A randomized 100 question test from a pool of 1236 questions, good luck!
Reduce ¹⁵⁄₄₅ and state as a proper or mixed fraction.
The ISA has defined 3 types of installations for purge/pressurization for hazardous applications. Which of the types below would an enclosures classification be reduced from Class I, Zone 2 to non-hazardous?
Which of the welding processes below would welding goggles be worn?
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?
In the SI system, the unit for length is?
There are 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
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 servicing or troubleshooting a valve there are several steps that must be completed. In controlling hazardous energy, ensuring each source of energy to the work area has it's own isolation, would be which of the steps below?
Angle motion negative feedback system consists of:
Proper choices need to be made with the mounting of instruments. Which of the answers below would be a disadvantage of a instrument stand that has a cable mount?
How many coulombs of charge pass though a given point in 1 second, if the current is 16mA
When making an angularity adjustment, what is the first adjustment made?
What are the 2 major parts of a control valve?
A 100V power supply is outputting 2A, what size of resistor is in the circuit?
Convert 16.5 psi into kPa
There are several methods to routing and protecting cable, tubing, and insulated impulse lines. Which of the answers below would be best describe a major difference between metal conduit and cable tray?
There are two types of designations in Alberta for trades. Which of the answers below is the one condition that separates them?
Due to a lengthy transmission distance a control valve is responding slowly. The device that would improve the response speed of the valve would be?
There are several types of soldering irons that are available in industry. Which type of iron below would rely on a voltage being produced when the tip touches the work to be done?
How many coulombs of charge pass though a given point in 1 second, if the current is 18mA
Which term can be defined as the pressure measured from absolute zero?
1 pound force is equal to
To move 225 C across two points. when the voltage is 45 V, how much energy is required?
Before entering a confined space for the first time or re-entering after a break, it is a good practice to do which of the following?
With the proper formula "Work" is a measurable quantity. Which answer below represents the "displacement" part of that equation?
If a battery has a rating of 90 Ah, theoretically it could provide 4.5 A for how long?
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?
Valves require several different styles of physical lock out device. Which of the styles below correctly identifies the device in the following picture?
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 largest diameter of the thread?
(310101c) There are many specialized applications for copper tube. Which of the copper tube colour code would be used in a compressed medical air system?
(310101c) Copper tube is the most used type of tubing in industry. What type of copper tubing would a colour code of red represent?
The volume of a sphere is calculated with which correct equation?
A parallel circuit reacts in specific ways to the addition of a resistive load. Which of the answers below best describes the reaction to an increase in resistive load?
There are subgroups of fuel for fires need to burn. Which of those subgroups would sulfur belong to?
There are may different trades and occupations within Alberta. Which of the answers below correctly identifies the number of Alberta designations?
In the WHMIS system, "Flammable and combustible material" is represented by which hazard class? Choose from the following answers.
"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?
In industry, there are several types of protection used to reduce the risk of explosion. Which of the methods of protection below is best defined as "A electrical and thermal energy limiting method brings both normal operation and fault conditions to safe levels."?
There are several types of measuring elements used in industry. Which of the answers below is best represented by the picture below?
"The relationship between valve position and flow in the in an operational process system.", is the best description of which term below?
1 pound mass is equal to?
State the number 45.7258 x 10¹¹ using engineering notation and round the answers to three significant digits.
"The removal of lead sulfate crystals, which reduces the effectiveness of lead-acid, sealed AGM or flooded (wet cell-filler caps) batteries." is the best definition of which of the terms below?
The relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 0 R?
If a closed tank is pressurized to 121.345 kPa and the pressure gauge at the bottom of the tank reads 175.456 kPa, what head (in feet) of a liquid with a R.D. of 0.56 is contained in the tan
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 Zone 2?
With a direct acting actuator, as air pressure increases:
Valves require several different styles of physical lock out device. Which of the styles below correctly identifies the device in the following picture?
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 explosion-proof enclosure?
"Energy" is a calculated quantity. Which of the formulas below would be used to calculate work energy?
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 0-14 meters. What is the transmitter output signal if the fluid level is at 8.65 meters?
If a closed tank is pressurized to 26 psig and the pressure gauge at the bottom of the tank reads 53 psig, what head (in meters) of a liquid with a R.D. of 0.15 is contained in the tank
In the fraction A/B, is B the denominator?
If a tool increases from $43 to $76, what is the percentage increase?
What is the area of a semi-circle with a diameter of 2.45m?
There are several properties to a circuit. Which of the terms below best defines the opposition to a change in current?
(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?
With the proper formula, "Work" is a measurable quantity. Which answer below represents the "force that is applied" part of that equation?
State 3 ⅞ as a mixed fraction.
A mass of 7 kg is placed on top of a spring and that spring compresses 8 cm. What is it's spring rate?
(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?
A moment balance negative feedback system is a motion balance system?
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
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
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?
If a pressure gauge is reading 54 kPag and the local atmospheric pressure is 99 kPaa, the the absolute pressure gauge reading will be?
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.
(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??
Of the terms below, what is "Work" measured in?
8 coulomb of charge requires how many electrons?
Chart recorders have a couple of specific applications. Which application below would best describe the charting of results from a flow rate close to 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 "N" represent?
"Having only magnitude, not direction, such as distance", is a description of which mathematical term?
(310102c) Resistors have several construction methods. Which of the resistors below would make use of a nickle-chromium resistance wire?
(310105i) Physics has may "laws" that can be applied in industry. Which of the "laws" below would relate best to the strain of a material is proportional to the stress applied
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 increase?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for flammable material?
There are several different types of scribers used in industry. Which of the scribers below best represents the following picture?
(310105i) Any solid has inherent properties associated with it. When measuring the force applied to the entire area of a solid, which of the answers below are you trying to measure?
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?
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."
If heat is removed from a metal, does it contract?
(310104a) There are only two major parts to a sliding stem control valve assembly. Which of the components below would best be described as a device that regulates flow with differential pressure??
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?
What is the term used to describe the total opposition to current flow in an AC 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?
(310101c) For higher working pressures, generally the wall thickness of tubing will increase. Which of the answers below would best relate to the effect of a tube's increased wall thickness?
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?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for infectious biohazardous material?
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.
1 kPa is equal to _____ psi
(310102c) Resistors have several construction methods. Which of the resistors below would have the capacity to change its resistance value?
State 7 ⁹⁄₁₇ as an improper fraction.
(310103f) There are three main components in a simple signal transmission system. Which of the components below is best represented by the letter "B"?
1 mechanical, or imperial, horsepower is equal to which of the below?
"The heat required to raise the temperature of the unit mass of a given substance by a given amount with no change in it's phase:, is a description of which physics term?
An I/P transducer is a positioner.
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 "A greater amount of free electrons reside in a conductor of greater diameter per linear unit."
Which type of valve is pictured below?
Ladders have specific designs for specific applications. Which of the answers below correctly identifies the ladder in the following picture?
