A randomized 100 question test from a pool of 1236 questions, good luck!
In the WHMIS system, "Infectious materials" is represented by which hazard class? Choose from the following answers.
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.
There are several terms that are used to describe the features of a particular thread type. Which of the terms below would best describe a thread with a 16 TPI?
The desiccant head adsorbes water vapour due to which?
When dealing with pressure measurements, there are several vital terms that are used. Which of the terms below would best be described as a measure of how much matter is in an object?
What type of fire extinguisher can have a large tapered nozzle?
"A way of concisely showing the relationship between two quantities." is a description of which mathematical term?
There are several different items involved in removing or installing a flanged control valve. Which of the items below provides the seal between the flanges?
For every gas law there is a corresponding equation. Which of the gas laws below is represented by the equation "V₁n₂=V₂n₁"?
(310104b) There are many different valves to be used for different processes. Which of the valve types below would be considered self-cleaning?
Calculate the normal force exerted by an object that has a mass of 6732 grams
"Is the change in velocity divided by the elapsed time for the change to be completed." is the description of which mathematical term?
If there was a need to control the process pressure upstream of the regulator, which one of the devices below would be used?
(310103f) There are three main components in a simple signal transmission system. Which of the components below is best represented by the letter "A"?
In the WHMIS system, "Corrosive materials" is represented by which hazard class? Choose from the following answers.
What is the pressure generated by a mass of 3 kg placed on a the top of a cylindrical piston with a 4 cm diameter filled with gas?
A 15 kg wagon is moving west with a speed of 3 m/s. Determine it's momentum.
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?
Solve for x: (3)(5)+9=x
"An adjustment that shifts the entire scale the same amount up or down" is the definition of which adjustment?
(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 tube to tube?
Which organization sets standards for boots and safety glasses in Canada?
If a closed tank is pressurized to 145.345 kPa and the pressure gauge at the bottom of the tank reads 156.456 kPa, what head (in feet) of a liquid with a R.D. of 0.67 is contained in the tan
There are several varieties of manufactured resistors. Which of the answers below is constructed with a ceramic core?
A mass of 5 kg is placed on top of a spring and that spring compresses 7 cm. What is it's spring rate?
If a fitting increases in cost from $675 to $890, what is the percentage increase of the fitting?
(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?
Use the answers below to correctly fill in the blanks. "Resistance of a conductor is________ to it's ______."
Isolate for "v" in the following equation: d=vt
In the WHMIS system, the two types of labels that are the most commonly used are? Use the answers provided.
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?
What item would be used on a pneumatic system to speed up the pneumatic signal?
There are some options when deciding to lower the classification of a hazardous atmosphere within an enclosure. Which of the methods below would be the best method for the removal of a hazardous gas?
(310105d) Scalar quantities are all a measurable amounts. Which of the answers below would "Power" use as it's unit of measurement?
Convert 45.9 kPa into psi
There are several vital components to a differential pressure unit in a chart recorder. Which of the components below would convey the movement of the drive arm to the range arm?
When 20 C passes by a point in a wire in 12 seconds, what is the current in amperes?
"If a worker is injured or has an accident on the jobsite, they must report it as soon as possible to the employer." The act that best encompasses this statement is which of the following?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for infectious material with other toxic effects?
State the following number, 0.005687 using scientific notation and round the answers to 3 significant digits.
What are the two types of magnet?
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?
In a baffle-nozzle-restrictor motion detector the:
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?
There are several common precision measurement tools available in industry. Which of the answers below best represents the tool pictured below?
A worker is grinding 6m away from another worker refueling a diesel welder. Is there any workplace infraction occurring in this situation? Choose the best answer below for answering this.
By the early 1800's, there had been several gas laws discovered. Which of those laws below is best described as "the relationship between the volume and temperature in a fixed mass of gas."?
"To cause the valve to open, an increase in pressure to the actuator is required" is the definition of?
An I/P transducer is a positioner.
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?
The construction of batteries effects their performance. Which of the answers below would be the result of adding plate area?
(310103f) There are several methods for measuring process variables. Which of the transmitters below would use a moment balance negative feedback system in the creation of an output signal?
(310103f) There are three main components in a simple signal transmission system. Which of the components below is best represented by the letter "B"?
There are several terms that are used to describe the features of a particular thread type. Which of the terms below would best describe the largest diameter of the thread?
From the information given in the diagram below, what is the current flowing on branch R2?
Of the answers below, which one is a disadvantage of a Pinch valve?
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?
In industry, there are several types of protection used to reduce the risk of explosion. Which of the methods of protection below would explosion-proof equipment be primary used?
To move 225 C across two points. when the voltage is 45 V, how much energy is required?
With a reverse acting actuator, as the pressure increases:
Which term can be defined as the pressure measured from absolute zero?
(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??
(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?
(310102n) Instrument enclosures are all built to a NEMA standard. Which of the standards below would a "hose test" pass be required?
Using the Pythagorean Theorem solves for which mathematical term?
(310105d) The displacement of an applied force is a measurable quantity. Which of the terms below would be equal to "W" as a of measurement?
What is the area of the cylinder that has a mass of 4 kg placed on it creating 98321 Pa of pressure?
There are several different types of layout tools used in industry. Which of the tools below best represents the following picture?
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?
Most electrical properties have an equation linked to them. In the equation L= (N²μA)÷ƪ, which of the answers below does the "ƪ" represent?
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?
In industry, there are several types of protection used to reduce the risk of explosion. Which of the methods of protection below is best defined as "A electrical and thermal energy limiting method brings both normal operation and fault conditions to safe levels."?
To perform a "Zero" adjustment the order of step(s) is/are?
Bourdon measuring elements have tubes that are classified into three broad categories. Which of the tube types below would be used in applications having 75 MPag??
When an atom loses an electron, it is commonly referred to as which of the below?
Tube fittings can be put into three general categories, each with distinct components. Which of the categories below includes a bite type fitting?
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?
(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 "R"?
(310101c) Tubing wall thickness has 3 ways of being measured. Which of the answers below is the most common of those methods?
There are several types of measuring elements used in industry. Which of the answers below is best represented by the picture below?
(310103f) There are three main components in a simple signal transmission system. Which of the components below is best represented by the letter "C"?
From the information given in the diagram below, what is the current flowing on branch R3?
Convert 88 PSI to kPa
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 fluid level if the transmitter signal is 35 kPa
"An electrical circuit that allows a current to travel along an unintended path with no or a very low electrical impedance." is the best description of which of the terms below?
If it were required to provide a regulated output that was at a lower set value, which device below would be used?
Density is a key component for measurement. Which of the formulas below represent the proper equation to find the density of an object?
What is the pressure generated by a mass of 5 kg placed on a the top of a cylindrical piston with a 3 cm diameter filled with gas?
There are many studies on how pressure and force affect fluids. "Fluid pressure is proportional to density." is one of the principles of which answer below?
There are subgroups of fuel for fires need to burn. Which of those subgroups would sulfur belong to?
There are a number of steps to calibrating a two pen chart recorder. Which of the steps below would the pen position adjustment/verification be?
The categories of workplace hazards have been broken down to _____ main areas. Using the answers below fill in the blank.
The equation to calculate density is?
An absolute presser gauge is giving a reading of 7.8 PSI(a). Convert this reading to PSI(g) assuming a local barometric pressure of 11.3 PSI(a).
The relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 212 °F?
Each one of the installations of purge/pressurization has its own requirements for additional equipment. Which of the installations below would also require a low purge gas pressure audible alarm and fuse only?
Convert 75kPa to Kpa(a) Barometer is 97.8 kPaa
"The production of an electromotive force in one circuit by a change in current in a separate circuit." is the best description of which of the terms below?
(310101c) There are a wide variety of tubing fitting types. Which of the fittings below would best be used when terminating tube connections?
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 "i" equipment can withstand?