A randomized 100 question test from a pool of 1236 questions, good luck!
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?
Newton's second law is also known as?
State the number 236.478 x 10¹¹ using scientific notation and round the answers to three significant digits.
There are some options when deciding to lower the classification of a hazardous atmosphere within an enclosure. Which of the methods below would be the best method for the removal of a hazardous gas?
There are several vital components to a differential pressure unit in a chart recorder. Which of the components below would be adjusted for any slight angularity issues?
State the number 3521.785 x 10³ using decimal notation and round the answers to three significant digits.
There are many terms associated with "Energy". Which term below is correctly described as, "done on an object when an applied energy moves it through a distance"?
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?
The prefix "Mega" can be expressed as?
What is the pressure generated by a mass of 4 kg placed on a the top of a cylindrical piston with a 4 cm diameter filled with gas?
Both °F and °C are used in industry currently. Which of the answers below correctly identifies 145 °C to °F?
There are several equations related to magnetism. Which of the terms below is represented by the equation "Ꙡᵣ=μₘ/μₒ"?
(310102m) The charging and discharging of a capacitor is a mathematical relationship. In the equation, τ=R x C, which of the answers below would best refer to the "R"?
(310102c) Resistors have several construction methods. Which of the resistors below would make use of a binder?
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, fuse and an interlock?
"Is the rate of doing work, it is the amount of energy consumed per unit time", is the description of which mathematical term?
Alloy steels are very common in industry. Which of the types of alloy steel would "Austenitic" piping be?
Convert ⁸⁄₁₉ to a decimal.
If, for every 30 C of charge, 60 J of energy is available, what is the voltage?
When 20 C passes by a point in a wire in 12 seconds, what is the current in amperes?
If there was a need to provide a regulated output pressure with no distrubances from varying inlet and downstream pressures, which of the devices below would be used?
If a closed tank is pressurized to 30 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 0.45 is contained in the tank?
There are many different parts to a parallel circuit. Which of the answers below corresponds correctly with the number "2" in the picture below?
The CEC generates a gas grouping based on the potential combustion, and results of combustion of each type. Which of the groups below would Hydrogen belong to?
In a series circuit what percentage of the applied voltage would appear across an open circuit?
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?
Within the umbrella of intrinsically safe loops, there are several sub-categories and classifications. Which of the terms below would best be describe a barrier that conditions signals received or transmitted to a hazardous area
From the information given in the diagram below, what is the current flowing on branch R1?
(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, prior to any work, the administrative procedures to be in place?
Determine the voltage V(bc) with R1=70k ohms, R2= 136k ohms and R3= 360K ohms, with a current of 0.754 mA
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?
Which organization sets standards for boots and safety glasses in Canada?
Air and iron are the two types of electromagnetic cores. Choose from the answers below to explain why an air core is less preferable than an iron one.
There are several terms which relate to charging of a capacitor. Which of the terms below would apply to the period while the capacitor gets to 5τ?
A vacuum gauge indicates a pressure of 15" Hg. What will the pressure be , in kPaa, if the atmospheric pressure is 13.9 psia?
In the WHMIS system, the two types of labels that are the most commonly used are? Use the answers provided.
If a battery has a rating of 120 Ah, theoretically it could provide 12 A for how long?
Good trade practice is a 4:1 ratio when using an extension ladder. From which piece of legislation does the practice originate from?
What is the SI unit of force?
Faraday's law of induction states:
The sliding Vernier calipers are a widely used measuring device. Which of the parts below best relates to "2"?
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 R3?
If the total error is 1.4 and the dead band error is is 0.6, what is the hysteresis value?
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?
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 elevators used by the public?
If a pressure change of 20 kPa to 90 kPa is to fully stroke a valve, what strength of spring must be used. The control valve has a stem travel of 5.5 cm and the effective area of the diaphragm is 0.065 m^2
(310102m) There are numerous electrical terms relating to specific components. Which of the terms below can be best described as the the process of accumulating energy in a capacitor?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for poisonous material with other toxic effects?
What is the pressure generated by a mass of 3 kg placed on a the top of a cylindrical piston with a 6 cm diameter filled with gas?
There are two different ways of identifying general purpose tube. If you see "4 mm-SS-1.452" printed on the outside of the tube, what would the "SS" refer to?
14.696 psia is equal to?
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 fluid level if the transmitter signal is 56 kPa
The best description for "Angularity adjustment" in relation to calibrating instruments is which of the following?
When 125 C passes by a point in a wire in 8 seconds, what is the current in amperes?
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?
Ladders have specific designs for specific applications. Which of the answers below correctly identifies the ladder in the following picture?
Magnets have been classified into two distinct groups. Which of the answers below is best described as an electromagnet which only retains magnetism when an electrical current is running through it?
Matter that is composed of more than one type of atom is called?
Isolate the following equation for "v": d=vt
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
Materials with five or more electrons in their valence shell are considered what?
(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?
(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?
The symbol for a voltage drop is which of the below?
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?
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?
Many electrical properties have specific symbols attached to them. Which of the symbols below would be the correct for inductance?
Covert 6 ¹¹⁄₁₃ to an improper fraction.
There are several types of soldering irons that are available in industry. Which type of soldering iron below would a soldering pencil best refer to?
This valve is primarily used in slurry service and is not over 8 inch in general
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 two very common types of metric vernier calipers. Which of the answers below best represents the minimum accuracy of a metric Vernier caliper?
There are several types of purge/pressurization permits that are available. Which of the permits below would best be used with a pressurized enclosure that contains equipment which is capable of ignition?
Bourdon measuring elements have tubes that are classified into three broad categories. Which of the tube types below would be used in applications having 145 kPag?
When servicing or troubleshooting a valve there are several terms that are used for specific actions. Which of terms below would be associated with the verification an individual isolation?
State 7 ⁹⁄₁₇ as an improper fraction.
"Can handle pressures more accurately and can handle higher pressures" are two advantages of using which regulator?
A key component of removing or field servicing a control valve is the lockout device. Which of the devices below is best described as one that has no possibility for accidental removal?
Convert 0.125 to a fraction.
If it were required to provide a regulated output that was at a lower set value, which device below would be used?
What type of cell is a lithium constructed battery?
"6(5+15)=(6 x 5)+(6 x 15)" is an example of which mathematical law?
(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??
5 coulomb of charge require how many electrons?
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
"A triangle in which all three sides are equal." is a description of which mathematical term?
If a closed tank is pressurized to 15 psig and the pressure gauge at the bottom of the tank reads 36 psig, what head (in meters) of a liquid with a R.D. of 0.45 is contained in the tank
"To cause the valve to open, an increase in pressure to the actuator is required" is the definition of?
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?
Alloy steels are very common in industry. Which of the types of alloy steel would "Martensitic" piping be?
(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 workers?
To move 75 C across two points. when the voltage is 10 V, how much energy is required?
"A fraction that is less than one, with the numerator less than the denominator", is a description of which type of 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 require constant replacement?
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 and fuse only?
A tank contains a liquid that has a R.D. = 1.15. The depth of the liquid is 6.7 meters. What is the pressure in kPa at the base of the tank?
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?
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?
In what kind of circuit would all of the applied voltage appear across an open circuit?
A 100V power supply is outputting 2A, what size of resistor is in the circuit?