A randomized 100 question test from a pool of 1236 questions, good luck!
Convert the following quantities to the units asked for: 1.75 hours to minutes.
Angle motion negative feedback system consists of:
(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?
There are numerous methods to mount instruments properly. Which of the methods below is shown in the picture?
(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 cathodic protection?
(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?
If a closed tank is pressurized to 14 psig and the pressure gauge at the bottom of the tank reads 30 psig, what head (in meters) of a liquid with a R.D. of 0.87 is contained in the tank
(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??
(310103d) Regulators deal with a consistent pressure reduction. Which category of regulator is pictured below?
In a simple circuit, if E=4 V and R=1.75 ohms, what is the current of the circuit?
With a reverse acting actuator, as the pressure increases:
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"?
If you have 40 hammers and 50 chisels, what is your ratio of hammers to chisels?
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?
A mass of 6 kg is placed on top of a spring and that spring compresses 8 cm. What is it's spring rate?
If, for every 12 C of charge, 50 J of energy is available, what is the voltage?
In the WHMIS system, "Flammable and combustible material" is represented by which hazard class? Choose from the following answers.
Calculate the mass of a substance that has a density of 1479 kg/m³ and occupies a volume of 0.00631 m³
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?
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
If a battery has a rating of 133 Ah, theoretically it could provide 5.75 A for how long?
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
A true force balance negative feedback system is a force balance system?
The sliding Vernier calipers are a widely used measuring device. Which of the parts below best relates to "7"?
(310105i) In a common stress diagram, there are several points that are noted. Which of the points below would best be described as a change in shape of a material at low stress that is recoverable after the stress is removed?
(310104a) The valve body contains some of the vital components in a valve. Which of the components below would be responsible for the alignment for the path of travel of the valve plug?
(310104b) There are many different valves to be used for different processes. Which of the valve types below would be considered self-cleaning?
Solve for the hypotenuse.
How many coulombs of charge pass though a given point in 1 second, if the current is 15mA
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?
5 coulomb of charge require how many electrons?
What pressure is exerted at the base of a tank that is 6.7 meters high, with a liquid that has a density of 1200 kg/m³?
If a closed tank is pressurized to 10 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 0.78 is contained in the tank
"This workplace hazard consists of substances, mixtures and materials that can be classified according to their health risks and dangers." This statement best describes which of the following hazard groups?
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 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?
1 psi is equal to _____ kPa
The prefix "Milli" can be expressed as?
"To cause the valve to close, an increase in air pressure to the actuator is required" is the definition of?
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?
State the number 13487000 using scientific notation and round the answers to three significant digits.
There are a number of steps to calibrating a two pen chart recorder. Which of the steps below would the pen arc adjustment/verification be?
Which of the electrical terms below can be best described as one that "internally converts stored chemical energy into electrical potential energy."
If, for every 20 C of charge, 60 J of energy is available, what is the voltage?
State the number 3521.785 x 10³ using decimal notation and round the answers to three significant digits.
When making an angularity adjustment, what is the first adjustment made?
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."
The categories of workplace hazards have been broken down to _____ main areas. Using the answers below fill in the blank.
(310103d) There are several different designs of regulator. The setpoint in a spring-loaded regulator is controlled by which of the answers below?
"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?
There are several types of measuring elements used in industry. Which of the answers below is best represented by the picture below?
The basic unit of matter is called?
State the number 4.785 x 10 ⁻⁵ using decimal notation and round the answers to three significant digits.
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for infectious material with immediate and serious toxic effects?
(310102c) Resistors have several construction methods. Which of the resistors below would have the capacity to change its resistance value?
The CEC generates a gas grouping based on the potential combustion, and results of combustion of each type. Which of the groups below would Ethylene belong to?
Newton's first law is also known as?
Which of the terms below is best described by the following statement, "Defines the direction of current flow in an electrical circuit."?
There are several different ways to apply force to an actuator. Which one of the methods below would use a handwheel for operation?
(310102c) Resistors have several construction methods. Which of the resistors below would have 2 fixed terminals and a sliding contact?
Before entering a container to work, your Journeyman asks for a gas test to be done. The foreman agrees and puts the sniffer close to the roof of the container. Of the following answers, which gas would he be testing for?
What is the gain if nozzle backpressure changes from 1.35 psig up to 2.5 psig, and the relay output changes from 4 psig to 17 psig?
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 0-20 meters. What is the transmitter output signal if the fluid level is at 6.65 meters?
If it were necessary to control the process pressure upstream of the regulator, which device below would be required?
(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?
From the information given in the diagram below, what is the total resistance if R1= 3 ohms, R2= 5 ohms, R3= 7 ohms, R4= 6 ohms and the battery produces 24 V?
If a closed tank is pressurized to 121.345 kPa and the pressure gauge at the bottom of the tank reads 175.456 kPa, what head (in feet) of a liquid with a R.D. of 0.56 is contained in the tan
"Two angles that add to 180 degrees," is a description of which mathematical term?
State the number 469.4 x 10¹⁵using engineering notation and round the answers to three significant digits.
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?
Determine the voltage V(ac) with R1=70k ohms, R2= 136k ohms and R3= 360K ohms, with a current of 0.754 mA
A change in dielectric material in a capacitor, will change it's capacitance. Which of the dielectric materials below has the greatest capacitance?
The radius of a circle is calculated with which correct equation?
OH&S recognizes that there are a number of hazards on any jobsite. Which of the answers below best represents the number of broad categories that it has grouped those hazards into?
Chart recorders have some specialized applications in industry. Which of those applications would best make use of the multiple temperature inputs available?
What is the density of water?
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?
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?
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?
There are several terms which relate to charging of a capacitor. Which of the terms below would apply to the period when the capacitor gets to 5τ?
"pressure developed by a column of liquid" is the definition of which term
(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?
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
Hazardous locations are further divided into specific zones and divisions. Which of the answers below would apply if flammable vapours were present for more than 10, but less than 1000 hours a year?
Within the umbrella of intrinsically safe loops, there are several sub-categories and classifications. Which of the terms below would best be describe a field device that has a maximum of 1.2 volts it can develop or contain?
In the WHMIS system, the two types of labels that are the most commonly used are? Use the answers provided.
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for combustible material?
Movement of the actuator stem by air pressure applied to a flexible membrane is a characteristic of which actuator?
A _________ has the air connection usually above the diaphragm
(310102c) Resistors have several construction methods. Which of the resistors below would have the capacity to change its resistance value?
There are several different ways to apply force to an actuator. Which one of the methods below would a vane actuator use for operation?
When 125 C passes by a point in a wire in 8 seconds, what is the current in amperes?
There are numerous designs of batteries. Which of the batteries below would be generally considered to be the most common?
Chart recorders have a couple of specific applications. Which application below would best describe the charting of results from a flow rate across an orifice plate?
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."
Absolute and relative temperature scales each have their [own names for Imperial and SI scales. Which of the answers below correctly identifies the Imperial absolute temperature scale?
Gasses react to the increase or decrease of pressure in measurable ways. Which of the terms below describes the reaction of an enclosed gas to a pressure decrease?
(310102c) Resistors are commonly rated in 3 distinct ways. Which of the answers below would best relate a "tolerance" rating?
ESD is a major issue for the failure of electrical components. Which of the answers below would best represent the minimum discharge voltage that could damage electrical equipment?
(310101c) Tubing wall thickness has 3 ways of being measured. Which of the answers below is the most common of those methods?