A randomized 100 question test from a pool of 1236 questions, good luck!
"Is done when a force that is applied to an object and moves that object." is a description of which mathematical term?
There are several vital components to a differential pressure unit in a chart recorder. Which of the components below would be adjusted for any slight angularity issues?
When taking measurements, there are several terms that are commonly used. Which of the terms below is best described as the degree to which the result of a measurement that conforms to the required standard.
Calculate the gain when a change from 0.25 psig to 1.5 psig in nozzle backpressure and a change from 3 psig to 20 psig in the relay output occurs.
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 and fuse only?
In industry, there are several types of protection used to reduce the risk of explosion. Which of the methods of protection below would explosion-proof equipment be primary used?
"A triangle in which all three sides are equal." is a description of which mathematical term?
Calculate the gain when a change from 1.55 psig to 2.15 psig in nozzle backpressure and a change from 3 psig to 20 psig in the relay output occurs.
(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 different types of layout tools used in industry. Which of the tools below best represents the following picture?
The standard unit of conductance is which of the below?
The CEC generates a gas grouping based on the potential combustion, and results of combustion. Which of the groups below would non-metallic dust that is electrically conductive belong to?
(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?
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?
Each one of the installations of purge/pressurization has its own requirements for additional equipment. Which of the installations below would also require a 2.5 mm minimum water gauge flow to be maintained?
The sliding Vernier calipers are a widely used measuring device. Which of the parts below best relates to "6"?
The CEC has classified hazardous areas by a specific set of terms. Which of the answers below contains those terms in the correct order?
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?
The equation to calculate density is?
(310102c) Manufactured resistors have two broad categories. Which of the resistors below would be considered as a fixed resistor?
If a tool increases from $43 to $76, what is the percentage increase?
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.
There are numerous designs of batteries. Which of the batteries below would be generally considered to be the most common?
There are several different types of layout tools used in industry. Which of the tools below best represents the following picture?
With the proper formula "Work" is a measurable quantity. Which answer below represents the part of that equation that is measured in "joules"?
"Change (variance) In total amounts expressed as percentages." is the description of which term?
(310102n) Instrument enclosures are all built to a NEMA standard. Which of the standards below would use materials that were resistant to corrosion in it's construction?
Convert 16.5 psi into kPa
A moment balance negative feedback system is a motion balance system?
Which type of actuators are widely used where a large amount of mechanical travel is necessary?
If a closed tank is pressurized to 12 psig and the pressure gauge at the bottom of the tank reads 56 psig, what head (in meters) of a liquid with a R.D. of 0.75 is contained in the tank
In any intrinsically safe loop there are several main items that are vital to the loop. Which of the answers below contains those items?
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?
The 3 key elements of the WHIMIS system are, material safety data sheets, labels and ________. Choose from the answers below to fill in the blank.
A mass of 5 kg is placed on top of a spring and that spring compresses 5 cm. What is it's spring rate?
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?
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 transporting workers?
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?
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 decrease in resistive load?
To move 225 C across two points. when the voltage is 45 V, how much energy is required?
In relation to hacksaws, "pitch" is referred to as?
The outermost shell of an atom is called the valence shell.
“The force acting on an object is equal to the mass of that object times its acceleration.” is the description of which one of Newton's laws?
In the fraction A/B. is B the numerator?
There are several different ways to apply force to an actuator. Which one of the methods below would a scotch yoke actuator use for operation?
There are 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
"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?
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?
When an atom loses an electron, it is commonly referred to as which of the below?
(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?
State this fraction as a mixed fraction: ⁵⁵⁄₈.
State the number 236.478 x 10¹¹ using scientific notation and round the answers to three significant digits.
What is the pressure generated by a mass of 2 kg placed on a the top of a cylindrical piston with a 2 cm diameter filled with gas?
(310104d) Valve positioners provide several advantages over standard valves. Which of the advantages below would best relate to the increased speed of supplying the actuator with air?
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."
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?
(310105d) The displacement of an applied force is a measurable quantity. Which of the terms below would be equal to "J" as a of measurement?
A vacuum gauge indicates a pressure of 15" Hg. What will the pressure be , in kPaa, if the atmospheric pressure is 13.9 psia?
State 3 ⅞ as a mixed fraction.
Scaffolds use is daily occurrence at most job sites. Any scaffold that is constructed must be designed to handle _____ times the potential load placed on it. Use that answers below to correctly fill in the blank.
Choose the correct order of mathmatical operations.
"The quantifiable change in position of an object, including how far the object travels and in what direction, before achieving it's final position." is the description of which mathematical term?
There are several vital components to a static pressure mechanism in a chart recorder. Which of the components below would be used as a span adjust?
Valves require several different styles of physical lock out device. Which of the styles below correctly identifies the device in the following picture?
A _________ has the air connection usually above the diaphragm
Magnetism has several terms that must be understood. Which of the terms below would best be defined as a measurement of the total magnetic field which passes through a given area?
(310103d) There are several different designs of regulator. Which of the loading element designs below would have to slowest response to changes in downstream pressures?
Determine the voltage V(ab) with R1=70k ohms, R2= 100k ohms and R3= 360K ohms, with a current of 0.754 mA
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?
"A characteristic where flow capacity increases linearly with valve travel. Flow is directly proportional to valve travel." is the best description of which of the terms below?
There are many studies on how pressure and force affect fluids. "Container shape does not affect fluid pressure." is one of the principles of which answer below?
Although there are numerous type of batteries, they all share a common construction. Which of the answers below contains all the required parts of a battery?
A mass of 7 kg is placed on top of a spring and that spring compresses 6 cm. What is it's spring rate?
What is the pressure generated by a mass of 4 kg placed on a the top of a cylindrical piston with a 3 cm diameter filled with gas?
The relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 0 K?
The result of a _______ actuator is installed with a ________ valve will be air-to-close
Reduce and state answer as a proper or mixed fraction: ³⁴⁰⁄₁₆.
Reduce and state answer as a proper or mixed fraction: ¹²⁄₄₈.
If a pressure change of 20 kPa to 80 kPa is to fully stroke a valve, what strength of spring must be used. The control valve has a stem travel of 2.7 cm and the effective area of the diaphragm is 0.08 m^2
If the total error is 1.4 and the dead band error is is 0.6, what is the hysteresis value?
In the fraction A/B, is A the numerator?
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?
In the contract of apprenticeship, there are several responsibilities that all parties have. Which of the parties below would have the responsibility to complete acceptance and release cards are properly filled out and submitted to the proper authority?
When 125 C passes by a point in a wire in 8 seconds, what is the current in amperes?
(310101c) There are a wide variety of tubing fitting types with specific name describing them. Which of the fittings below would have two tube ends in line and one pipe connector?
(310101c) There are several categories for connecting tubing. Which of the methods below is never used as a tubing connection method?
If a closed tank is pressurized to 101.345 kPa and the pressure gauge at the bottom of the tank reads 130.456 kPa, what head (in feet) of a liquid with a R.D. of 0.45 is contained in the tank
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?
With a direct acting actuator, as air pressure increases:
(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?
The sliding Vernier calipers are a widely used measuring device. Which of the parts below best relates to "1"?
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?
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."?
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?
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?
Which term can be defined as the pressure at any point in an atmosphere due solely to the weight of atmospheric gases above the point concerned
(310104b)There are many different valves to be used for different processes. Which of the valves below would best be used in a high pressure process?
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
There are numerous types and styles of valves in industry. Which of the additions to a scotch yoke valve allows for proportional positioning?
(310102c) Resistors have several construction methods. Which of the resistors below would have the capacity to change its resistance value?