A randomized 100 question test from a pool of 1236 questions, good luck!
The use of process seals is required in some applications. Which one of the terms below is best described as a seal that prevents the process from passing into the electrical conduit in the event of the initial seal failure?
Magnetism has several terms that must be understood. Which of the terms below would best be defined as a measurement of the total magnetic field which passes through a given area?
"A fraction in which the numerator is greater than the denominator", is a description of which type of fraction?
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?
A mass of 5 kg is placed on top of a spring and that spring compresses 7 cm. What is it's spring rate?
"An object at rest stays at rest and an object in motion stays in motion with the same speed and in the same direction unless acted upon by an unbalanced force." is a description of which one of Newton's laws?
State the number 23.569 x 10¹³ using engineering notation and round the answers to three significant digits.
State the number 469.4 x 10¹⁵using engineering notation and round the answers to three significant digits.
"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?
What is the area of a rectangles with sides measuring 15.5 cm, and 12.6 cm?
What are the 2 major parts of a control valve?
There are many studies on how pressure and force affect fluids. "Fluid pressure is exerted in all directions." is one of the principles of which answer below?
(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?
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 R1?
The radius of a circle is calculated with which correct equation?
There are electrical properties that are inherent to coils. Which of the answers below correctly identifies the properties that a coil possesses?
"A pressure change occurring anywhere in a confined incompressible fluid is transmitted throughout the fluid," is a description of which principle?
(310103f) There are several methods for measuring process variables. Which of the transmitters below would use a fixed restrictor as well as a feedback bellows in the creation of an output pressure signal?
What item would be used on a pneumatic system to speed up the pneumatic signal?
There are several different notations on a length of pipe. Which of the notations below would have the smallest pipe ID?
The Si unit for measuring force is the Newton. Which of the answers below is equal to an object that has a mass of 65830 g?
The types of tube available in industry are somewhat application specific. Which of the tube types would be best suited for a corrosive process?
A battery has a rating of 80Ah, this means it can supply
If a closed tank is pressurized to 18 psig and the pressure gauge at the bottom of the tank reads 39 psig, what head (in meters) of a liquid with a R.D. of 0.76 is contained in the tank
Express 60% as a reduced fraction.
"The quantifiable change in position of an object, including how far the object travels and in what direction, before achieving it's final position." is the description of which mathematical term?
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?
(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
(310104a) There are only two major parts to a sliding stem control valve assembly. Which of the components below would best be described a a device that produces linear motion from a source of power to control the flow of .energy of a process?
Which pressure to force converter is typically used in dial indicating pressure gauges?
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 volume of a cylinder is calculated with which correct equation?
(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 it with a larger one in a simple circuit?
Ladders have specific designs for specific applications. Which of the answers below correctly identifies the ladder in the following picture?
Both °F and °C are used in industry currently. Which of the answers below correctly identifies 145 °C to °F?
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?
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
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 visual indicator only?
"A proportion of a whole expressed as a number between 0 and 100 rather than as a fraction."
There are several properties to a circuit. Which of the terms below best defines the opposition to a change in current?
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?
What is the term used to describe the total opposition to current flow in an AC circuit?
(310102c) Resistors have several construction methods. Which of the resistors below would have the capacity to change its resistance value?
(310105d) The displacement of an applied force is a measurable quantity. Which of the terms below would be equal to "J" as a of measurement?
"Is the change in velocity divided by the elapsed time for the change to be completed." is the description of which mathematical term?
(310102c) Resistors have several construction methods. Which of the resistors below would make use of a glass core?
When 15 C passes by a point in a wire in 7 seconds, what is the current in amperes?
In a simple circuit, if I= 4 A and R=2 ohms, what is the voltage drop over the resistor of the circuit?
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."
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 "ia" equipment can withstand?
What type of flux is generally used the most in electronic soldering?
OH&S recognizes that there are a number of hazards on any jobsite. Which of the answers below best represents the number of broad categories that it has grouped those hazards into?
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?
(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?
There are numerous types and styles of valves in industry. Which of the actuators below best represents the following picture?
Of the valves below, which would be best for erosive service?
Hysteresis can only be calculated.
"An angle that measures less than ninety degrees but more than zero degrees" is a description of which mathematical term?
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 0-15.5 meters. What is the fluid level if the transmitter signal is 78 kPa
"Changes in temperature of a gas or object with no change in phase." is a description of which physics term?
The methods to mount an instrument are as varied as the instruments themselves. Which of the mounting methods below would capillary or impulse line to the instrument be used?
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
"A quantity having direction as well as magnitude," is a description of which mathematical term?
What power of soldering station is used for electronic soldering?
When selecting a hammer to use, what would "weight of head" help determine?
From the information given in the diagram below, what is the voltage drop over R3, if R1= 3 ohms, R2= 5 ohms, R3= 7 ohms, R4= 6 ohms and the battery produces 24 V?
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
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?
If, for every 10 C of charge, 40 J of energy is available, what is the voltage?
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?
"Is not designed for continuous occupancy, and has limited or restricted means for entry or exit." This statement best describes which of the following terms?
In a simple circuit, if E=4 V and R=1.75 ohms, what is the current of the circuit?
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?
(310105d) Heat is produced when friction occurs during motion. Which of the terms below correctly identifies the type of friction that produces of this heat?
The CEC generates a gas grouping based on the potential combustion, and results of combustion. Which of the groups below would other dusts that are combustible belong to?
(310101c) There are several categories for connecting tubing. Which of the methods below is never used as a tubing connection method?
A piece of metal with a length 13 1/4" is cut into 2 pieces. If one piece is 5 3/4' long, determine the length of the other piece.
Certain categories of tubing has specific applications in industry. Which of the categories below would be used in applications where actuator energy is carried to an FCE?
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?
Use the answers below to correctly fill in the blanks. "Resistance of a conductor is________ to it's ______."
If the total error is 1.5 and the dead band error is 0.3, what is the hysteresis value?
Two pieces of eye protection should be used together when grinding or chipping. Choose the best answer from the selection below.
If a battery has a rating of 90 Ah, theoretically it could provide 4.5 A for how long?
(650101a) There are three main sections in the occupational health and safety legislation in Alberta. Which of the sections below best relates to the minimum safety standards set for employers?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for dangerously reactive material?
Chart recorders have a couple of specific applications. Which application below would best describe the charting of results from a flow rate across an orifice plate?
From the information given in the diagram below, what is the current flowing on branch R2?
The relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 212 °F?
Convert 0.625 to a fraction.
Convert the following quantities to the units asked for: 1.75 hours to minutes.
Calculate the gain when a change from 0.5 psig to 1.35 psig in nozzle backpressure and a change from 3 psig to 12 psig in the relay output occurs.
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?
There are several vital components to a differential pressure unit in a chart recorder. Which of the components below would prevent overshoot of the URV?
There are several different ways to apply force to an actuator. Which one of the methods below would use a diaphragm for operation?
Which type of pilot valve has one supply connection and two output connections?
8 coulomb of charge requires how many electrons?
One coulomb is equal to how many electrons?
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.
(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 offset and one pipe connector?
"The displacement divided by the total time to complete the change." is the description of which mathematical term?