A randomized 100 question test from a pool of 1236 questions, good luck!
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?
A pressure gauge at the bottom of a tank indicates a pressure of 7.9 psi. The relative density of the liquid is 0.87. What is the depth of the liquid in feet?
With the proper formula "Work" is a measurable quantity. Which answer below represents the part of that equation that is measured in "meters"?
A vacuum gauge indicates a pressure of 15" Hg. What will the pressure be , in kPaa, if the atmospheric pressure is 13.9 psia?
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?
From the information given in the diagram below, what is the total parallel resistance 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 thorough, precise safety details for government agencies?
Solve for the missing side.
If heat is removed from a metal, does it contract?
What is the formula to calculate Hydrostatic peressure
"The ______ is divided between two series resistors in direct proportion to their resistance." The term that best fits to complete the sentence is which of the terms below?
There are several types of purge/pressurization permits that are available. Which of the permits below would best be used when an enclosure needs do be reduced from a Class I, Zone 1 to a Class I, Zone 2?
"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?
(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?
The CEC generates a dust grouping based on the potential combustion, and results of combustion of each type. Which of the groups below would metallic, hazardous dust belong to?
There are several varieties of manufactured resistors. Which of the answers below is constructed with a ceramic core?
(310104d) A control valve is one of many FCEs that are used in industry. Which of the answers below reflects the relationship between a control valve and the process variable?
(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?
(310101c) There are a wide variety of tubing fitting types. Which of the fittings below would best be used when terminating tube connections?
If the total error is 1.9 and the dead band error is is 0.8, what is the hysteresis value?
(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?
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?
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?
The volume of a rectangle is calculated with which correct equation?
(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 conductor type and use?
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?
Due to a lengthy transmission distance a control valve is responding slowly. The device that would improve the response speed of the valve would be?
State the number 236.478 x 10¹¹ using scientific notation and round the answers to three significant digits.
(310103f) There are several methods for measuring process variables. Which of the transmitters below would use a fixed restrictor as well as a feedback bellows in the creation of an output pressure signal?
There are several vital components to a differential pressure unit in a chart recorder. Which of the components below would be to used in squaring the drive arm and link as well as the range arm?
Determine the voltage V(ac) with R1=70k ohms, R2= 136k ohms and R3= 360K ohms, with a current of 0.754 mA
There are several grades of iron and steel. Which of the answers below best represents a material that is extremely brittle because of it's high carbon content?
When servicing or troubleshooting a valve there are several steps that must be completed. In controlling hazardous energy, ensuring each source of energy to the work area has it's own isolation, would be which of the steps below?
"A fraction that is less than one, with the numerator less than the denominator", is a description of which type of fraction?
"6(5+15)=(6 x 5)+(6 x 15)" is an example of which mathematical law?
(310102m) There are numerous electrical terms relating to specific components. Which of the terms below can be best described as the the process of expending the accumulated energy in a capacitor?
There are two different classification of magnets. Which of the items below would be considered a permanent magnet?
Locking out energy sources physically is a vital part of servicing valves. Which of the valves below would you use a circular lockout device on the handle?
"Is not designed for continuous occupancy, and has limited or restricted means for entry or exit." This statement best describes which of the following terms?
What is the pressure generated by a mass of 4 kg placed on a the top of a cylindrical piston with a 7 cm diameter filled with gas?
(310102c) Resistors have several construction methods. Which of the resistors below would have the capacity to change its resistance value?
In a simple circuit, if E=4 V and R=1.75 ohms, what is the current of the circuit?
Modification of certain safety enclosures by mechanical means is allowed in certain conditions. Which of the answers below would describe the conditions is required for modification to an explosion-proof enclosure?
In the WHIMIS system, the workplace labels must display 3 pieces of information. Of the answers provided, choose the one that is not needed.
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for corrosive material?
There are several methods to routing and protecting cable, tubing, and insulated impulse lines. Which of the methods below would be best to run insulated impulse lines to location?
A true force balance negative feedback system is a motion balance system?
Tubing has many distinctive applications in industry. Which of the associations below provides the standards commonly used for tubing in instrumentation?
Which of the terms below is best described by the statement, "Current flows from the positive terminal to the negative"?
There are numerous methods to mount instruments properly. Which of the methods below is shown in the picture?
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?
The outermost shell of an atom is called the valence shell.
Electrostatic generation can be happen in many conditions. Which of the answers below would correctly fill the blank in the statement, "The generation of an electrostatic charge is ________ in conditions that are humid?"
Isolate for"h" in the following equation y=(h-t)/r
(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 angle "Y" is equal to 28 degrees, solve for angle "X"
(310102c) Manufactured resistors have two broad categories. Which of the resistors below would be considered as a fixed resistor?
In the WHMIS system, "Compressed gas" is represented by which hazard class? Choose from the following answers.
A conductor is passed through a magnetic field and a voltage is induced, whose law is this?
Convert 18.5 psi into inches W.C.
In a baffle-nozzle-restrictor motion detector the:
Bourdon measuring elements have tubes that are classified into three broad categories. Which of the tube types below would be used in applications having 1 MPag?
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?
If you have 40 hammers and 50 chisels, what is your ratio of hammers to chisels?
The best description for "Span error" in relation to calibrating instruments is which of the following?
There are 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
(310104d) Control valves have a number of accessories that they can use for a variety of applications. Which of the answers below would be best reflect the common accessory for valve plug placement accuracy?
"Is an area where no movement occurs with the actuators change in direction." describes which term?
In a simple circuit, if I= 5 A and R=4 ohms, what is the voltage drop over the resistor of the circuit?
(310104d) Valve positioners provide several advantages over standard valves. Which of the advantages below would best relate to the flexibility of operating modes?
"The displacement divided by the total time to complete the change." is the description of which mathematical term?
What is the pressure generated by a mass of 2 kg placed on a the top of a cylindrical piston with a 5 cm diameter filled with gas?
Before allowing power to a device, it may be required to neutralize it's environment. Which of the methods below would best be described as a consistent positive pressure within an enclosure?
If there was a need to control the process pressure upstream of the regulator, which one of the devices below would be used?
(310102m) The relationship between resistors, capacitors and time intervals is an interdependent one. Which of the answers below would be the reaction of a capacitor if you replaced a resistor with a larger one in a simple circuit?
"A triangle in which all three sides are equal." is a description of which mathematical term?
There are many different types of alloy steels, each with specific properties. Which of the elements below would have the effect of removing oxides and sulfides as well as refining the grain of the steel?
When selecting a hammer to use, what would "weight of head" help determine?
Which are the two major categories of pressure regulators?
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
By the early 1800's, there had been several gas laws discovered. Which of those laws below is best described as "the relationship between the volume and temperature in a fixed mass of gas."?
(310101c) Copper tube is the most used type of tubing in industry. What type of copper tubing would a colour code of green represent?
The relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 100 °C?
In the WHMIS system, the two types of labels that are the most commonly used are? Use the answers provided.
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?
Valves require several different styles of physical lock out device. Which of the styles below correctly identifies the device in the following picture?
(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??
Of the adjustments below, which is the most common adjustment made?
A _________ has the air connection usually above the diaphragm
If a battery has a rating of 60 Ah, theoretically it could provide 3.3 A for how long?
(310103f) Strain type gauges are commonly found in industry. Which of the arrangements below would be used to compensate for temperature effects?
Calculate the relative density for a fluid that has a density of 748 kg/m³
State the number 469.4 x 10¹⁵using engineering notation and round the answers to three significant digits.
"This workplace hazard consists of organisms or organic matters produced by these organisms that are harmful to human health." This statement best describes which of the hazards below?
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
When used to cut mild steel. what is the recommended angle for a cold chisel?
There are several different ways to apply force to an actuator. Which one of the methods below would use a diaphragm for operation?
(650101a) There are three main sections in the occupational health and safety legislation in Alberta. Which of the sections below best relates to the minimum safety standards set for employers?
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 "ppwer" rating?