A randomized 100 question test from a pool of 1236 questions, good luck!
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
This pressure to force converter device is used in situations where space is limited?
Matter that is compose of only one atom is called what?
Matter that is composed of more than one type of atom is called?
Tube fittings can be put into three general categories, each with distinct components. Which of the categories below requires a flared tube end, nut and sleeve?
Inductive reactance is the _________________ to change in current created by coil in an AC circuit.
34.450 in engineering notion is what?
State the number 0.004675 using scientific notation and round the answers to three significant digits.
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 inside the magnet?
(310101c) There are several categories for connecting tubing. Which of the methods below is never used as a tubing connection method?
7 coulombs of charge require how many electrons?
Choose the correct order of mathmatical operations.
Determine the voltage V(ac) with R1=70k ohms, R2= 136k ohms and R3= 360K ohms, with a current of 0.754 mA
(310105i) Any liquid has inherent properties associated with it. When measuring the force applied to the entire area of a liquid, which of the answers below are you trying to measure?
What is the basic unit of matter?
There are 3 major components to a zener intrinsically safe barrier. Which of the answers below would be best describe the component that limits the current?
Which type of valve is pictured 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?
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?
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?
What is the area of the cylinder that has a mass of 4 kg placed on it creating 98321 Pa of pressure?
The common methods for classifying pipe is by NPS and DN. Which of the answers below are these methods used for the classification of piping?
The sliding Vernier calipers are a widely used measuring device. Which of the parts below best relates to "5"?
(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 maintenance of instruments in hazardous locations of instruments?
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?
The properties of a gas are unique to its molecular make-up. Which of the terms below would best be defined as "the point at and above which vapor of the substance cannot be liquefied, no matter how much pressure is applied."?
The equation to compute mechanical advantage is which one of the below?
A mass of 5 kg is placed on top of a spring and that spring compresses 5 cm. What is it's spring rate?
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?
In a simple circuit, if E=4 V and R=2 ohms, what is the current of the circuit?
(310104a) The valve body contains some of the vital components in a valve. Which of the components below would be responsible for a valves flow characteristic?
What volume does a substance that has a density of 1369 kg/m³ and has a mass of 4.50 kg?
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
The circumference of a circle is calculated with which correct equation?
"An angle of 90°" is a description of which mathematical term?
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?
"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?
State the number 7.428 using scientific notation and round the answers to three significant digits.
Using the Pythagorean Theorem solves for which mathematical term?
There are several different ways to apply force to an actuator. Which one of the methods below would use a piston for operation?
If a closed tank is pressurized to 105.345 kPa and the pressure gauge at the bottom of the tank reads 198.456 kPa, what head (in feet) of a liquid with a R.D. of 0.11 is contained in the tan
(310102c) Resistors have several construction methods. Which of the resistors below would have the capacity to change its resistance value?
There are several different types of carbon steel in any piping system. Which of the types below would have a 0.3-0.6% carbon content?
(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?
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?
There are several different types of pressure tube available. Which of the type of tube below would have the best thermal and longevity properties?
The best description for "Zero adjustment" in relation to calibrating instruments is which of the following?
Materials with five or more electrons in their valence shell are considered what?
What size of resistor must be connected in series with a 10k potentiometer to get an output of 7V to 20V if the supply of the circuit is 20V?
From the information given in the diagram below, what is the voltage drop over R3, if R1= 3 ohms, R2= 5 ohms, R3= 7 ohms, R4= 6 ohms and the battery produces 24 V?
If tool crib attendant has 8 boxes of fittings, and one person takes 1 3/4 boxes, and another person takes 3 4/5 boxes, and another person brings back 2 1/4 boxes, how many boxes remain?
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?
With the proper formula "Work" is a measurable quantity. Which answer below represents the part of that equation that is measured in "meters"?
The relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 0 R?
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?
Of the clothes to wear while cutting, welding or grinding, choose from the answers below the best material to have.
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?
(310103f) Strain type gauges are commonly found in industry. Which of the arrangements below would be used to compensate for temperature effects?
State the number 469.4 x 10¹⁵using engineering notation and round the answers to three significant digits.
"An adjustment that, without affecting the base point, changes the shape of the curve" is the definition of which adjustment?
"An object at rest stays at rest and an object in motion stays in motion with the same speed and in the same direction unless acted upon by an unbalanced force." is a description of which one of Newton's laws?
This valve is primarily used in slurry service and is not over 8 inch in general
"Is done when a force that is applied to an object and moves that object." is a description of which mathematical term?
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?
(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 2 circuits that are controlled remotely?
(310104d) Valve positioners provide several advantages over standard valves. Which of the advantages below would best relate to the flexibility of operating modes?
To perform an "Angularity" adjustment, the order of step(s) is/are?
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?
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?
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?"
For every gas law there is a corresponding equation. Which of the gas laws below is represented by the equation "V₁T₂=V₂T₁"?
With the proper formula "Work" is a measurable quantity. Which answer below represents the part of that equation that is measured in "Newtons"?
(310101c) When ordering a GP copper tubing size, it has to be precise. Which of the measurements below would be used for ordering copper tube?
Oxygen is a vital component of the combustion process. Which of the answers below best describes the effects of combustion if an amount of gas and oxygen are equal in volume?
If, for every 20 C of charge, 80 J of energy is available, what is the voltage?
In the WHMIS system, "Corrosive materials" is represented by which hazard class? Choose from the following answers.
There are many different types and styles of tubing in industry, but they can all be grouped into categories. Which of the answers below best represents all of the categories of tubing?
The symbol for a voltage drop is which of the below?
The volume of a rectangle is calculated with which correct equation?
In a simple circuit, if E=3 V and R=5 ohms, what is the current of the circuit?
(310103f) There are several methods for measuring process variables. Which of the transmitters below would use a pressure sensing diaphragm in the creation of an output signal?
There are several common precision measurement tools available in industry. Which of the answers below best represents the tool pictured 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.
(310102c) Resistors have several construction methods. Which of the resistors below would have the highest tolerance for temperature?
In a baffle-nozzle-restrictor motion detector the:
The ability of a material to concentrate magnetic lines of force within a material is called?
Which of the terms below is best described by the statement, "Current flows from the positive terminal to the negative"?
The trigonometric ratio of tangent is calculated with which mathematical equation?
Solve for the missing angle.
Newton's third law is also known as?
(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 two very common types of metric vernier calipers. Which of the answers below best represents the minimum accuracy of a metric Vernier caliper?
"Any point on a circuit where two or more current flows meet or are split." is the best description of which of the terms below?
A 3 kg mass is placed on a 4 cm diameter diaphragm, what is the pressure on the air under the diaphragm?
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?
(310102m) The charging and discharging of a capacitor is a mathematical relationship. In the equation, τ=R x C, which of the answers below would best refer to the "C"?
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?
When servicing or troubleshooting a valve there are several steps that must be completed. In controlling hazardous energy, testing of the isolation to all sources of energy to the work area, would be which of the steps below?
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 type of pilot valve has one supply connection and two output connections?