A randomized 100 question test from a pool of 1236 questions, good luck!
Batteries come in two common varieties. Which of the terms below can relate best to a rechargeable cell?
There are several varieties of manufactured resistors. Which of the answers below is constructed with a glass core?
(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
State the number 13487000 using scientific notation and round the answers to three significant digits.
There are several methods to routing and protecting cable, tubing, and insulated impulse lines. Which of the answers below would be best describe a major difference between cable tray and metal conduit?
There are several types of soldering irons that are available in industry. Which type of iron below would rely on a voltage being produced when the tip touches the work to be done?
"This type of breathing apparatus is designed to allow a reserve of air for 5-10 minutes." The answer below that this statement best describes is which one?
(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 two different classification of magnets. Which of the items below would be considered a permanent magnet?
(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?
Bourdon measuring elements have tubes that are classified into three broad categories. which of the tube types below would be the most sensitive to pressure changes?
Which valve is used for corrosive slurries?
"The heat required to raise the temperature of the unit mass of a given substance by a given amount with no change in it's phase:, is a description of which physics term?
There are several vital components to a differential pressure unit in a chart recorder. Which of the components below would move as the direct result of the rotation of the torque shaft?
"The displacement divided by the total time to complete the change." is the description of which mathematical term?
The ISA has defined 3 types of installations for purge/pressurization for hazardous applications. Which of the types below would an enclosures classification be reduced from Class I, Zone 2 to non-hazardous?
(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?
Reduce and state answer as a proper or mixed fraction: ³⁴⁰⁄₁₆.
Lifting a load with rigging is an involved and potentially dangerous task. When working with slings, which of the angles below is the commonly used safe lifting angle?
(310103d) Regulators deal with a consistent pressure reduction. Which category of regulator is pictured below?
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 R1?
The categories of workplace hazards have been broken down to _____ main areas. Using the answers below fill in the blank.
(310101c) There are several different styles of flared and flareless fittings. Which of the styles below would commonly use a single ferrule style fitting?
(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 circuits that are controlled remotely?
1 pound force is equal to
The 3 key elements of the WHIMIS system are, worker education, labels and ________. Choose from the answers below to fill in the blank.
If the total error is 1.3 and the dead band error is 0.7, what is the hysteresis value?
Ladders have specific designs for specific applications. Which of the answers below correctly identifies the ladder in the following picture?
60% of 54 is what?
From the information given in the diagram below, what is the voltage drop over R2, if R1= 3 ohms, R2= 5 ohms, R3= 7 ohms, R4= 6 ohms and the battery produces 24 V?
If a closed tank is pressurized to 125.345 kPa and the pressure gauge at the bottom of the tank reads 186.456 kPa, what head (in feet) of a liquid with a R.D. of 0.05 is contained in the tan
There are several properties to a circuit. Which of the terms below best defines the opposition to a change in current?
State ⁸⁴⁵⁶⁄₂₄₃ as a mixed fraction.
"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?
There are several different ways to apply force to an actuator. Which one of the methods below would a pneumatic source of air not be required for operation?
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
"This piece of legislation came into effect in 1915. This act deals primarily with compensation, medical aid and rehabilitation of a worker due to a job-related injury." Which of the answers below is best described by this statement?
For every gas law there is a corresponding equation. Which of the gas laws below developed with the addition of Avogadro's Gas Law?
In Unified National nomenclature what does the "UNC" represent in this bolt class- 1/2-12-UNC 4A
A mass of 6 kg is placed on top of a spring and that spring compresses 5 cm. What is it's spring rate?
Movement of the actuator stem by air pressure applied to a flexible membrane is a characteristic of which actuator?
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?
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
(310105i) Physics has may "laws" that can be applied in industry. Which of the "laws" below would relate best to the strain of a material is proportional to the stress applied
"The longest side of a right triangle, opposite the right angle." is a definition of which right angle triangle mathematical term?
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?
What is the pressure generated by a mass of 5 kg placed on a the top of a cylindrical piston with a 2 cm diameter filled with gas?
Solve for the missing angle.
The construction of batteries effects their performance. Which of the answers below would be the result of adding plate area?
"A characteristic where flow capacity increases linearly with valve travel. Flow is directly proportional to valve travel." is the best description of which of the terms below?
From the information given in the diagram below, what is the voltage drop over R1, if R1= 3 ohms, R2= 5 ohms, R3= 7 ohms, R4= 6 ohms and the battery produces 24 V?
A true force balance negative feedback system is a force balance system?
What are the two types of magnet?
There are several different notations on a length of pipe. Which of the notations below would have the smallest pipe ID?
In industry, there are several types of protection used to reduce the risk of explosion. Which of the methods of protection below would positively pressurized equipment be primary used?
Solve for x: 45-200÷10=x
If there was a need to control the process pressure upstream of the regulator, which one of the devices below would be used?
(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?
Materials with four electrons in their valence shell are considered what?
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?
What is the area of a semi-circle with a diameter of 2.45m?
Determine x if 5:16=x:128.
If it were necessary to operate an 50-300 kPa valve actuator, but you had a 20-80 kPa control signal, the relay used would be?
In a simple circuit, if E=3 V and R=5 ohms, what is the current of the circuit?
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?
State the number 469.4 x 10¹⁵using engineering notation and round the answers to three significant digits.
Occupational exposure limits have threshold limits. There are three of these threshold limits that are used, of the answers provided, which is not a value used?
Worker education is the responsibility of the:
If you have 40 hammers and 50 chisels, what is your ratio of hammers to chisels?
(310104a) There are only two major parts to a sliding stem control valve assembly. Which of the components below would best be described a a device that produces linear motion from a source of power to control the flow of .energy of a process?
"An adjustment that progressively increases or decreases reading over the scale, but does not change the base point" is the definition of which adjustment?
There are two types of designations in Alberta for trades. Which of the answers below is the one condition that separates them?
What is the area of the cylinder that has a mass of 4 kg placed on it creating 98321 Pa of pressure?
From the information given in the diagram below, what is the current flowing on branch R3?
Of the types of link and lever calibration methods below, which one requires a minimum of two types of adjustments?
(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?
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 many different parts to a parallel circuit. Which of the answers below corresponds correctly with the number "1" in the picture below?
(310104b) There are many different valves to be used for different processes. Which of the valve types below would be considered self-cleaning?
A battery has a rating of 80Ah, this means it can supply
There are several terms used when describing circuitry or equipment on hazardous locations. Which of the terms below would be best described as electrical/electronic circuitry that is incapable, under normal operating conditions, of causing ignition of a specified flammable gas-air, or vapor-air,mixture?
The methods to mount an instrument are as varied as the instruments themselves. Which of the mounting methods below would the process fluid need to pass through the instrument for accurate measurements?
Calculate the force in pounds which will be developed when a liquid pressure of 76 lbs/in² is applied to an area of 54 in².
When dealing with welding gases and fumes, it is a good practice to limit your exposure to them. The first option to reduce exposure to these fumes and gases is to weld in which of the following locations?
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?
State the number 479.3 using engineering notation and round the answers to three significant digits.
(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?
Calculate the mass of a substance that has a density of 1479 kg/m³ and occupies a volume of 0.00631 m³
Calculate the gain when a change from 0.25 psig to 1.5 psig in nozzle backpressure and a change from 3 psig to 20 psig in the relay output occurs.
State the number 0.003402 using decimal notation and round the answers to three significant digits.
(310104b)There are many different valves to be used for different processes. Which of the valves below would best be used in a high pressure process?
With the proper formula, "Work" is a measurable quantity. Which answer below represents the "work" part of that equation?
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?
What pressure does a column of liquid exert with a density of 48.9 lbs per cubic foot and a height of 6.5 feet
"6(5+15)=(6 x 5)+(6 x 15)" is an example of which mathematical law?
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?
What is the SI unit of force?
(310101c) Copper tube is the most used type of tubing in industry. What type of copper tubing would a colour code of green represent?
State ⁶⁵⁄₁₄ as a mixed fraction.
Having to convert between SI and USCS measurements is commonplace in industry today. Which of the answers below is the correct conversion for 65 lbm?