A randomized 100 question test from a pool of 1236 questions, good luck!
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 increase in resistive load?
The basic unit of matter is called?
"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?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for flammable material?
There are several different types of carbon steel in any piping system. Which of the types below would have less than a 0.3% carbon content?
Convert 175 psi to mmW.C. Barometer is 99.6 kPa(a)
State the number 0.003402 using decimal notation and round the answers to three significant digits.
The relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 0 R?
Solve for the hypotenuse.
All objects have mass which is affected by gravity. Which of the answers below represents the USCS approximate value for acceleration due to gravity?
Convert ⁸⁄₁₉ to a decimal.
There are several different ways to apply force to an actuator. Which one of the methods below would have the highest pressure transmission rate during operation?
(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?
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 largest diameter of the thread?
State the number 469.4 x 10¹⁵using engineering notation and round the answers to three significant digits.
"This type of breathing apparatus is designed to allow a reserve of air for 5-10 minutes." The answer below that this statement best describes is which one?
There are several different types of scribers used in industry. Which of the scribers below best represents the following picture?
Determine the volume of a tank in meters cubed, with the dimensions of 2.56 m, by 4.36 m, by 1.30 m
(310104b) Valve disassembling is a fundamental part of the Instrumentation trade. Which of the hazards below would be of primary importance to eliminate when disassembling a sliding stem actuator?
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 general purpose?
The prefix "Milli" can be expressed as?
For every gas law there is a corresponding equation. Which of the gas laws below developed with the addition of Avogadro's Gas Law?
The result of a _______ actuator is installed with a ________ valve will be air-to-close
Solve the equation:(4)(5)+4
Each one of the installations of purge/pressurization has its own requirements for purging times. Which of the installations below would the outlet airflow rate be measured for purging times?
In this circuit R1= 4 ohms, R2= 5 ohms and R3=9 ohms with the battery producing 40V. what is the voltage drop over R2
A mass of 6 kg is placed on top of a spring and that spring compresses 7 cm. What is it's spring rate?
(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?
(310103f) Strain type gauges are commonly found in industry. Which of the strain gauges below is the most accurate?
The equation to compute mechanical advantage is which one of the below?
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?
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?
In this circuit R1= 4 ohms, R2= 5 ohms and R3=9 ohms with the battery producing 40V. What is the voltage drop over R3?
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?
What is the absolute pressure of a vessel given a barometric pressure of 78 kPa and a gauge reading of 90 kPa
Valves require several different styles of physical lock out device. Which of the styles below correctly identifies the device in the following picture?
Which pilot valve has two common supply connections, and two connections for output?
The CEC has classified hazardous areas by a specific set of terms. Which of the answers below contains those terms in the correct order?
If a battery has a rating of 75 Ah, theoretically it could provide 6.8 A for how long?
If heat is added to a metal, does it expand?
(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?
(310103d) Regulators deal with a consistent pressure reduction. Which category of regulator is pictured below?
In the SI system, the unit used for mass is?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for oxidizing material?
What does the term "Cv" represent in calculating pressure drop?
If you have 40 hammers and 50 chisels, what is your ratio of hammers to chisels?
If, for every 20 C of charge, 80 J of energy is available, what is the voltage?
The use of process seals is required in some applications. Which one of the terms below is best described as a seal that has contacts the process?
There are several definitions used frequently in the CEC."Containing any explosion originating within its housing and prevent sparks from within its housing from igniting vapors, gases, dust or fibers in the air surrounding it." would best describe which of the terms below?
(310102m) There are numerous electrical terms relating to specific components. Which of the terms below relates best to the plotting of a capacitor that is alternately charging and discharging?
"The relationship between valve position and flow in the in an operational process system.", is the best description of which term below?
Convert 4 ⅞ to an improper fraction.
There are numerous guidelines provided in section 18, appendix B, from the CEC. Which of the rules from that appendix would relate to certification markings
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 three types of radiant energy that is given off by a typical welding arc. Choose the one that does not apply from the answers below.
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?
Of the list below, what is the standard unit of quantity of electricity in the International System of Units (SI)?
What pressure is exerted at the base of a tank that is 6.7 meters high, with a liquid that has a density of 1200 kg/m³?
(310102c) Manufactured resistors have two broad categories. Which of the resistors below would be considered as a fixed resistor?
WHIMIS was put in place to regulate controlled products in the workplace. Which of the federal regulatory bodies below would oversee the suppliers of these products?
Covert 6 ¹¹⁄₁₃ to an improper fraction.
The sliding Vernier calipers are a widely used measuring device. Which of the parts below best relates to "5"?
The prefix "Mega" can be expressed as?
convert 4 ⁴⁄₁₁ to an improper fraction.
(310103f)There are several methods for measuring process variables. Which of the transmitters below would use cavities filled with oil used as a dielectric in the creation of an output signal?
What are the two main systems of negative feedback?
What is the pressure generated by a mass of 5 kg placed on a the top of a cylindrical piston with a 3 cm diameter filled with gas?
If heat is removed from a metal, does it contract?
If, for every 10 C of charge, 40 J of energy is available, what is the voltage?
A mass of 5 kg is placed on top of a spring and that spring compresses 5 cm. What is it's spring rate?
This valve is primarily used in slurry service and is not over 8 inch in general
Which term can be defined as the pressure measured from absolute zero?
Solve for x: 45-200÷10=x
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?
(310103d) There are several different designs of regulator. Which of the elements below are you affecting when you adjust spring compression?
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?
65% of 765 is equal to?
How many coulombs of charge pass though a given point in 1 second, if the current is 15mA
Newton's first law is also known as?
By the early 1800's, there had been several gas laws discovered. Which of those laws below is best described as "that at the same temperature and pressure, equal volumes of all gases contain the same number of molecules."?
There are several terms that are used to describe the features of a particular thread type. Which of the answers below would best describe the "³⁄₁₆" in the bolt designation ³⁄₁₆-12 UNF x 6?
The area of a circle is calculated with which correct equation?
In the WHIMIS system, the workplace labels must display 3 pieces of information. Of the answers provided, choose the one that is not needed.
Solder is a vital component of the soldering process. Which of the solders below is most commonly used for repair work done by hand?
It is a good trade practice to transport gas cylinders secured and upright. From which act below did this practice come from?
1 mechanical, or imperial, horsepower is equal to which of the below?
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?
Of the methods to render a container safe for hotwork, which of the following is the most common and most effective?
Alloy steels are very common in industry. Which of the types of alloy steel would "Martensitic" piping be?
What size of resistor must be connected in series with a 10k potentiometer to get an output of 7V to 20V if the supply of the circuit is 20V?
There are 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
There are several different ways to apply force to an actuator. Which one of the methods below would use a solenoid for operation?
With the proper formula "Work" is a measurable quantity. Which answer below represents the part of that equation that is measured in "meters"?
"Which of the electrical terms below can be best described as "consisting of one or more electrochemical cells, which transform stored chemical energy directly into electrical energy."
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?
With a reverse acting actuator, as the pressure increases:
State the following number, 15.198*10¹³ using engineering notation and round the answers to 3 significant digits.
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
Ohm's law states that: