A randomized 100 question test from a pool of 1236 questions, good luck!
"An element or device which receives information in the form of 4-20 mA and coverts it to information in the form of 3-15 psig." is the best description of which of the terms below?
"An angle that measures less than ninety degrees but more than zero degrees" is a description of which mathematical term?
What is the pressure generated by a mass of 3 kg placed on a the top of a cylindrical piston with a 6 cm diameter filled with gas?
In a simple circuit, if E=4 V and R=2 ohms, what is the current of the circuit?
Burns have a classification by degree. If you have a surface burn, it would be considered which of the following?
Calculate the gain when a change from 0.85 psig to 2.0 psig in nozzle backpressure and a change from 3 psig to 18 psig in the relay output occurs.
State the number 0.003402 using decimal notation and round the answers to three significant digits.
There are subgroups of fuel for fires need to burn. Which of those subgroups would LPGs belong?
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?
The methods to mount an instrument are as varied as the instruments themselves. Which of the mounting methods below would the process fluid need to pass through the instrument for accurate measurements?
If a closed tank is pressurized to 121.345 kPa and the pressure gauge at the bottom of the tank reads 175.456 kPa, what head (in feet) of a liquid with a R.D. of 0.56 is contained in the tan
(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?
(310102n) Instrument enclosures are all built to a NEMA standard. Which of the standards below would a "hose test" pass be required?
There are many different applications for copper tube. Which of those applications below would have the greatest internal operating pressure ratings?
The CEC has classified hazardous areas by a specific set of terms. Which of the answers below contains those terms in the correct order?
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 Zone 2?
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?
Calculate the mass of a substance that has a density of 1479 kg/m³ and occupies a volume of 0.00631 m³
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
(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 maintenance of instruments in hazardous locations of instruments?
The volume of a rectangle is calculated with which correct equation?
Convert 16.5 psi into kPa
34.450 in engineering notion is what?
Lenz Law states:
Before entering a confined space for the first time or re-entering after a break, it is a good practice to do which of the following?
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?
If a pressure change of 20 kPa to 100 kPa is to fully stroke a valve, what strength of spring must be used. The control valve has a stem travel of 3.5 cm and the effective area of the diaphragm is 0.05 m^2
State the number 236.478 x 10¹¹ using scientific notation and round the answers to three significant digits.
If a closed tank is pressurized to 103.345 kPa and the pressure gauge at the bottom of the tank reads 145.456 kPa, what head (in feet) of a liquid with a R.D. of 0.37 is contained in the tank?
If the total error is 1.7 and the dead band error is is 0.5, what is the hysteresis value?
The equation to calculate density is?
What is the pressure generated by a mass of 2 kg placed on a the top of a cylindrical piston with a 5 cm diameter filled with gas?
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
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?
In industry, there are several types of protection used to reduce the risk of explosion. Which of the methods of protection below would positively pressurized equipment be primary used?
What is the pressure generated by a mass of 3 kg placed on a the top of a cylindrical piston with a 3 cm diameter filled with gas?
To alter the pressure setting of a regulator, you would adjust what?
"The distance traveled divided by the time elapsed to reach final position." is the description of which mathematical term?
The relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 373.15 K?
In soldering there are many terms used. Which of the terms below would best describe a poorly formed soldered joint?
There are several varieties of manufactured resistors. Which of the answers below is constructed with a ceramic core?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for poisonous biohazardous material?
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
(310103d) There are several essential components to a pressure regulator. Which of the components below would be used as a restricting element?
Alloy steels are very common in industry. Which of the types of alloy steel would "Austenitic" piping be?
If a pressure change of 20 kPa to 90 kPa is to fully stroke a valve, what strength of spring must be used. The control valve has a stem travel of 5.5 cm and the effective area of the diaphragm is 0.065 m^2
In fluid mechanics, there is always a loss in pressure due to several factors. Which of the factors below would most affect this loss in pressure?
The sliding Vernier calipers are a widely used measuring device. Which of the parts below best relates to "4"?
There are numerous methods to mount instruments properly. Which of the methods below is shown in the picture?
In Unified National nomenclature what does the "1/2" represent in this bolt class- 1/2-12-UNC 3A
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?
"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?
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?
(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 3 tubes together?
Of the terms below, what is "Work" measured in?
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."
(310102m) There are numerous electrical terms relating to specific components. Which of the terms below can be best described as the the process of expending the accumulated energy in a capacitor?
"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?
There are several different ways to apply force to an actuator. Which one of the methods below would a vane actuator use for operation?
There are two different classification of magnets. Which of the items below would be considered a permanent magnet?
"The characteristic published by the manufacturer, based on tests performed in a closed system ensuring consistent flow behavior before installation." is the best description of which of the following terms?
There are two very common types of metric vernier calipers. If the caliper that you are using has 1mm graduations on the beam, which of the answers below represents the graduations required on the Vernier scale?
State ⁶⁵⁄₁₄ as a mixed fraction.
If a closed tank is pressurized to 134.345 kPa and the pressure gauge at the bottom of the tank reads 169.456 kPa, what head (in feet) of a liquid with a R.D. of 0.24 is contained in the tan
(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?
In the SI system, what is the fundamental hydrostatic pressure equation
What type of flux is generally used the most in electronic soldering?
What is the basic unit of matter?
(310102c) Resistors are commonly rated in 3 distinct ways. Which of the answers below would best relate a "tolerance" rating?
What is the pressure generated by a mass of 2 kg placed on a the top of a cylindrical piston with a 4 cm diameter filled with gas?
A moment balance negative feedback system is a force balance system?
Matter that is compose of only one atom is called what?
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 types of soldering irons that are available in industry. Which type of soldering iron below would a soldering pencil best refer to?
There are many different parts to a parallel circuit. Which of the answers below corresponds correctly with the number "2" in the picture below?
A battery has a rating of 80Ah, this means it can supply
If a battery has a rating of 120 Ah, theoretically it could provide 12 A for how long?
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.
What are the 2 major parts of a control valve?
Alternating current is bi-directional.
A mass of 7 kg is placed on top of a spring and that spring compresses 8 cm. What is it's spring rate?
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?
Chart recorders have some specialized applications in industry. Which of those applications would best make use of the multiple temperature inputs available?
The symbol for a voltage drop is which of the below?
The point when increasing current will not increases magnetism in an electromagnet is call?
If a closed tank is pressurized to 30 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 0.45 is contained in the tank?
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 smallest diameter of the thread?
Circular chart recorders have several specific accessories. Which of the answers below would best describe the accessory that moves the paper chart at a steady rate?
(310103f) There are several components used in measuring and controlling a process variable. Which one of the components below would be responsible for receiving an output signal and converting that into a PV value?
Covert 6 ¹¹⁄₁₃ to an improper fraction.
"A quantity having direction as well as magnitude," is a description of which mathematical term?
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 outside the magnet?
Use the answers below to correctly fill in the blanks. "Resistance of a conductor is________ to it's ______."
There are several terms that are related to electromagnetic cores. Which of the terms below would be correctly described as "a localized electric current induced in a conductor by a varying magnetic field."?
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
Which of the terms below is the best definition by the statement, "An electric current in which the flow reverses consistently."?
(310104a) There are numerous components to a valve. Which of the components below would best be referred to as a gland that seals the dynamic portion of the valve against leakage?
There are several common precision measurement tools available in industry. Which of the answers below best represents the tool pictured below?
Materials with five or more electrons in their valence shell are considered what?
Proper choices need to be made with the mounting of instruments. Which of the answers below would be a disadvantage of a instrument stand that has a cable mount?