A randomized 100 question test from a pool of 1236 questions, good luck!
All objects have mass which is affected by gravity. Which of the answers below represents the USCS approximate value for acceleration due to gravity?
From the information given in the diagram below, what is the total resistance if R1= 3 ohms, R2= 5 ohms, R3= 7 ohms, R4= 6 ohms and the battery produces 24 V?
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 displacement of the car?
Convert ¹⁰⁄₁₅ to a decimal.
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?
When 150 C passes by a point in a wire in 6 seconds, what is the current in amperes?
"The range through which an input can be varied in reverse without initiating an observable response" is the best description of which term?
When selecting a hammer to use, what would "weight of head" help determine?
(310105d) The amount of power an applied force uses is a measurable quantity. Which of the units below would be equal to 1 hp of power?
(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 tube to tube?
Which of the resistors below is best described by the following statement, "A variable resistor making use of three contacts whose resistance varies with an adjustment of a sliding contact."?
In industry, there are several types of protection used to reduce the risk of explosion. Which of the methods of protection below would intrinsically safe equipment be primary used?
"Changes in temperature of a gas or object with no change in phase." is a description of which physics term?
"The law that the algebraic sum of the products of the current and resistance in the conductors forming a closed loop in a network is equal to the algebraic sum of the electromotive forces in the loop." This statement is the best description of which electrical law below?
There are 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
What does the term "Cv" represent in calculating pressure drop?
When 125 C passes by a point in a wire in 8 seconds, what is the current in amperes?
(310101c) Copper tube is the most used type of tubing in industry. What type of colour code would a Type K tube type typically have?
(310104d) Valve positioners provide several advantages over standard valves. Which of the advantages below would best relate to the addition or release of air from the actuator to achieve proper plug placement?
(310102c) Resistors have several construction methods. Which of the resistors below would make use of a nickle-chromium resistance wire?
(310103d) There are several essential components to a pressure regulator. Which of the components below would be used as a restricting element?
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 floor of the container. Of the following answers, which gas would he be testing for?
For every gas law there is a corresponding equation. Which of the gas laws below is represented by the equation "P₁T₂=P₂T₁"?
Hysteresis can only be calculated.
There are several different notations on a length of pipe. Which of the notations below would have the largest pipe diameter?
For every gas law there is a corresponding equation. Which of the gas laws below is represented by the equation "V₁T₂=V₂T₁"?
There are several methods to routing and protecting cable, tubing, and insulated impulse lines. Which of the answers below would be best used to support an in-line instrument?
(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?
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?
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.
There are several vital components to a differential pressure unit in a chart recorder. Which of the components below would prevent overshoot of the Zero?
Magnetism has several terms that must be understood. Which of the terms below would best be defined as the number of magnetic lines of flux that pass through a certain point on a surface?
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?
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?
If it were necessary to operate an 50-300 kPa valve actuator, but you had a 20-80 kPa control signal, the relay used would be?
(310103d) There are several essential components to a pressure regulator. Which of the components below would be used as a loading element?
(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?
"Having only magnitude, not direction, such as speed", is a description of which mathematical term?
What are all the variables that can be measured when dealing with gases?
What is the mass that is placed on a piston above a gas if the pressure exerted is 78554 Pa on a cylinder that has a 3 cm diameter
(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 conductor type and use?
The perimeter of a square is calculated with which correct equation?
A 100V power supply is outputting 2A, what size of resistor is in the circuit?
(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 tubing to piping?
Ladders have specific designs for specific applications. Which of the answers below correctly identifies the ladder in the following picture?
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?
Tube fittings can be put into three general categories, each with distinct components. Which of the categories below includes a bite type fitting?
State the number 469.4 x 10¹⁵using engineering notation and round the answers to three significant digits.
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?
How many coulombs of charge pass though a given point in 1 second, if the current is 15mA
(310101c) Copper tube is the most used type of tubing in industry. What type of copper tubing would a colour code of green represent?
The prefix "Kilo" can be expressed as?
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 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?
In a simple circuit, if I= 4 A and R=2 ohms, what is the voltage drop over the resistor of the circuit?
Convert the following quantities to the units asked for: 4572 cm to yards.
Isolate for"h" in the following equation y=(h-t)/r
"An electric circuit in which the normal path of current has been interrupted." is the best description of which of the terms below?
The circumference of a circle is calculated with which correct equation?
(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??
Calculate the relative density for a fluid that has a density of 748 kg/m³
Chart recorders still have a place in industry for specific applications. Which of the applications below would be used to fulfill AER requirements at royalty trigger points for natural gas?
Which organization sets standards for boots and safety glasses in Canada?
There are several terms that are used to describe the features of a particular thread type. Which of the terms below would best describe a thread with a 16 TPI?
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?
There are numerous designs of batteries. Which of the batteries below would be generally considered to be the most maintenance free?
Before allowing power to a device, it may be required to neutralize it's environment. Which of the methods below would best be described as a consistent positive pressure within an enclosure?
There are several different types of drills tools used in industry. Which of the drills below would be best used for exacting work, hole no bigger than a ½" in diameter?
A 2000 kg train is traveling east with a speed of 25 km/h. Determine the mass of a truck travelling at 15 km/h would have to have to be travelling at the same momentum.
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?
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?
Loss of pressure is a by product of several factors in a piping system. If the length of a straight section of pipe was shortened by half, which of the answers below would be the result?
"An angle is one which is more than 90° but less than 180°" is a description of which mathematical term?
One coulomb is equal to how many electrons?
(310102c) Resistors are commonly rated in 3 distinct ways. Which of the answers below would best relate a "resistance" rating?
If a pressure change of 20 kPa to 60 kPa is to fully stroke a valve, what strength of spring must be used. The control valve has a stem travel of 7.5 cm and the effective area of the diaphragm is 0.09 m^2
In Unified National nomenclature what does the "1/2" represent in this bolt class- 1/2-12-UNC 3A
There are several different ways to apply force to an actuator. Which one of the methods below would use a piston for operation?
Choose the answer below that has the words in order to correctly fill in the blanks. "A ______ in per unit volume temperature of a conductor, offers ______ resistance to current"
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?
If you have 40 hammers and 50 chisels, what is your ratio of hammers to chisels?
(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 leak-proof at any temperature or pressure
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
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 decrease in resistive load?
(310104a)There are numerous components to a valve. Which of the components below would best be referred to as a seal for the static portion of the valve against leakage?
There are many electrical symbols used in industry today. Which of the answers below correctly identifies the following symbol?
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 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
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."?
(310102c) Resistors have several construction methods. Which of the resistors below would have 2 fixed terminals and a sliding contact?
What is the SI unit of force?
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
There are many different parts to a parallel circuit. Which of the answers below corresponds correctly with the number "4" in the picture below?
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
State ⁶⁵⁄₁₄ as a mixed fraction.
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?
Hazardous locations are further divided into specific zones and divisions. Which of the answers below would apply if flammable vapours were present for less than 10 hours a year?
Each one of the installations of purge/pressurization has its own requirements for additional equipment. Which of the installations below would also require a 2.5 mm minimum water gauge flow to be maintained?
There are many different applications for copper tube. Which of those applications below would have the greatest internal operating pressure ratings?
If, for every 10 C of charge, 40 J of energy is available, what is the voltage?