A randomized 100 question test from a pool of 1236 questions, good luck!
Use the answers below to fill in the blanks of the following sentence. "The _____ of the plates in a capacitor is _______ to it's capacitance."
There are several different types of scribers used in industry. Which of the scribers below best represents the following picture?
(310102c) Resistors are commonly rated in 3 distinct ways. Which of the answers below would best relate a "resistance" rating?
(310103f) There are three main components in a simple signal transmission system. Which of the components below is best represented by the letter "C"?
34.450 in engineering notion is what?
"Hydrostatic" pressure is sometimes referred to as
(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 trigonometric ratio of cosine is calculated with which mathematical equation?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for flammable material?
(310101c) There are a wide variety of tubing fitting types. Which of the fittings below would best be used when terminating tube connections?
From the information given in the diagram below, what is the current flowing on branch R2?
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 as having a blind and a spacer together in one assembly?
With respect to pressure drop, which control; valve has "high" recovery characteristics?
Which term can be defined as the pressure measured from absolute zero?
If a closed tank is pressurized to 14 psig and the pressure gauge at the bottom of the tank reads 30 psig, what head (in meters) of a liquid with a R.D. of 0.87 is contained in the tank
There are several advantages and limitations to installing a galvanically isolated barrier as an intrinsically safe barrier. Which one of the answers below can be considered an advantage of this style of barrier?
Batteries come in two common varieties. Which of the terms below can relate best to a non-rechargeable cell?
If a closed tank is pressurized to 16 psig and the pressure gauge at the bottom of the tank reads 31 psig, what head (in meters) of a liquid with a R.D. of 0.37 is contained in the tank
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?
If a closed tank is pressurized to 17 psig and the pressure gauge at the bottom of the tank reads 34 psig, what head (in meters) of a liquid with a R.D. of 0.23 is contained in the tank
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?
Alloy steels are very common in industry. Which of the types of alloy steel would "Ferritic" piping be?
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?
"A flow characteristic that provides maximum change in flow rate at initial valve stroke opening." is the best description of which of the terms below?
For every gas law there is a corresponding equation. Which of the gas laws below is represented by the equation "PV=ZnRT"?
Bourdon measuring elements have tubes that are classified into three broad categories. Which of the tube types below would be used in applications having 75 MPag??
(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??
(310103f) Strain type gauges are commonly found in industry. Which of the strain gauges below is the most accurate?
If the total error is 1.9 and the dead band error is is 0.8, what is the hysteresis value?
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 R2?
To solder a joint, there are steps that need to be followed to succeed. Which of the steps below would involve ensuring contamination free parts and soldering tip?
(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??
(310103f) There are several methods for measuring process variables. Which of the transmitters below would use a pressure sensing diaphragm in the creation of an output signal?
There are three main types of measuring elements used in industry. Which of the answers below best represents the letter "B"?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for oxidizing material?
There are many studies on how pressure and force affect fluids. "Horizontal runs do not increase pressure." is one of the principles of which answer below?
When 20 C passes by a point in a wire in 12 seconds, what is the current in amperes?
(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 the installation of cathodic protection?
"Is the side across from a given angle of significance." is the description of which right angle triangle mathematical term?
Within the umbrella of intrinsically safe loops, there are several sub-categories and classifications. Which of the terms below would best be describe a field device that has a minimum of 1.3 volts it can develop or contain?
What are the two types of magnet?
(310104d) Valve positioners provide several advantages over standard valves. Which of the advantages below would best relate to the creation of two equal ranges from standard range?
Materials with four electrons in their valence shell are considered what?
Which type of valve is pictured below?
(310104a) The valve body contains some of the vital components in a valve. Which of the components below would be responsible for the alignment for the path of travel of the valve plug?
"The distance around the outside edge of a two-dimensional shape." is the definition of which mathematical term?
Solve for the hypotenuse.
There are 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
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?
There are numerous methods to mount instruments properly. Which of the methods below is shown in the picture?
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?
There are numerous steps to drilling with a power drill. Which answer below correctly identifies the size of the center punch mark in a piece to be drilled?
Hazardous locations in industry have been grouped for ease of understanding Which of the classes below is best described an area with easily ignitable fibers or flyings, but the concentration of these fibers or flyings are not in quantities that would produce ignitable mixtures?
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?
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?
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?
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
What is the pressure generated by a mass of 2 kg placed on a the top of a cylindrical piston with a 3 cm diameter filled with gas?
Gauge pressure is calculated by?
(310101c) There are several different styles of flared and flareless fittings. Which of the styles below would commonly use a O-ring seal style fitting?
With the proper formula "Work" is a measurable quantity. Which answer below represents the "displacement" part of that equation?
(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?
The CEC generates a hazardous area result by investigating the contents of the area. Which of the designations below is based on an explosive atmospheres duration and frequency of occurrence?
(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?
The sliding Vernier calipers are a widely used measuring device. Which of the parts below best relates to "4"?
Which pilot valve has two common supply connections, and two connections for output?
When servicing or troubleshooting a valve there are several steps that must be completed. In controlling hazardous energy, verifying energy sources in work area are without power, would be which of the steps below?
"A triangle where one of its interior angles is 90 degrees." is a description of which mathematical term?
The CEC generates a gas grouping based on the potential combustion, and results of combustion. Which of the groups below would non-metallic dust that is electrically conductive belong to?
If the total error is 1.5 and the dead band error is 0.3, what is the hysteresis value?
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?
Heat is based on the movement of molecules. Which of the answers below correctly fills the blank in the following sentence, "Temperature is the measurement of the average _________ of the movement of molecules."
"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?
The law of electrical charges states that like charges attract one another, an unlike charges repel one another.
In a simple circuit, if E=4 V and R=2 ohms, what is the current of the circuit?
Angle motion negative feedback system consists of:
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?
If a battery has a rating of 133 Ah, theoretically it could provide 5.75 A for how long?
Of the types of link and lever calibration methods below, which one requires only one type of adjustment?
"Is the side next to the angle of significance." is a description of which right angle triangle mathematical term?
A moment balance negative feedback system is a motion balance system?
There are many terms that are used with precise measurements. In the measurement 65.34 cm +/- 0.7 cm, which of the terms below is represented by the "+/- 0.7 cm"
There are several advantages and limitations to installing a galvanically isolated barrier as an intrinsically safe barrier. Which one of the answers below can be considered an advantage of this style of barrier?
Calculate the relative density for a fluid that has a density of 748 kg/m³
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?
(310105d) When dealing with displacement, there are two qualifiers used. Which of the answers below would be a quantity that is fully described by a numerical value alone?
Calculate the force, in newtons, which is developed to a circular diaphragm with a diameter of 75 cm, when a a pressure of 56 kPa is applied:
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?
What is the gain if nozzle backpressure changes from 1.35 psig up to 2.5 psig, and the relay output changes from 4 psig to 17 psig?
"A fraction that is less than one, with the numerator less than the denominator", is a description of which type of fraction?
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?
If a closed tank is pressurized to 10 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 0.78 is contained in the tank
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
A change in dielectric material in a capacitor, will change it's capacitance. Which of the dielectric materials below has the greatest capacitance?
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 1 to a Class I, Zone 2?
Reduce ⁹⁄₁₄ and state as a proper or mixed fraction.
Calculate ⁶⁄₇ ÷ ⁴⁄₅, and state answer as a proper or mixed fraction
Calculating absolute pressure is achieved by?
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 distance from the crest of one thread to another crest measured along the length of the thread?
(310103d) There are several different designs of regulator. Which of the designs below would make use of a weight for a loading element?