A randomized 100 question test from a pool of 1236 questions, good luck!
A mass of 6 kg is placed on top of a spring and that spring compresses 5 cm. What is it's spring rate?
Which of the welding processes below would welding goggles be worn?
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."
In the WHMIS system, "Oxidizing material" is represented by which hazard class? Choose from the following answers.
(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??
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 "4 mm" refer to?
The relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 0 R?
Electromagnetism is a property of electrical charges moving through materials. Use one of the answers below to correctly fill in the blanks of the following sentence, "A magnetic fields strength in close proximity to conductor is _________ to the amount of current flowing through it."
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?
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."
In a simple circuit, if E=3 V and R=5 ohms, what is the current of the circuit?
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?
What pressure does a column of liquid exert with a density of 56.7 lbs per cubic foot and a height of 54 inches
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?
(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 numerous guidelines provided in section 18, appendix B, from the CEC. Which of the rules from that appendix would relate to ignition temperatures?
The CEC generates a gas grouping based on the potential combustion, and results of combustion of each type. Which of the groups below would Acetylene belong to?
1 pound force is equal to
With the proper formula "Work" is a measurable quantity. Which answer below represents the part of that equation that is measured in "Newtons"?
When 150 C passes by a point in a wire in 6 seconds, what is the current in amperes?
When taping a blind that does not go through the metal, the proper steps to tap it are:
(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 larger OD tube to a smaller OD tube?
"A simple circuit for measuring an unknown resistance by connecting it so as to form a quadrilateral with three known resistances and applying a voltage between a pair of opposite corners." is the best description of which of the terms below?
What is the purpose of the PTC switch in a lithium battery?
"Is an area where no movement occurs with the actuators change in direction." describes which term?
(310102n) Instrument enclosures are all built to a NEMA standard. Which of the standards below would generally not be used to protect current electronic instrumentation?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for flammable material?
With the proper formula "Work" is a measurable quantity. Which answer below represents the "displacement" part of that equation?
Which of the terms below is the best definition by the statement, "An electric current in which the flow reverses consistently."?
When selecting a valve for a piping system, several factors must be considered. Which of the terms below can be correctly described by the statement, "Constitutes the pressure differential generated between two defined points through various ares of loss."
In the WHMIS system, "Acute poisons" is represented by which hazard class? Choose from the following answers.
(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?
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?
If a tool increases from $43 to $76, what is the percentage increase?
There are several types of measuring elements used in industry. Which of the answers below is best represented by the picture below?
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 0-12 meters. What is the transmitter output signal if the fluid level is at 8.65 meters?
Solve for the missing angle.
This valve is primarily used in slurry service and is not over 8 inch in general
(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 an electrical communication system?
Solve for x: 45-200÷10=x
"The tube straightening out is a direct result of the pressure acting inside the tube" is the principle of operation of which pressure to force converter?
There are many electrical symbols used in industry today. Which of the answers below correctly identifies the following symbol?
For every gas law there is a corresponding equation. Which of the gas laws below developed with the addition of Avogadro's Gas Law?
In the fraction A/B. is B the numerator?
The symbol for a amperes is which of the below?
Calculate 2 5/6 -1 3/4, and state answer as a proper or mixed fraction
The relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 0 K?
Under the Workers compensation act, are apprentices and learners entitled to compensation?
(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 leak-proof at any temperature or pressure
There are several different notations on a length of pipe. Which of the notations below would have the thinnest pipe wall?
There are several terms used when describing circuitry or equipment on hazardous locations. Which of the terms below would be best described as electrical/electronic circuitry that is incapable, under normal operating conditions, of causing ignition of a specified flammable gas-air, or vapor-air,mixture?
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
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
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?
"A fraction that is less than one, with the numerator less than the denominator", is a description of which type of fraction?
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 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
(310103f) There are several components used in measuring and controlling a process variable. Which one of the components below would be responsible for converting a measured PV into an output signal?
There are several methods to routing and protecting cable, tubing, and insulated impulse lines. Which of the methods below would be best to run cable to location?
Determine x if 5:16=x:128.
What are the three main elements of a regulator?
There are many studies on how pressure and force affect fluids. "Fluid pressure is proportional to density." is one of the principles of which answer below?
"Either of two angles that added together produce an angle of 90°" is a description of which mathematical term?
When 15 C passes by a point in a wire in 7 seconds, what is the current in amperes?
There are several types of purge/pressurization permits that are available. Which of the permits below would best be used with a pressurized enclosure that contains equipment which is capable of ignition?
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?
In industry, there are several types of protection used to reduce the risk of explosion. Which of the methods of protection below is best defined as "The only method that avoids the propagation of combustion to the surrounding atmosphere by allowing the explosion to occur, but confining it to a well-defined area."?
What is the name of the tool used to cut internal threads after drilling a hole?
When making an angularity adjustment, what is the first adjustment made?
In the SI system, the unit used for mass is?
Density is a key component for measurement. Which of the formulas below represent the proper equation to find the density of an object?
"Control devices that use the fluid medium that they control to obtain their energy" is a description of what?
The area of a circle is calculated with which correct equation?
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."?
(310102c) Resistors have several construction methods. Which of the resistors below would make use of a nickle-chromium resistance wire?
A column of water at 4C, 6.5 meters in height exerts what amount of pressure?
What is the pressure generated by a mass of 4 kg placed on a the top of a cylindrical piston with a 5 cm diameter filled with gas?
(310102n) Instrument enclosures are all built to a NEMA standard. Which of the standards below would a "hose test" pass be required?
(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??
A column of water with a density of 43 lbs per cubic foot and a height of 65 inches, exerts what amount of pressure ?
Materials with five or more electrons in their valence shell are considered what?
There are several properties to a circuit. Which of the terms below best defines the opposition to a change in current?
If a closed tank is pressurized to 26 psig and the pressure gauge at the bottom of the tank reads 53 psig, what head (in meters) of a liquid with a R.D. of 0.15 is contained in the tank
(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 signal circuits that are considered Class 1?
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?
In relation to hacksaws, "pitch" is referred to as?
What are the 2 major parts of a control valve?
There are several different items involved in removing or installing a flanged control valve. Which of the items below provides the seal between the flanges?
Reduce ⁹⁄₁₄ and state as a proper or mixed fraction.
The best description for "Zero adjustment" in relation to calibrating instruments is which of the following?
What is the pressure generated by a mass of 4 kg placed on a the top of a cylindrical piston with a 4 cm diameter filled with gas?
The radius of a circle is calculated with which correct equation?
The 3 key elements of the WHIMIS system are, worker education, labels and ________. Choose from the answers below to fill in the blank.
What is the area of a semi-circle with a diameter of 2.45m?
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?
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?
The two main functions of a negative feedback system are:
If the total error is 1.5 and the dead band error is 0.3, what is the hysteresis value?
What power of soldering station is used for electronic soldering?
To move 250 C across two points. when the voltage is 20 V, how much energy is required?