A randomized 100 question test from a pool of 1236 questions, good luck!
"Is the quantity that expresses the extent of an enclosure of a two-dimensional figure or shape." is the description of which mathematical term?
Calculate the gain when a change from 0.85 psig to 2.0 psig in nozzle backpressure and a change from 3 psig to 18 psig in the relay output occurs.
(310102c) Resistors are commonly rated in 3 distinct ways. Which of the answers below would best relate a "resistance" rating?
(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 Class 1 power circuits that are extremely low voltage?
Chart recorders have a couple of specific applications. Which application below would best describe the charting of results from a flow rate close to an orifice plate?
There are electrical properties that are inherent to coils. Which of the answers below correctly identifies the properties that a coil possesses?
In this circuit R1= 4 ohms, R2= 5 ohms and R3=9 ohms with the battery producing 40V. What is the voltage drop at R1?
When an atom loses an electron, it is commonly referred to as which of the below?
The sliding Vernier calipers are a widely used measuring device. Which of the parts below best relates to "3"?
Hysteresis can only be calculated.
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
(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?
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?
A mass of 7 kg is placed on top of a spring and that spring compresses 6 cm. What is it's spring rate?
(310103f) Strain type gauges are commonly found in industry. Which of the arrangements below would be used to compensate for temperature effects?
If a battery has a rating of 133 Ah, theoretically it could provide 5.75 A for how long?
If a battery has a rating of 60 Ah, theoretically it could provide 3.3 A for how long?
Calculate 2 5/6 -1 3/4, and state answer as a proper or mixed fraction
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 "4 mm" refer to?
Of the methods to render a container safe for hotwork, which of the following is the most common and most effective?
A pneumatic level transmitter, with an output range of 20-80 kPa, is being used to assess the fluid level in a cylinder though an input range of 0-17 meters. What is the transmitter output signal if the fluid level is at 8.65 meters?
(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 several types of measuring elements used in industry. Which of the answers below best represents the letter "C"?
If a compound were to be broken down into its simpler components, of the options below, what would it be called?
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?
From the following answers, choose the best one that represents the radiant energy hazard produced by Non-destructive testing.
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?
Convert ¹⁰⁄₁₅ to a decimal.
When making a span adjustment, what is the first adjustment made?
(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?
(310101c) Copper tube is the most used type of tubing in industry. What type of copper tubing would a colour code of red represent?
Determine the voltage V(bd) 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 30 C passes by a point in a wire in 9 seconds, what is the current in amperes?
Using the Pythagorean Theorem solves for which mathematical term?
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 3-15 meters. What is the transmitter output signal if the fluid level is at 8.65 meters?
The main function of a valve positioner is which of the below?
If the total error is 1.5 and the dead band error is 0.3, what is the hysteresis value?
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 increase?
In the WHMIS system, the two types of labels that are the most commonly used are? Use the answers provided.
There are many studies on how pressure and force affect fluids. "Horizontal runs do not increase pressure." 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?
(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?
With a reverse acting actuator, as the pressure increases:
A magnetic field is set up between the the two poles of a magnet. Which of the answers below would the represent the flow direction outside the magnet?
"Two external forces acting on an object or surface that are not in opposition of each other;" is a description of what type of stress?
Calculating absolute pressure is achieved by?
"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?
Calculate 4/7 + 2/5, and state answer as a proper or mixed fraction
"2+(9+7)=(2+9)+7" is an example of which mathematical law?
There are numerous types and styles of valves in industry. Which of the additions to a scotch yoke valve allows for proportional positioning?
The symbol for a voltage drop is which of the below?
A capacitor discharges it's voltage at a specific rate. How many tau are required for a capacitor to expend 99% of it's original voltage?
A mass of 5 kg is added to the top of a spring and causes the spring to compress 2 cm. What is the spring rate for this spring?
(310105d) Efficiency is one of the benchmarks that is used for rating machines. Which of the measurement units below is used with efficiency itself?
It is a good trade practice to transport gas cylinders secured and upright. From which act below did this practice come from?
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 the WHMIS system, "Oxidizing material" is represented by which hazard class? Choose from the following answers.
There are two different ways of identifying general purpose tube. If you see "⅜ in-SS-0.036" printed on the outside of the tube, what would the "⅜" refer to?
In a simple circuit, if E=8 V and R=3 ohms, what is the current of the circuit?
A 100V power supply is outputting 2A, what size of resistor is in the circuit?
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 114.345 kPa and the pressure gauge at the bottom of the tank reads 165.456 kPa, what head (in feet) of a liquid with a R.D. of 0.83 is contained in the tan
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."
There are many different types of alloy steels, each with specific properties. Which of the elements below would have the effect of increasing erosion and wearing down resistance?
"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?
Most electrical properties have an equation linked to them. In the equation L= (N²μA)÷ƪ, which of the answers below does the "N" represent?
The result of a _______ actuator is installed with a ________ valve will be air-to-open
"Having only magnitude, not direction, such as speed", is a description of which mathematical term?
Which of the valves below would be used for isolation on each side of a control valve?
Determine the volume of a tank in meters cubed, with the dimensions of 2.56 m, by 4.36 m, by 1.30 m
"A two ratios that are equal in an equation." is a description of which mathematical term?
When used to cut mild steel. what is the recommended angle for a cold chisel?
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 1000 hours a year?
The CEC generates a gas grouping based on the potential combustion, and results of combustion of each type. Which of the groups below would Hydrogen belong to?
(310101c) Copper tube is the most used type of tubing in industry. What type of colour code would a Type K tube type typically have?
(310103d) There are several essential components to a pressure regulator. Which of the components below would be used as a measuring element?
Convert 18.5 psi into inches W.C.
(310101c) Copper tube is the most used type of tubing in industry. What type of colour code would a Type L tube type typically have?
"An adjustment that, without affecting the base point, changes the shape of the curve" is the definition of which adjustment?
(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?
The result of a _______ actuator is installed with a ________ valve will be normally closed, fail open
There are a number of steps to calibrating a two pen chart recorder. Which of the steps below would the pen pressure adjustment/verification be?
(310102m) The relationship between resistors, capacitors and time intervals is an interdependent one. Which of the answers below would be the voltage across a steady state capacitor after 1 tau of it discharging?
For every gas law there is a corresponding equation. Which of the gas laws below is represented by the equation "PV=nRT"?
Around most construction tasks, eye protection is important. The selection of eye protection will rest mainly with which of the following answers? Choose the best one that applies.
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.
"The law that the algebraic sum of the products of the current and resistance in the conductors forming a closed loop in a network is equal to the algebraic sum of the electromotive forces in the loop." This statement is the best description of which electrical law below?
A standard pipe size chart will have piping up to 24". At which pipe size does the OD in inches, match the NPS in inches?
Occupational exposure limits have threshold limits. There are three of these threshold limits that are used, of the answers provided, which is not a value used?
The volume of a cylinder is calculated with which correct equation?
What is the formula that the pneumatic relays amplification or gain is expressed by?
Each one of the installations of purge/pressurization has its own requirements for purging times. Which of the installations below would the enclosures inlet airflow rate be measured for purging times?
A mass of 7 kg is placed on top of a spring and that spring compresses 8 cm. What is it's spring rate?
Isolate the following equation for "v": d=vt
A tank contains a liquid that has a R.D. = 1.15. The depth of the liquid is 6.7 meters. What is the pressure in kPa at the base of the tank?
In industry, electrostatic hazards are very important to understand. Which of the answers below correctly identifies an work station that has an anti-static mat on it?
By the early 1800's, there had been several gas laws discovered. Which of those laws below is best described as "that at the same temperature and pressure, equal volumes of all gases contain the same number of molecules."?
Both °F and °C are used in industry currently. Which of the answers below correctly identifies 145 °C to °F?
What is the smallest charged particle?