A randomized 100 question test from a pool of 1236 questions, good luck!
The inert purge gases for GMAW and GTAW welding processes are non-toxic, but are still dangerous. In what situation below would these gases be a danger?
Which of the welding processes below would welding goggles be worn?
60% of 54 is what?
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 0-20 meters. What is the transmitter output signal if the fluid level is at 6.65 meters?
Of the answers below, which one is a disadvantage of a Pinch valve?
What is the formula that the pneumatic relays amplification or gain is expressed by?
In Unified National nomenclature what does the "1/2" represent in this bolt class- 1/2-12-UNC 3A
Which are the two major categories of pressure regulators?
A "wheel and axle" is an example of which type of machine?
Isolate the following equation for "v": d=vt
Locking out energy sources physically is a vital part of servicing valves. Which of the valves below would you use a circular lockout device on the handle?
The perimeter of a rectangle is calculated with which correct equation?
Both °F and °C are used in industry currently. Which of the answers below correctly identifies 145 °C to °F?
Which of the following is not affected by a positioner?
What power of soldering station is used for electronic soldering?
"A fraction in which the numerator is greater than the denominator", is a description of which type of fraction?
If field servicing, or removing, a control valve from a piping system it is important to recognize the piping isolations. Which of the isolations below correctly identifies the following picture?
"Control devices that use the fluid medium that they control to obtain their energy" is a description of what?
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."
"An angle that measures less than ninety degrees but more than zero degrees" is a description of which mathematical term?
(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?
What is the density of water?
"This workplace hazard consists of organisms or organic matters produced by these organisms that are harmful to human health." This statement best describes which of the hazards below?
(310104d) Valve positioners provide several advantages over standard valves. Which of the advantages below would best relate to the flexibility of operating modes?
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?
The volume of a sphere is calculated with which correct equation?
Absolute and relative temperature scales each have their [own names for Imperial and SI scales. Which of the answers below correctly identifies the Imperial relative temperature scale?
(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 2 power circuits that are considered low energy?
There are two very common types of metric vernier calipers. Which of the answers below best represents the minimum accuracy of a metric Vernier caliper?
To alter the pressure setting of a regulator, you would adjust what?
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?
Both °F and °C are used in industry currently. Which of the answers below correctly identifies 257 °F in °C?
(310102c) Resistors have several construction methods. Which of the resistors below would have 2 fixed terminals and a sliding contact?
Lenz Law states:
There are many terms that are used with precise measurements. Which of the answers below is the term used when the answer to a problem has more significant digits that the measurements that have been recorded?
Covert 3 ⅘ to an improper fraction
34.450 in engineering notion is what?
(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?
There are several terms which relate to charging of a capacitor. Which of the terms below would apply to the period when the capacitor gets to 5τ?
There are several terms that are used specifically with flammable gases and liquids. Which of the terms below is best described as the minimum or maximum concentration levels of a flammable or combustible material for ignition?
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?
The relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 0 R?
There are a number of steps to calibrating a two pen chart recorder. Which of the steps below would the pen arc adjustment/verification be?
In industry, electrostatic hazards are very important to understand. Which of the answers below correctly identifies an work station that has an anti-static mat on it?
There are 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
(310103f) Strain type gauges are commonly found in industry. Which of the gauges below is known to be non-linear?
Circular chart recorders have several specific accessories. Which of the answers below would best describe the accessory that allows the additional measurement of differential and static pressures?
The area of a circle is calculated with which correct equation?
If a battery has a rating of 120 Ah, theoretically it could provide 12 A for how long?
How is the term "Cv" calculated?
14.696 psia is equal to?
From the information given in the diagram below, what is the total parallel resistance of the circuit?
Calculate the relative density for a fluid that has a density of 748 kg/m³
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
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 1000 hours a year?
The best description for "Zero adjustment" in relation to calibrating instruments is which of the following?
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?
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 R3?
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?
(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?
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 only?
To preform a "Span" adjustment the order of the step(s) is/are?
(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?
The CEC generates a air grouping based on the potential combustion, and results of combustion of each type. Which of the groups below would Propane belong to?
Determine the voltage V(bd) with R1=70k ohms, R2= 136k ohms and R3= 360K ohms, with a current of 0.754 mA
If a closed tank is pressurized to 145.345 kPa and the pressure gauge at the bottom of the tank reads 156.456 kPa, what head (in feet) of a liquid with a R.D. of 0.67 is contained in the tan
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 letter "C" in the picture below?
A mass of 5 kg is placed on top of a spring and that spring compresses 6 cm. What is it's spring rate?
What are the three areas of WHMIS?
If a closed tank is pressurized to 125.345 kPa and the pressure gauge at the bottom of the tank reads 186.456 kPa, what head (in feet) of a liquid with a R.D. of 0.05 is contained in the tan
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?
State 3 ⅞ as a mixed fraction.
There are several vital components to a differential pressure unit in a chart recorder. Which of the components below would be to used in squaring the drive arm and link as well as the range arm?
Express ³²⁄₄₄ as a percent.
The CEC generates a hazardous area result by investigating the contents of the area. Which of the designations below would be used based on the explosive characteristics of the material?
An instrument technician sometimes has to do calibrations while the process is still running. Which of the terms below identifies a calibration done on a live process?
"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?
How many coulombs of charge pass though a given point in 1 second, if the current is 16mA
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 fluid level if the transmitter signal is 35 kPa
A mass of 5 kg is placed on top of a spring and that spring compresses 7 cm. What is it's spring rate?
What is the purpose of the PTC switch in a lithium battery?
Magnets have been classified into two distinct groups. Which of the answers below is best described as an electromagnet which only retains magnetism when an electrical current is running through it?
The sliding Vernier calipers are a widely used measuring device. Which of the parts below best relates to "2"?
There are may different trades and occupations within Alberta. Which of the answers below correctly identifies the number of Alberta designations?
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?
The prefix "giga" can be expressed as?
(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?
Batteries come in two common varieties. Which of the terms below can relate best to a rechargeable cell?
(310102m) A capacitor's voltage increases in a very predictable way. Which of the answers below represents the total time constant intervals required to achieve a full charge in a typical capacitor?
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
Using the Pythagorean Theorem solves for which mathematical term?
Tubing has many distinctive applications in industry. Which of the associations below provides the standards commonly used for tubing in instrumentation?
A column of water at 4C, 6.5 meters in height exerts what amount of pressure?
(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 a it with a smaller one in a simple circuit?
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 0-9 meters. What is the fluid level if the transmitter signal is 56 kPa
There are many different types and styles of tubing in industry, but they can all be grouped into categories. Which of the answers below best represents all of the categories of tubing?
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?
Reduce and state answer as a proper or mixed fraction: ³⁴⁰⁄₁₆.
State the number 23.569 x 10¹³ using engineering notation and round the answers to three significant digits.
Convert ⅘ to a decimal.