A randomized 100 question test from a pool of 1236 questions, good luck!
"Hydrostatic" pressure is sometimes referred to as
A tight seal to the face is required by all respirators. This is a critical element in which of the following type(s) of respirator? Of the options below, choose the best answer.
(310104d) There are several features available on valve positioners in industry today. Which of the features below can be best described as one that uses negative feedback in it's operation?
A car traveling west has an initial speed of zero, and accelerates at a rate of 4 m/s² for 6 seconds. What is the displacement of the car?
The perimeter of a square is calculated with which correct equation?
"This type of respirator has two different types that are available. These are continuous flow, and pressure demand respirators. " This statement best describes which of the following respirators?
There are many electrical symbols used in industry today. Which of the answers below correctly identifies the following symbol?
What type of flux is generally used the most in electronic soldering?
Calculate ¾ x ⅚, and state answer as a proper or mixed fraction
In the contract of apprenticeship, there are several responsibilities that all parties have. Which of the parties below would have the responsibility to permit the apprentice to register and attend technical training?
"The heat required to raise the temperature of the unit mass of a given substance by a given amount with no change in it's phase:, is a description of which physics term?
To perform an "Angularity" adjustment, the order of step(s) is/are?
The volume of a sphere is calculated with which correct equation?
Even though explosion safety equipment must be able to deal with extreme pressures, maintenance must also be allowed to occur. Which of the enclosures below would allow for both maintenance and protection from explosion?
What is the SI unit of pressure?
(310104a) There are only two major parts to a sliding stem control valve assembly. Which of the components below would best be described a a device that produces linear motion from a source of power to control the flow of .energy of a process?
(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 tube to tube?
There are several components to a properly soldered joint. Which of the components below would be used during soldering to remove the oxide layer?
The sliding Vernier calipers are a widely used measuring device. Which of the parts below best relates to "6"?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for oxidizing material?
If it were necessary to operate an 50-300 kPa valve actuator, but you had a 20-80 kPa control signal, the relay used would be?
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?
The volume of a cube is calculated with which correct equation?
The trigonometric ratio of tangent is calculated with which mathematical equation?
(310105d) Hp is a common term seen to rate power. Which of the answers below reflects the amount of work done in 15 mins by a 45 hp motor?
If the total error is 1.5 and the dead band error is 0.3, what is the hysteresis value?
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
For every gas law there is a corresponding equation. Which of the gas laws below is represented by the equation "PV=ZnRT"?
There are several methods to routing and protecting cable, tubing, and insulated impulse lines. Which of the answers below would be best describe a major difference between metal conduit and cable tray?
Solve for the missing side.
Of the types of link and lever calibration methods below, which one requires a minimum of 4 adjustments?
A mass of 7 kg is placed on top of a spring and that spring compresses 6 cm. What is it's spring rate?
(310102c) Resistors have several construction methods. Which of the resistors below would have 2 fixed terminals and a sliding contact?
Which are the two major categories of pressure regulators?
From the information given in the diagram below, what is the voltage across each resistor?
Explosion-proof equipment has several components that make it effective. Which of the components below is a requirement for equipment to be considered explosion-proof?
Ladders have specific designs for specific applications. Which of the answers below correctly identifies the ladder in the following picture?
(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?
"The production of an electromotive force in one circuit by a change in current in a separate circuit." is the best description of which of the terms below?
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."
5 coulomb of charge require how many electrons?
"The quantity of motion of a moving body, measured as a product of its mass and velocity," is the description of which mathematical term?
Lifting a load with rigging is an involved and potentially dangerous task. When working with slings, which of the angles below is the commonly used safe lifting angle?
There are many different types of alloy steels, each with specific properties. Which of the elements below would have the effect of refining the grain of the steel to allow for greater resistance to corrosion and temperature extremes?
Which of the following is not affected by a positioner?
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 transmitter output signal if the fluid level is at 8.65 meters?
In a simple circuit, if I= 6 A and R=3 ohms, what is the voltage drop over the resistor of the circuit?
A _________ has the air connection usually above the diaphragm
If a closed tank is pressurized to 18 psig and the pressure gauge at the bottom of the tank reads 39 psig, what head (in meters) of a liquid with a R.D. of 0.76 is contained in the tank
"The heat absorbed per unit mass of a given material at its boiling point that completely converts the material to a gas at the same temperature", is a description of which physics term?
Materials with four electrons in their valence shell are considered what?
Tube fittings can be put into three general categories, each with distinct components. Which of the categories below includes a bite type fitting?
Synthetic slings can be selected for a task specific application. Which of the sling property below would allow a nylon sling to be used in an explosive atmosphere?
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 a physical barrier at the open end of a process pipe?
There are several types of purge/pressurization permits that are available. Which of the permits below would best be used when an enclosures classification must be reduced from Class I, Zone 1 to non-hazardous?
There are 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
(310105d) For displacement to occur, several forces must act upon a mass. Which of the forces below would oppose the direction an applied force?
there are numerous pieces of rigging equipment. Which of the answers below correctly identifies the item in the picture that follows?
(310104b)There are several connection methods available for valve installation. Which of the connection methods below would be referred to as a "Van Stone" flange connection?
The result of a _______ actuator is installed with a ________ valve will be air-to-open
There are several different types of hammers used in industry. Which of the hammers below best represents the following picture?
There are many different parts to a parallel circuit. Which of the answers below corresponds correctly with the number "3" in the picture below?
There are many terms associated with "Energy". Which term below is correctly described as, "is the energy of physical positioning."?
(310102c) Resistors have several construction methods. Which of the resistors below would have 1 fixed terminal and a sliding contact?
Convert ¹⁰⁄₁₅ to a decimal.
A control valve is to have a stem travel of 5.6 cm. The diaphragm in use has an area of 0.09m². What strength of spring must be used if the desired pressure change from from 40 kPa to 110 kPa will fully stroke the valve?
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
Hysteresis can only be calculated.
"Is an electrical quantity that measures how the device or material reduces the electric current flow through it." is the best description for which of the terms below?
There are numerous types and styles of valves in industry. Which of the additions to a scotch yoke valve allows for proportional positioning?
For every gas law there is a corresponding equation. Which of the gas laws below is represented by the equation "P₁V₁n₂T₂=P₂V₂n₁T₁"?
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
Some enclosures have removable coverings to allow maintenance work. Which of the enclosures below would have a round cover?
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?
There are several key concepts to understand when dealing with pressure measurement. Which of the terms below would best be described as,"the measure of the intensity of the force imposed on this object by the local gravitational field"?
There are several definitions used frequently in the CEC. "Limitation of current and voltage in the circuit prevents excessive heat and the formation of ignitable sparks" would best describe which of the answers below?
In the figure below, R1= 10 ohms, R2=6 ohms, and R3=4 ohms, with the battery producing 40 V, what is Amperes of the circuit?
CSA approved head, eye, and foot protection is required for all workers. This is best legislated by which of the following acts?
With a direct acting actuator, as air pressure increases:
When an atom gains an electron, it is commonly referred to as which of the below?
Moment balance Negative feedback system consists of:
"A whole number and a fraction combined into one number", is a description of which type of fraction?
If a battery has a rating of 75 Ah, theoretically it could provide 6.8 A for how long?
(310102m) There are numerous electrical terms relating to specific components. Which of the terms below can be best described as the the process of accumulating energy in a capacitor?
(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 grounding of transformer circuits for instruments?
A "wheel and axle" is an example of which type of machine?
In the SI system of measurements, there are several symbols used for magnetism. Which of the measurement units below would represent "relative permeability"?
When dealing with welding gases and fumes, it is a good practice to limit your exposure to them. The first option to reduce exposure to these fumes and gases is to weld in which of the following locations?
Bourdon measuring elements have tubes that are classified into three broad categories. Which of the tube types below would be moderately sensitive to pressure changes?
There are several types of measuring elements used in industry. Which of the answers below is best represented by the picture below?
In soldering there are many terms used. Which of the terms below would best describe a poorly formed soldered joint?
(310105d) Hp is a common term seen to rate power. Which of the answers below reflects the conversion of 278 hp to watts?
There are some terms that are associated with capacitors. Which of the terms below is defined as the permittivity of a given material relative to that of the permittivity of a vacuum.
From the information given in the diagram below, what is the total current if R1= 3 ohms, R2= 5 ohms, R3= 7 ohms, R4= 6 ohms and the battery produces 24 V?
Of the list below, what is the standard unit of quantity of electricity in the International System of Units (SI)?
There are many terms for specific electrical components. Which of the components below is best described as a passive electrical component with the primary function to limit the flow of electric current?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for compressed gases?
Bourdon measuring elements have tubes that are classified into three broad categories. which of the tube types below would be the most sensitive to pressure changes?
There are many different parts to a parallel circuit. Which of the answers below corresponds correctly with the number "7" in the picture below?
The volume of a rectangle is calculated with which correct equation?