A randomized 100 question test from a pool of 1236 questions, good luck!
Before working on a task, you notice that a trench with vertical rebar ends is directly under the work location. Harnesses and anchor points are provided at the task location by the employer, which you are instructed to use. The piece of legislation that best covers the action of the employer is which of the below?
Hazardous locations in industry have been grouped for ease of understanding Which of the classes below is best described an area where gases or vapours are present sufficient quantity to produce explosive or ignitable mixtures.
The methods to mount an instrument are as varied as the instruments themselves. Which of the mounting methods below would capillary or impulse line to the instrument be used?
When a pressure of 15 psi is applied to a diaphragm actuator with a diameter of 18 cm, what is the force in Newtons (N) that is created?
"Changes in temperature of a gas or object with no change in phase." is a description of which physics term?
State the following number, 15.198*10¹³ using engineering notation and round the answers to 3 significant digits.
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?
The inert purge gases for GMAW and GTAW welding processes are non-toxic, but are still dangerous. In what situation below would these gases be a danger?
There are several different committees in the Alberta apprenticeship system. Which of the committees below would be directly responsible for resolving any disputes between employer and apprentice?
State the following number, 0.005687 using scientific notation and round the answers to 3 significant digits.
(310102g) Energy can transition between various forms. Which of the terms below can be best described as the percentage of total energy input to a machine or equipment that is consumed in useful work and not wasted as useless heat?
In the figure below, R1= 10 ohms, R2=6 ohms, and R3=4 ohms, with the battery producing 40 V, what is the power absorbed by R2?
(650101a) There are three main sections in the occupational health and safety legislation in Alberta. Which of the sections below best relates to the thorough, precise safety details for workers?
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?
There are subgroups of fuel for fires need to burn. Which of those subgroups would LPGs belong?
A conductor is passed through a magnetic field and a voltage is induced, whose law is this?
(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?
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?
Which type of pilot valve has one supply connection and two output connections?
If a pressure change of 20 kPa to 60 kPa is to fully stroke a valve, what strength of spring must be used. The control valve has a stem travel of 7.5 cm and the effective area of the diaphragm is 0.09 m^2
(310105d) The output of an applied force uses is a measurable quantity. Which of the terms below would be use "W" as it's unit of measurement?
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 0-15.5 meters. What is the fluid level if the transmitter signal is 78 kPa
To keep your back healthy, there are several steps in lifting objects. Of the following, choose the one that would not apply.
Solve for the hypotenuse.
The MSDS for each controlled product must be:
Angle motion negative feedback system consists of:
Matter that is compose of only one atom is called what?
How is the term "Cv" calculated?
(310102c) Resistors have several construction methods. Which of the resistors below would have the capacity to change its resistance value?
Electrical conduit is used to protect the cables running to the instruments. Which of the types of conduit below would be used in a corrosive atmosphere?
The relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 0 K?
If, for every 12 C of charge, 50 J of energy is available, what is the voltage?
"Is done when a force that is applied to an object and moves that object." is a description of which mathematical term?
Gauge pressure is?
There are several equations related to magnetism. Which of the terms below is represented by the equation "B=ᶲ⁄ₐ"?
Convert ¹⁰⁄₁₅ to a decimal.
Of the list below, what is the standard unit of quantity of electricity in the International System of Units (SI)?
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?
To alter the pressure setting of a regulator, you would adjust what?
What is the pressure generated by a mass of 3 kg placed on a the top of a cylindrical piston with a 4 cm diameter filled with gas?
(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 less that 50V circuits?
Determine the voltage V(ab) with R1=70k ohms, R2= 100k ohms and R3= 360K ohms, with a current of 0.754 mA
(310103d) There are several essential components to a pressure regulator. Which of the components below would be used as a measuring element?
(310102c) Manufactured resistors have two broad categories. Which of the resistors below would be considered as a fixed resistor?
(310102c) Resistors have several construction methods. Which of the resistors below would make use of a glass core?
(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?
Factors affecting induced voltage include:
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
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 final velocity of the car?
In the WHMIS system, "Infectious materials" is represented by which hazard class? Choose from the following answers.
Materials with four electrons in their valence shell are considered what?
(310105i) Physics has may "laws" that can be applied in industry. Which of the "laws" below would relate best to the strain of a material is proportional to the stress applied
What is the mass that is placed on a piston above a gas if the pressure exerted is 78554 Pa on a cylinder that has a 3 cm diameter
In the WHIMIS system, the workplace labels must display 3 pieces of information. Of the answers provided, choose the one that is not needed.
In the WHMIS system, the two types of labels that are the most commonly used are? Use the answers provided.
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?
Maintaining all of the required PPE within the manufactures guidelines and in good working order is the responsibility of the________." Choose from the following answers to fill the blank.
(310103d) Regulators deal with a consistent pressure reduction. Which category of regulator is pictured below?
"The longest side of a right triangle, opposite the right angle." is a definition of which right angle triangle mathematical term?
If, for every 15 C of charge, 45 J of energy is available, what is the voltage?
Solder is a vital component of the soldering process. Which of the solders below is most commonly used for repair work done by hand?
Inductive reactance is the _________________ to change in current created by coil in an AC circuit.
Of the answers below, which one is a disadvantage of a Pinch valve?
When dealing with pressure measurements, there are several vital terms that are used. Which of the terms below would best be described an interaction that causes an affected object to This results in an alteration to the state of the object's momentum?
(310102c) Resistors are commonly rated in 3 distinct ways. Which of the answers below would best relate a "tolerance" rating?
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?
Determine the volume of a tank in meters cubed, with the dimensions of 2.56 m, by 4.36 m, by 1.30 m
The CEC generates a hazardous area result by investigating the contents of the area. Which of the designations below would be used based on the explosive characteristics of the material?
Which type of valve is pictured below?
For every gas law there is a corresponding equation. Which of the gas laws below is represented by the equation "V₁T₂=V₂T₁"?
What is the area of a semi-circle with a diameter of 2.45m?
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?
The equation to calculate density is?
(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, prior to any work, the administrative procedures to be in place?
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?
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.
There are three main types of measuring elements used in industry. Which of the answers below best represents the letter "B"?
If a battery has a rating of 75 Ah, theoretically it could provide 6.8 A for how long?
There are several vital components to a differential pressure unit in a chart recorder. Which of the components below would prevent overshoot of the Zero?
(310101c) Copper tube is the most used type of tubing in industry. What type of colour code would a Type DWV tube type typically have?
By the early 1800's, there had been several gas laws discovered. Which of those laws below is best described as "the pressure of a given mass of gas varies directly with the absolute temperature of the gas, when the volume is kept constant."?
Within the umbrella of intrinsically safe loops, there are several sub-categories and classifications. Which of the terms below would best be describe a barrier that conditions signals received or transmitted to a hazardous area
There are many studies on how pressure and force affect fluids. "Fluid pressure is proportional to depth." is one of the principles of which answer below?
The Si unit for measuring force is the Newton. Which of the answers below correctly states the proper formula to calculate this unit?
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
Convert 75kPa to Kpa(a) Barometer is 97.8 kPaa
(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??
In the WHMIS system, "Flammable and combustible material" is represented by which hazard class? Choose from the following answers.
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?
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 elevators used by the public?
"A two ratios that are equal in an equation." is a description of which mathematical term?
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?
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?
The power source is 24V and the resistance is 8Ω what is the current of the circuit?
(650101a) There are three main sections in the occupational health and safety legislation in Alberta. Which of the sections below best relates to the detailing of employer obligations that must be fulfilled?
The prefix "Kilo" can be expressed as?
When taking measurements, there are several terms that are commonly used. Which of the terms below is best described as a refinement in a measurement?
(310105d) Scalar quantities are all a measurable amounts. Which of the answers below would "Work" use as it's unit of measurement?
If a pressure gauge is reading 54 kPag and the local atmospheric pressure is 99 kPaa, the the absolute pressure gauge reading will be?
"Energy" is a calculated quantity. Which of the formulas below would be used to calculate work energy?