A randomized 100 question test from a pool of 1236 questions, good luck!
There are several equations related to magnetism. Which of the terms below is represented by the equation "Ꙡᵣ=μₘ/μₒ"?
(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?
What is the basic unit of matter?
When servicing or troubleshooting a valve there are several terms that are used for specific actions. Which of terms below would be associated with the verification an individual isolation?
There are several terms that are related to electromagnetic cores. Which of the terms below would be correctly described as "when the magnetic flux alternates from the internal molecular structure reversals, the result is the heating of the core and wasted energy."
"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?
There are many studies on how pressure and force affect fluids. "Fluid pressure is exerted in all directions." is one of the principles of which answer below?
State the number 7.428 using scientific notation and round the answers to three significant digits.
"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?
There are several different types of hammers used in industry. Which of the hammers below best represents the following picture?
There are several different types of drills tools used in industry. Which of the drills below would be best used for exacting work, hole no bigger than a ½" in diameter?
In the WHMIS system, "Acute poisons" is represented by which hazard class? Choose from the following answers.
There are many different types of alloy steels, each with specific properties. Which of the elements below would have the effect of increasing hardness, but a reduction in ductility?
Many electrical properties are a measured quantity, needing a unit of measurement. Which of the units below would be the correct unit of measurement for inductance?
When higher operating pressures are used, this type of actuator produces higher thrust than diaphragm actuators.
There are several different ways to apply force to an actuator. Which one of the methods below would use a piston for operation?
With the proper formula "Work" is a measurable quantity. Which answer below represents the "displacement" part of that equation?
The supplier label:
"Having only magnitude, not direction, such as mass", is a description of which mathematical term?
The prefix "giga" can be expressed as?
"The quantity of motion of a moving body, measured as a product of its mass and velocity," is the description of which mathematical 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 Class 1 power circuits that are extremely low voltage?
(310105d) When dealing with displacement, there are two qualifiers used. Which of the answers below would be a quantity that is fully described by a numerical value alone?
Two pieces of eye protection should be used together when grinding or chipping. Choose the best answer from the selection below.
(310104d) There are several features available on valve positioners in industry today. Which of the features below can be best described as one that uses negative feedback in it's operation?
Give the absolute pressure in a vessel given a vacuum gauge reading of 5.3 inches of Hg and a local barometric reading of 43.5 inches of Hg.
Tube fittings can be put into three general categories, each with distinct components. Which of the categories below includes a bite type fitting?
Which pilot valve has two common supply connections, and two connections for output?
What is the pressure generated by a mass of 3 kg placed on a the top of a cylindrical piston with a 7 cm diameter filled with gas?
Movement of the actuator stem by air pressure applied to a flexible membrane is a characteristic of which actuator?
To move 50 C across two points. when the voltage is 5 V, how much energy is required?
Magnets have been classified into two distinct groups. Which of the answers below is best described as an electromagnet which only retains magnetism when an electrical current is running through it?
"Energy" is a calculated quantity. Which of the units below would be used as the measurement of "Energy"?
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?
The ratio 3.4:2.5 equal to?
What is the absolute pressure of a vessel given a barometric pressure of 78 kPa and a gauge reading of 90 kPa
The CEC generates a hazardous area result by investigating the contents of the area. Which of the designations below is based on an explosive atmospheres duration and frequency of occurrence?
Which type of valve is pictured below?
Which organization sets standards for boots and safety glasses in Canada?
(310104b)There are several connection methods available for valve installation. Which of the connection methods below would be best suited to a valve that would be leak-proof at any temperature or pressure
Faraday's law of induction states:
There are only a few parts to a capacitor. Which of the following terms best describes the insulator between two plates of a capacitor?
The trigonometric ratio of cosine is calculated with which mathematical equation?
Copper tube is commonly available in two types of tempers. Which of the answers below best describes a tube that is referred to as "hard or rigid"?
What is the name of the part of a drill bit that carries the cut material out of the hole that is being drilled?
There are a number of factors determining the resistance to current of a material. Which one of the terms below would be best described as "A greater amount of free electrons reside in a conductor of greater diameter per linear unit."
What is the SI unit of pressure?
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?
Class I, Zone 1 locations can use i, ia and ib intrinsically safe equipment. Which of the answers below correctly identifies the number of faults that the "ia" equipment can withstand?
there are numerous pieces of rigging equipment. Which of the answers below correctly identifies the item in the picture that follows?
To preform a "Span" adjustment the order of the step(s) is/are?
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
A 100V power supply is outputting 2A, what size of resistor is in the circuit?
The result of a _______ actuator is installed with a ________ valve will be normally open, fail closed
Of the valves below, which would be best for erosive service?
Of the types of link and lever calibration methods below, which one requires a minimum of 4 adjustments?
With a direct acting actuator, as air pressure increases:
Soldering is a common method of joining metals. To be effective the which of the items below must have a lower melting point than the parent metals?
Both °F and °C are used in industry currently. Which of the answers below correctly identifies 145 °C to °F?
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?
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 minimum of 1.3 volts it can develop or contain?
The MSDS for each controlled product must be:
The perimeter of a rectangle is calculated with which correct equation?
(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?
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 a simple circuit, if E=8 V and R=3 ohms, what is the current of the circuit?
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."?
To move 75 C across two points. when the voltage is 10 V, how much energy is required?
When taking measurements, there are several terms that are commonly used. Which of the terms below is best described as the degree to which the result of a measurement that conforms to the required standard.
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
A mass of 6 kg is placed on top of a spring and that spring compresses 5 cm. What is it's spring rate?
(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?
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
If it were required to provide a regulated output that was at a lower set value, which device below would be used?
"A proportion of a whole expressed as a number between 0 and 100 rather than as a fraction."
Which type of pilot valve has one supply connection and two output connections?
Loss of pressure is a by product of several factors in a piping system. If the length of a straight section of pipe was shortened by half, which of the answers below would be the result?
"A version of mathematical notation in which the exponent of base ten must be divisible by three" is a definition of what?
There are several different types of layout tools used in industry. Which of the tools below best represents the following picture?
There are several definitions used frequently in the CEC. "Limitation of current and voltage in the circuit prevents excessive heat and the formation of ignitable sparks" would best describe which of the answers below?
Hysteresis can only be calculated.
There is a safe ratio for the use of extension ladders. If there is a ladder extending 18 ft vertically, how far from the wall should the base of the ladder be?
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?
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?
All objects have mass which is affected by gravity. Which of the answers below represents the USCS approximate value for acceleration due to gravity?
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 several different ways to apply force to an actuator. Which one of the methods below would a vane actuator use for operation?
There are several different ways to apply force to an actuator. Which one of the methods below would use a handwheel for operation?
In a simple circuit, if E=4 V and R=1.75 ohms, what is the current of the circuit?
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?
Circular chart recorders have several specific accessories. Which of the answers below would best describe the accessory that allows the additional measurement of differential and static pressures?
There are two very common types of metric vernier calipers. If the caliper that you are using has 0.5mm graduations on the beam, which of the answers below represents the graduations required on the Vernier scale?
(650101a) There are three main sections in the occupational health and safety legislation in Alberta. Which of the sections below best relates to the the responsibilities of those associated with the work site?
(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 circuits that are isolated?
A volume booster is not a positioner.
There are several terms which relate to charging of a capacitor. Which of the terms below would apply to the voltage when the capacitor gets to 5τ?
The relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 0 K?
"A quantity having direction as well as magnitude," is a description of which mathematical term?
(310102c) Resistors have several construction methods. Which of the resistors below would make use of a glass core?
What is the area of a semi-circle with a diameter of 2.45m?