A randomized 100 question test from a pool of 1236 questions, good luck!
A mass of 6 kg is placed on top of a spring and that spring compresses 8 cm. What is it's spring rate?
A multi-wheel cutter is used when
"The longest side of a right triangle, opposite the right angle." is a definition of which right angle triangle mathematical term?
There are many terms associated with "Energy". Which term below is correctly described as, "the energy of an object in motion"?
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?
There are several equations related to magnetism. Which of the terms below is represented by the equation "Ꙡᵣ=μₘ/μₒ"?
"The heat absorbed by a unit mass of a given solid at its melting point that completely converts the solid to a liquid at the same temperature", is the description of which physics term?
In a series circuit what percentage of the applied voltage would appear across an open circuit?
Which type of valve is pictured below?
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?
There are some troubleshooting issues that can arise while soldering. Which of the issues below would be best described as a heat transfer loss from the soldering tip?
Determine the voltage V(ac) with R1=70k ohms, R2= 136k ohms and R3= 360K ohms, with a current of 0.754 mA
What are the three areas of WHMIS?
There are several types of purge/pressurization permits that are available. Which of the permits below would best be used when an enclosures classification must be reduced from Class I, Zone 1 to non-hazardous?
A mass of 5 kg is added to the top of a spring and causes the spring to compress 2 cm. What is the spring rate for this spring?
Convert 45.9 kPa into psi
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?
Most electrical properties have an equation linked to them. In the equation L= (N²μA)÷ƪ, which of the answers below does the "A" represent?
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 several different notations on a length of pipe. Which of the notations below would have the smallest pipe ID?
Of the terms below, what is "Power" measured in?
(310103d) Regulators deal with a consistent pressure reduction. Which category of regulator is pictured below?
The result of a _______ actuator is installed with a ________ valve will be air-to-close
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?
There are subgroups of fuel for fires need to burn. Which of those subgroups would sulfur belong to?
What pressure is exerted at the base of a tank that is 6.7 meters high, with a liquid that has a density of 1200 kg/m³?
(310102m) There are numerous electrical devices in a circuit. Which of the devices below can be best described as a passive two-terminal component used to store and release electrical energy?
(310101c) There are a wide variety of tubing fitting types with specific name describing them. Which of the fittings below would best be used when connecting through the side wall of an enclosure?
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?
What is the pressure generated by a mass of 2 kg placed on a the top of a cylindrical piston with a 7 cm diameter filled with gas?
Which of the electrical terms below can be best described as one that "internally converts stored chemical energy into electrical potential energy."
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?
Ladders have specific designs for specific applications. Which of the answers below correctly identifies the ladder in the following picture?
(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 government agencies?
The power source is 24V and the resistance is 8Ω what is the current of the circuit?
In this circuit R1= 4 ohms, R2= 5 ohms and R3=9 ohms with the battery producing 40V. what is the voltage drop over R2
With the proper formula "Work" is a measurable quantity. Which answer below represents the part of that equation that is measured in "joules"?
Ladders have specific designs for specific applications. Which of the answers below correctly identifies the ladder in the following picture?
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?
In industry, electrostatic hazards are very important to understand. Which of the terms below can correctly be described as a charge created when two objects that are not good electrical conductors are rubbed together, and electrons from one of the objects rub off onto the other?
(310105i) Any solid has inherent properties associated with it. Which of the properties below would be measured as a result of a tensile test on it??
Good trade practice is a 4:1 ratio when using an extension ladder. From which piece of legislation does the practice originate from?
Both °F and °C are used in industry currently. Which of the answers below correctly identifies 257 °F in °C?
A magnetic field is set up between the the two poles of a magnet. Which of the answers below would the represent the flow direction inside the magnet?
In relation to hacksaws, "pitch" is referred to as?
Modification of certain safety enclosures by mechanical means is allowed in certain conditions. Which of the answers below would describe the conditions is required for modification to an explosion-proof enclosure?
(650101a) There are three main sections in the occupational health and safety legislation in Alberta. Which of the sections below best relates to the workers rights and responsibilities?
There are several vital components to a static pressure mechanism in a chart recorder. Which of the components below would be used as a span adjust?
The circumference of a circle is calculated with which correct equation?
When making an angularity adjustment, what is the first adjustment made?
Class I, Zone 1 locations can use i, ia and ib intrinsically safe equipment. Which of the answers below correctly identifies the number of faults that the "i" equipment can withstand?
There are 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
There are several different ways to apply force to an actuator. Which one of the methods below would a scotch yoke actuator use for operation?
A welder has set up a temporary fab area in a c-can. He has put 2 portable fans, one in the front and one in the back, in the c-can for ventilation. Based on the information provided, which type of ventilation is he using? Use the terms provided to choose the best answer.
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.
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 "The only method that avoids the propagation of combustion to the surrounding atmosphere by allowing the explosion to occur, but confining it to a well-defined area."?
(310101c) Copper tube is the most used type of tubing in industry. What type of copper tubing would a colour code of green represent?
Hazardous locations are further divided into specific zones and divisions. Which of the answers below would apply if flammable vapours were present for more than 10, but less than 1000 hours a year?
The intensity of sound is measured in dBA. In the workplace the suggested dBA level for wearing hearing protection over an 8 hour day would be which of the below?
There are several different types of layout tools used in industry. Which of the tools below best represents the following picture?
Convert 0.500 to a fraction.
"If a worker is injured or has an accident on the jobsite, they must report it as soon as possible to the employer." The act that best encompasses this statement is which of the following?
There are many electrical symbols used in industry today. Which of the answers below correctly identifies the following symbol?
In the SI system, the unit for time is?
(310104d) Valve positioners provide several advantages over standard valves. Which of the advantages below would best relate to the increased speed of supplying the actuator with air?
"A method of expressing numbers in terms of a number between 1 and 10 multiplied by a power of base 10" is a definition of what?
If a closed tank is pressurized to 111.345 kPa and the pressure gauge at the bottom of the tank reads 160.456 kPa, what head (in feet) of a liquid with a R.D. of 0.38 is contained in the tan
There are several terms that are related to electromagnetic cores. Which of the terms below would be correctly described as "when the magnetic flux alternates from the internal molecular structure reversals, the result is the heating of the core and wasted energy."
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?
The relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 100 °C?
Which of the terms below is best described by the following statement, "Defines the direction of current flow in an electrical circuit."?
convert 56.7 psi to kPa.
There are several different types of hammers used in industry. Which of the hammers below best represents the following picture?
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?
5 coulomb of charge require how many electrons?
Isolating process lines with a physical barrier is one of the steps for safe field servicing of a control valve. Which of the blank types below would best be described a physical barrier at the open end of a process pipe?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for poisonous biohazardous material?
(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?
The law of electrical charges states that like charges attract one another, an unlike charges repel one another.
(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 power circuits that are extremely low voltage?
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."
State the number 7.428 using scientific notation and round the answers to three significant digits.
(310103d) There are several different designs of regulator. Which of the elements below are you affecting when you adjust spring compression?
There are many different parts to a parallel circuit. Which of the answers below corresponds correctly with the number "2" in the picture below?
There are several properties to a circuit. Which of the terms below best defines the opposition to a change in current?
(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 many specialized applications for copper tube. Which of the copper tube type would be used in a refrigeration system?
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?
What is the pressure generated by a mass of 4 kg placed on a the top of a cylindrical piston with a 7 cm diameter filled with gas?
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?
In Unified National nomenclature what does the "1/2" represent in this bolt class- 1/2-12-UNC 3A
The two main functions of a negative feedback system are:
There are several different notations on a length of pipe. Which of the notations below would have the thinnest pipe wall?
What pressure does a column of liquid exert with a density of 48.9 lbs per cubic foot and a height of 6.5 feet
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?
In the WHMIS system, the two types of labels that are the most commonly used are? Use the answers provided.
Which of the following is not affected by a positioner?
The standard unit of conductance is which of the below?
65% of 765 is equal 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.