A randomized 100 question test from a pool of 1236 questions, good luck!
Electrostatic generation can be happen in many conditions. Which of the answers below would correctly identify one of those conditions?
With the proper formula "Work" is a measurable quantity. Which answer below represents the part of that equation that is measured in "joules"?
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."?
Each one of the installations of purge/pressurization has its own requirements for additional equipment. Which of the installations below would also require a 2.5 mm minimum water gauge flow to be maintained?
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.
The equation to calculate density is?
What is the absolute pressure of a vessel given a barometric pressure of 78 kPa and a gauge reading of 90 kPa
(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?
If a battery has a rating of 133 Ah, theoretically it could provide 5.75 A for how long?
A conductor is passed through a magnetic field and a voltage is induced, whose law is this?
Solve for the hypotenuse.
A lithium cell can produce about _____ times the voltage of an alkaline cell.
Newton's second law is also known as?
Factors affecting induced voltage include:
"Either of two angles that added together produce an angle of 90°" is a description of which mathematical term?
In a simple circuit, if I= 3 A and R=5 ohms, what is the voltage drop over the resistor of the circuit?
If a pressure change of 20 kPa to 100 kPa is to fully stroke a valve, what strength of spring must be used. The control valve has a stem travel of 3.5 cm and the effective area of the diaphragm is 0.05 m^2
If a closed tank is pressurized to 135.345 kPa and the pressure gauge at the bottom of the tank reads 172.456 kPa, what head (in feet) of a liquid with a R.D. of 0.14 is contained in the tan
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?
From the information given in the diagram below, what is the current flowing on branch R2?
By the early 1800's, there had been several gas laws discovered. Which of those laws below is best described as "the pressure of a given mass of gas varies directly with the absolute temperature of the gas, when the volume is kept constant."?
The prefix "Centi" can be expressed as?
There are several different ways to apply force to an actuator. Which one of the methods below would use a handwheel for operation?
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 voltage delivered to the field device?
Matter that is compose of only one atom is called what?
When servicing or troubleshooting a valve there are several steps that must be completed. In controlling hazardous energy, isolating all sources of energy to the work area would be which of the steps below?
What pressure does a column of liquid exert with a density of 56.7 lbs per cubic foot and a height of 54 inches
What are the two main systems of negative feedback?
101.325 kPa is equal to?
Which pilot valve has two common supply connections, and two connections for output?
(310105i) Any solid has inherent properties associated with it. Which of the properties below would be measured as a result of a tensile test on it??
A battery has a rating of 80Ah, this means it can supply
State the number 7.428 using scientific notation and round the answers to three significant digits.
Chart recorders have some specialized applications in industry. Which of those applications would best make use of the multiple temperature inputs available?
There are several advantages and limitations to installing a galvanically isolated barrier as an intrinsically safe barrier. Which one of the answers below can be considered an advantage of this style of barrier?
Use the answers below to correctly fill in the blanks. "Resistance of a conductor is________ to it's ______."
The main function of a valve positioner is which of the below?
(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?
(310101c) Copper tube is the most used type of tubing in industry. What type of copper tubing would a colour code of blue represent?
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?
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?
Purging is an effective means of reducing the potential hazards of an enclosure. Which of the answers below best describes the type of pressure produced in the enclosure by purging?
There are many different parts to a parallel circuit. Which of the answers below corresponds correctly with the number "2" in the picture below?
If the total error is 1.9 and the dead band error is is 0.8, what is the hysteresis value?
Calculate ¾ x ⅚, and state answer as a proper or mixed fraction
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?
(310102c) Resistors are commonly rated in 3 distinct ways. Which of the answers below would best relate a "resistance" rating?
"Which of the electrical terms below can be best described as "consisting of one or more electrochemical cells, which transform stored chemical energy directly into electrical energy."
There are numerous types and styles of valves in industry. Which of the actuators below best represents the following picture?
Hazardous locations are further divided into specific zones and divisions. Which of the answers below would apply if flammable vapours were present for less than 10 hours a year?
To move 225 C across two points. when the voltage is 45 V, how much energy is required?
"Having only magnitude, not direction, such as mass", is a description of which mathematical term?
Calculate the mass of a substance that has a density of 1479 kg/m³ and occupies a volume of 0.00631 m³
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?
When used to cut mild steel. what is the recommended angle for a cold chisel?
Inductive reactance is the _________________ to change in current created by coil in an AC circuit.
The 3 key elements of the WHIMIS system are, worker education, material safety data sheets and ________. Choose from the answers below to fill in the blank.
"6(5+15)=(6 x 5)+(6 x 15)" is an example of which mathematical law?
All safety enclosures are tested in the factory to certify the maximum pressure released in an explosion that it can withstand. Which of the answers below would describe the testing required for a flame-proof enclosure?
State ⁶⁵⁄₁₄ as a mixed fraction.
What are the three areas of WHMIS?
Ladders have specific designs for specific applications. Which of the answers below correctly identifies the ladder in the following picture?
Convert 0.875 to a fraction.
What is the formula to calculate Hydrostatic peressure
Piping material that is non-ferrous is most common in lower temperature services. Which of the answers below would best be classified as a "non-ferrous" material?
Bourdon measuring elements have tubes that are classified into three broad categories. Which of the tube types below would be moderately sensitive to pressure changes?
"The heat absorbed per unit mass of a given material at its boiling point that completely converts the material to a gas at the same temperature", is a description of which physics term?
A car traveling west has an initial speed of zero, and accelerates at a rate of 4 m/s² for 6 seconds. What is the average velocity of the car?
There are many terms for specific electrical components. Which of the components below is best described as a passive electronic component that stores energy in the form of an electrostatic field?
The equation to compute mechanical advantage is which one of the below?
Burns have a classification by degree. If you have a surface burn, it would be considered which of the following?
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."?
(310105i) In a common stress diagram, there are several points that are noted. Which of the points below would best be described as a change in shape of a material at low stress that is recoverable after the stress is removed?
There are several grades of iron and steel. Which of the answers below best represents a material that is best suited for castings because of it's superior flow characteristics when melted?
(310103f) There are three main components in a simple signal transmission system. Which of the components below is best represented by the letter "C"?
Isolate for"h" in the following equation y=(h-t)/r
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 0-12 meters. What is the transmitter output signal if the fluid level is at 8.65 meters?
In the WHMIS system, "Other poisons" is represented by which hazard class? Choose from the following answers.
(310101c) Copper tube is the most used type of tubing in industry. What type of copper tubing would a colour code of yellow represent?
(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?
"5 x 7=7 x 5" is an example of which mathematical law?
The volume of a sphere is calculated with which correct equation?
State the number 469.4 x 10¹⁵using engineering notation and round the answers to three significant digits.
A mass of 6 kg is placed on top of a spring and that spring compresses 7 cm. What is it's spring rate?
The types of tube available in industry are somewhat application specific. Which of the tube types would be best suited for a corrosive process?
Calculate the gain when a change from 1.55 psig to 2.15 psig in nozzle backpressure and a change from 3 psig to 20 psig in the relay output occurs.
State the following number, 15.198*10¹³ using engineering notation and round the answers to 3 significant digits.
The CEC generates a gas grouping based on the potential combustion, and results of combustion of each type. Which of the groups below would Acetylene belong to?
There are many different parts to a parallel circuit. Which of the answers below corresponds correctly with the number "3" in the picture below?
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 "ib" equipment can withstand?
When wire rope is used for lifting purposes, there are several safety factors involved. Which of the answers below best represents the safety factor for rigging in general?
A mass of 6 kg is placed on top of a spring and that spring compresses 8 cm. What is it's spring rate?
For every gas law there is a corresponding equation. Which of the gas laws below is represented by the equation "PV=ZnRT"?
State the number 0.003402 using decimal notation and round the answers to three significant digits.
What is the SI unit of pressure?
There are several different ways to apply force to an actuator. Which one of the methods below would use a solenoid for operation?
A mass of 5 kg is placed on top of a spring and that spring compresses 5 cm. What is it's spring rate?
Most electrical properties have an equation linked to them. In the equation L= (N²μA)÷ƪ, which of the answers below does the "N" represent?
There are a variety of circuit symbols used in electrical designs. Which of the terms is most commonly associated with the symbol below?
The relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 373.15 K?