A randomized 100 question test from a pool of 1236 questions, good luck!
(310101c) There are a wide variety of tubing fitting types with specific name describing them. Which of the fittings below would have two tube ends in line and one pipe connector?
In a simple circuit, if I= 6 A and R=3 ohms, what is the voltage drop over the resistor of the circuit?
Even though explosion safety equipment must be able to deal with extreme pressures, maintenance must also be allowed to occur. Which of the enclosures below would allow for both maintenance and protection from explosion?
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?
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?
(310104d) Valve positioners provide several advantages over standard valves. Which of the advantages below would best relate to the addition or release of air from the actuator to achieve proper plug placement?
There are many electrical symbols used in industry today. Which of the answers below correctly identifies the following symbol?
Of the methods to render a container safe for hotwork, which of the following is the most common and most effective?
All pipe in a piping system can be grouped into two categories. Which of the answers below best represents those categories?
In the WHMIS system, "Acute poisons" is represented by which hazard class? Choose from the following answers.
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?
Which of the terms below is best described by the statement, "Current flows from the positive terminal to the negative"?
There are numerous types and styles of valves in industry. Which of the actuators below best represents the following picture?
When servicing or troubleshooting a valve there are several steps that must be completed. In controlling hazardous energy, verifying energy sources in work area are without power, would be which of the steps below?
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?
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?
There are many different parts to a parallel circuit. Which of the answers below corresponds correctly with the number "5" in the picture below?
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 0-9 meters. What is the fluid level if the transmitter signal is 56 kPa
Gauge pressure is?
Certain categories of tubing has specific applications in industry. Which of the categories below would be used in applications where no internal pressures need to be tolerated?
If a closed tank is pressurized to 10 psig and the pressure gauge at the bottom of the tank reads 45 psig, what head (in meters) of a liquid with a R.D. of 0.78 is contained in the tank
There are several types of purge/pressurization permits that are available. Which of the permits below would best be used with a pressurized enclosure that contains equipment which is capable of ignition?
For every gas law there is a corresponding equation. Which of the gas laws below is represented by the equation "P₁V₁n₂T₂=P₂V₂n₁T₁"?
There are several terms that are used specifically with flammable gases and liquids. Which of the terms below is best described as the temperature at which a particular organic compound gives off sufficient vapor to ignite in air?
"A two ratios that are equal in an equation." is a description of which mathematical term?
Each one of the installations of purge/pressurization has its own requirements for purging times. Which of the installations below would the enclosures inlet airflow rate be measured for purging times?
(310103f) Strain type gauges are commonly found in industry. Which of the arrangements below would be used to compensate for temperature effects?
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?
To move 100 C across two points. when the voltage is 15 V, how much energy is required?
(310104b) There are many different valves to be used for different processes. Which of the valve types below would be considered self-cleaning?
In a simple circuit, if I= 4 A and R=2 ohms, what is the voltage drop over the resistor of the circuit?
The Si unit for measuring force is the Newton. Which of the answers below is equal to an object that has a mass of 65830 g?
A mass of 7 kg is placed on top of a spring and that spring compresses 8 cm. What is it's spring rate?
What is the SI unit of force?
To solder a joint, there are steps that need to be followed to succeed. Which of the steps below would involve ensuring contamination free parts and soldering tip?
There are numerous guidelines provided in section 18, appendix B, from the CEC. Which of the rules from that appendix would relate to ignition temperatures?
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?
"The ______ is divided between two series resistors in direct proportion to their resistance." The term that best fits to complete the sentence is which of the terms below?
Due to a lengthy transmission distance a control valve is responding slowly. The device that would improve the response speed of the valve would be?
Calculate the normal force exerted by an object that has a mass of 6732 grams
When selecting a valve for a piping system, several factors must be considered. Which of the terms below can be correctly described by the statement, "Constitutes the pressure differential generated between two defined points through various ares of loss."
(310105d) The amount of power an applied force uses is a measurable quantity. Which of the units below would be equal to 1 hp of power?
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.
Factors affecting induced voltage include:
There are several different ways to apply force to an actuator. Which one of the methods below would use a handwheel for operation?
Capacitance is a measurable quantity. Which of the answers below represents the SI unit for capacitance?
What is the pressure generated by a mass of 4 kg placed on a the top of a cylindrical piston with a 7 cm diameter filled with gas?
(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?
Find the volume in meters cubed of a cylindrical tank that has a radius of 2.4 m and a length of 1.2 m.
In the SI system, what is the fundamental hydrostatic pressure equation
(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 it with a smaller one in a simple circuit?
Which are the two major categories of pressure regulators?
Express ³²⁄₄₄ as a percent.
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 3-15 meters. What is the transmitter output signal if the fluid level is at 8.65 meters?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for poisonous material with immediate and serious toxic effects?
Which organization sets standards for boots and safety glasses in Canada?
"Is a triangle with two congruent sides and congruent base angles." is a description of which mathematical term?
(310102c) Resistors are commonly rated in 3 distinct ways. Which of the answers below would best relate a "ppwer" rating?
(310105d) The amount of power an applied force uses is a measurable quantity. Which of the units below would be equal to 1 hp of power?
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."?
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?
Some enclosures have removable coverings to allow maintenance work. Which of the enclosures below would have a square cover?
(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?
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?
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
1 pound mass is equal to?
There are several terms which relate to charging of a capacitor. Which of the terms below would apply to the period when the capacitor gets to 5τ?
There are several methods to routing and protecting cable, tubing, and insulated impulse lines. Which of the methods below would be best to run insulated impulse lines to location?
"Is the measure of the amount of space inside of a solid figure, like a cube, ball, cylinder or pyramid." is the description of which mathematical term?
(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?
State the number 789342.61 using decimal notation and round the answers to three significant digits.
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for poisonous biohazardous material?
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 metal conduit and cable tray?
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?
A pressure gauge at the bottom of a tank indicates a pressure of 7.9 psi. The relative density of the liquid is 0.87. What is the depth of the liquid in feet?
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?
(310101c) There are many specialized applications for copper tube. Which of the copper tube colour code would be used in a medical gas system?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for oxidizing material?
(310103f) There are three main components in a simple signal transmission system. Which of the components below is best represented by the letter "B"?
Tubing has many distinctive applications in industry. Which of the associations below provides the standards commonly used for tubing in instrumentation?
"The tube straightening out is a direct result of the pressure acting inside the tube" is the principle of operation of which pressure to force converter?
Which of the following measurements cannot be performed by a sliding caliper?
(310102c) Resistors have several construction methods. Which of the resistors below would make use of a glass core?
The best description for "Angularity adjustment" in relation to calibrating instruments is which of the following?
"An angle that measures less than ninety degrees but more than zero degrees" is a description of which mathematical term?
For every gas law there is a corresponding equation. Which of the gas laws below is missing from the Combined Gas Law?
Newton's second law is also known as?
The CEC generates a hazardous area result by investigating the contents of the area. Which of the designations below would be used based on the explosive characteristics of the material?
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?
A conductor is passed through a magnetic field and a voltage is induced, whose law is this?
A control valve is to have a stem travel of 5.6 cm. The diaphragm in use has an area of 0.09m². What strength of spring must be used if the desired pressure change from from 40 kPa to 110 kPa will fully stroke the valve?
(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 conductor type and use?
"An electric circuit in which the normal path of current has been interrupted." is the best description of which of the terms below?
State the number 0.05634 x 10⁻¹³ using scientific notation and round the answers to three significant digits.
All objects have mass which is affected by gravity. Which of the answers below represents the USCS approximate value for acceleration due to gravity?
There are several types of measuring elements used in industry. Which of the answers below is best represented by the picture below?
Ladders have specific designs for specific applications. Which of the answers below correctly identifies the ladder in the following picture?
In Unified National nomenclature what does the "UNC" represent in this bolt class- 1/2-12-UNC 4A
Moment balance Negative feedback system consists of:
Convert ⅘ to a decimal.