier calipers. If the caliper that you are using has 0.5mm graduations on the beam, which of the answers below represents the graduations required on the Vernier scale?
When 30 C passes by a point in a wire in 9 seconds, what is the current in amperes?
The sliding Vernier calipers are a widely used measuring device. Which of the parts below best relates to "3"?
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 voltage delivered to the field device?
Covert 6 ¹¹⁄₁₃ to an improper fraction.
(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 be connected to a flange that was one-holed?
For every gas law there is a corresponding equation. Which of the gas laws below developed with the addition of Avogadro's Gas Law?
(310102c) Resistors have several construction methods. Which of the resistors below would have 2 fixed terminals and a sliding contact?
"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?
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?
(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?
Convert 88 PSI to kPa
The radius of a circle is calculated with which correct equation?
The standard unit of resistance is which of the below?
If, for every 10 C of charge, 40 J of energy is available, what is the voltage?
There are a variety of circuit symbols used in electrical designs. Which of the terms is most commonly associated with the symbol below?
(310102n) Instrument enclosures are all built to a NEMA standard. Which of the standards below would a "hose test" pass be required?
(310101c) Copper tube is the most used type of tubing in industry. What type of colour code would a Type DWV tube type typically have?
"An angle that measures less than ninety degrees but more than zero degrees" is a description of which mathematical term?
There are several different committees in the Alberta apprenticeship system. Which of the committees below would be directly responsible for resolving any disputes between employer and apprentice?
Calculate the relative density for a liquid whose density is =743.2 kg/m³.
When 150 C passes by a point in a wire in 6 seconds, what is the current in amperes?
(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??
There are several advantages and limitations to installing a galvanically isolated barrier as an intrinsically safe barrier. Which one of the answers below can be considered an advantage of this style of barrier?
There are many electrical terms that have symbols to describe them in equations. Which of the terms below is best referred to as "Ꜫᵣ" in an equation?
(310105d) Scalar quantities are all a measurable amounts. Which of the answers below would "Power" use as it's unit of measurement?
There are numerous guidelines provided in section 18, appendix B, from the CEC. Which of the rules from that appendix would relate to ignition temperatures?
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.
"A pneumatic relay that is used to reduce the time lag in pneumatic circuits by reproducing pneumatic signals with high-volume and or high-pressure output." is the best description of which term below?
In the figure below, R1= 10 ohms, R2=6 ohms, and R3=4 ohms, with the battery producing 40 V, what is the power absorbed by R2?
"Changes in temperature of a gas or object with no change in phase." is a description of which physics term?
A mass of 5 kg is placed on top of a spring and that spring compresses 5 cm. What is it's spring rate?
With the proper formula, "Work" is a measurable quantity. Which answer below represents the "work" part of that equation?
When making an angularity adjustment, what is the first adjustment made?
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 smallest diameter of the thread?
"Energy" is a calculated quantity. Which of the formulas below would be used to calculate work energy?
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?
(310101c) There are many specialized applications for copper tube. Which of the copper tube colour code would be used in a medical gas system?
(310101c) There are several different styles of flared and flareless fittings. Which of the styles below would commonly use a two ferrule style fitting?