A randomized 100 question test from a pool of 1236 questions, good luck!
(310102n) Instrument enclosures are all built to a NEMA standard. Which of the standards below would generally not be used to protect current electronic instrumentation?
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?
The categories of workplace hazards have been broken down to _____ main areas. Using the answers below fill in the blank.
"A triangle where one of its interior angles is 90 degrees." is a description of which mathematical term?
If a pressure change of 20 kPa to 80 kPa is to fully stroke a valve, what strength of spring must be used. The control valve has a stem travel of 2.7 cm and the effective area of the diaphragm is 0.08 m^2
Newton's second law is also known as?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for compressed gases?
Of the adjustments below, which is the most common adjustment made?
If, for every 20 C of charge, 80 J of energy is available, what is the voltage?
(310102c) Resistors have several construction methods. Which of the resistors below would have 2 fixed terminals and a sliding contact?
If the total error is 1.5 and the dead band error is 0.3, what is the hysteresis value?
"To cause the valve to open, an increase in pressure to the actuator is required" is the definition of?
There are two very common types of metric vernier calipers. If the caliper that you are using has 1mm graduations on the beam, which of the answers below represents the graduations required on the Vernier scale?
(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 an electrical communication system?
If a closed tank is pressurized to 103.345 kPa and the pressure gauge at the bottom of the tank reads 145.456 kPa, what head (in feet) of a liquid with a R.D. of 0.37 is contained in the tank?
If a battery has a rating of 60 Ah, theoretically it could provide 3.3 A for how long?
There are several different notations on a length of pipe. Which of the notations below would have the thickest pipe wall?
There are many electrical terms that have symbols to describe them in equations. Which of the terms below is best referred to as "Ꜫᵣ" in an equation?
From the information given in the diagram below, what is the voltage across each resistor?
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
There are 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
If, for every 15 C of charge, 45 J of energy is available, what is the voltage?
The perimeter of a square is calculated with which correct equation?
Choose the answer below that has the words in order to correctly fill in the blanks. "A per unit volume of free electrons that is _______, offers ______ resistance to current"
There are two types of designations in Alberta for trades. Which of the answers below is the one condition that separates them?
Magnetism has several terms that must be understood. Which of the terms below would best be defined as the number of magnetic lines of flux that pass through a certain point on a surface?
(310104d) Valve positioners provide several advantages over standard valves. Which of the advantages below would best relate to the creation of two equal ranges from standard range?
If a battery has a rating of 90 Ah, theoretically it could provide 4.5 A for how long?
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?
If the total error is 1.3 and the dead band error is 0.7, what is the hysteresis value?
With a direct acting actuator, as air pressure increases:
Electrical conduit is used to protect the cables running to the instruments. Which of the types of conduit below would be used in a corrosive atmosphere?
When 15 C passes by a point in a wire in 7 seconds, what is the current in amperes?
Within the umbrella of intrinsically safe loops, there are several sub-categories and classifications. Which of the terms below would best be describe a barrier that blocks any excess voltage from gaining access to a hazardous area?
Valves require several different styles of physical lock out device. Which of the styles below correctly identifies the device in the following picture?
In the WHMIS system, "Other poisons" is represented by which hazard class? Choose from the following answers.
(310103d) There are several different designs of regulator. Which of the elements below are you affecting when you adjust spring compression?
"The displacement divided by the total time to complete the change." is the description of which mathematical term?
Which of the following measurements cannot be performed by a sliding caliper?
If heat is removed from a metal, does it contract?
(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 power circuits that are considered low energy?
(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?
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.
There are several terms that are used specifically with flammable gases and liquids. Which of the terms below is best described as the minimum or maximum concentration levels of a flammable or combustible material for ignition?
Determine the voltage V(ab) with R1=70k ohms, R2= 100k ohms and R3= 360K ohms, with a current of 0.754 mA
In the WHIMIS system, the workplace labels must display 3 pieces of information. Of the answers provided, choose the one that is not needed.
(310102c) Resistors have several construction methods. Which of the resistors below would have the capacity to change its resistance value?
When allowing power to flow to a device, purging may be required beforehand. Which of the answers below best represents the complete volumes of air with positive pressure?
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?
In the SI system, the unit used for mass is?
There are many terms that are used with precise measurements. Which of the answers below is the term used when the answer to a problem has more significant digits that the measurements that have been recorded?
Covert 6 ¹¹⁄₁₃ to an improper fraction.
Calculate 4/7 + 2/5, and state answer as a proper or mixed fraction
"A flow characteristic that provides maximum change in flow rate at initial valve stroke opening." is the best description of which of the terms below?
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?
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?
Convert 175 psi to mmW.C. Barometer is 99.6 kPa(a)
There are several different notations on a length of pipe. Which of the notations below would have the thinnest pipe wall?
From the information given in the diagram below, what is the current flowing on branch R2?
There are numerous steps to drilling with a power drill. Which answer below correctly identifies the size of the center punch mark in a piece to be drilled?
The volume of a rectangle is calculated with which correct equation?
The equation to compute mechanical advantage is which one of the below?
The perimeter of a Triangle is calculated with which correct equation?
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
There are several methods to routing and protecting cable, tubing, and insulated impulse lines. Which of the methods below would be best to run cable to location?
Having to convert between SI and USCS measurements is commonplace in industry today. Which of the answers below is the correct conversion for 45 lbf?
There are several vital components to a differential pressure unit in a chart recorder. Which of the components below would prevent overshoot of the URV?
If the total error is 1.4 and the dead band error is is 0.6, what is the hysteresis value?
Circular chart recorders have several specific accessories. Which of the accessories below would use an ambient compensation capillary?
(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?
In the figure below, R1= 10 ohms, R2=6 ohms, and R3=4 ohms, with the battery producing 40 V, what is the power absorbed by R2?
"Having only magnitude, not direction, such as mass", is a description of which mathematical term?
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?
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?
In this circuit R1= 4 ohms, R2= 5 ohms and R3=9 ohms with the battery producing 40V. What is the voltage drop over R3?
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?
There are several types of soldering irons that are available in industry. Which type of soldering iron below would a soldering pencil best refer to?
True force balance negative feedback system consists of:
(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 workers?
Convert 14 "Hg to kPa(a). Barometer is 18.6 psi
The best description for "Zero adjustment" in relation to calibrating instruments is which of the following?
In a simple circuit, if I= 2 A and R=3 ohms, what is the voltage drop over the resistor of the circuit?
Burns have a classification by degree. If you have a surface burn, it would be considered which of the following?
Calculate ⁶⁄₇ ÷ ⁴⁄₅, and state answer as a proper or mixed fraction
In the WHMIS system, "Compressed gas" is represented by which hazard class? Choose from the following answers.
Loss of pressure is a by product of several factors in a piping system. If the length of a straight section of pipe has the diameter doubled, which of the answers below would be the result?
(310104d) Valve positioners provide several advantages over standard valves. Which of the advantages below would best relate to the flexibility of operating modes?
Which of the terms below is the best definition by the statement, "An electric current in which the flow reverses consistently."?
"To cause the valve to close, an increase in air pressure to the actuator is required" is the definition of?
There are several types of measuring elements used in industry. Which of the answers below is best represented by the picture below?
(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 4 tubes together?
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?
There are several different types of layout tools used in industry. Which of the tools below best represents the following picture?
The types of tube available in industry are somewhat application specific. Which of the tube types would be best suited for a corrosive process?
In industry, there are several types of protection used to reduce the risk of explosion. Which of the methods of protection below would intrinsically safe equipment be primary used?
The standard unit of conductance is which of the below?
(310105i) Any solid has inherent properties associated with it. When measuring the force applied to the entire area of a solid, which of the answers below are you trying to measure?
A vacuum gauge indicates a pressure of 15" Hg. What will the pressure be , in kPaa, if the atmospheric pressure is 13.9 psia?
If side "A" is equal to 45mm and side "B" is equal to 76mm, solve for side "C".
A conductor is passed through a magnetic field and a voltage is induced, whose law is this?