A randomized 100 question test from a pool of 1236 questions, good luck!
When dealing with servicing or maintaining of valves, there are some terms that need to be understood. Which of the terms below is best described as a mechanical device that physically prevents the transmission or release of energy?
There are several vital components to a differential pressure unit in a chart recorder. Which of the components below would be to used in squaring the drive arm and link as well as the range arm?
(310103d) There are several different designs of regulator. Which of the elements below are you affecting when you adjust spring compression?
WHIMIS was put in place to regulate controlled products in the workplace. Which of the federal regulatory bodies below would oversee the suppliers of these products?
If the total error is 1.7 and the dead band error is is 0.5, what is the hysteresis value?
"Is an electrical quantity that measures how the device or material reduces the electric current flow through it." is the best description for which of the terms below?
Solder is a vital component of the soldering process. Which of the solders below is most commonly used for repair work done by hand?
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 letter "A" in the picture below?
There are several different types of pressure tube available. Which of the type of tube below would have the best thermal and longevity properties?
Reduce ⁹⁄₁₄ and state as a proper or mixed fraction.
Chart recorders have some specialized applications in industry. Which of those applications would best make use of the multiple temperature inputs available?
"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?
What is the name of the tool that is used on round stock to cut external threads?
The supplier label:
The Si unit for measuring force is the Newton. Which of the answers below correctly states the proper formula to calculate this unit?
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?
"Two angles that add to 180 degrees," is a description of which mathematical term?
1 pound force is equal to
Moment balance Negative feedback system consists of:
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?
Alloy steels are very common in industry. Which of the types of alloy steel would "Austenitic" piping be?
1 pound mass is equal to?
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 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?
Newton's first law is also known as?
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
"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?
Determine the volume of a tank in meters cubed, with the dimensions of 2.56 m, by 4.36 m, by 1.30 m
In the SI system, what is the fundamental hydrostatic pressure equation
What type of flux is generally used the most in electronic soldering?
There are many studies on how pressure and force affect fluids. "Fluid volume does not affect pressure." is one of the principles of which answer below?
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."?
In the contract of apprenticeship, there are several responsibilities that all parties have. Which of the parties below would have the responsibility to permit the apprentice to register and attend technical training?
If a fitting increases in cost from $675 to $890, what is the percentage increase of the fitting?
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 conditions signals received or transmitted to a hazardous area
Some enclosures have removable coverings to allow maintenance work. Which of the enclosures below would have a square cover?
There are many different parts to a galvanically isolated barrier. Which of the components below limits the voltage in a short circuit condition?
A magnetic field is set up between the the two poles of a magnet. Which of the answers below would the represent the flow direction inside the magnet?
The construction of batteries effects their performance. Which of the answers below would be the result of adding plate area?
(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 larger OD tube to a smaller OD tube?
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 1 to a Class I, Zone 2?
What pressure does a column of liquid exert with a density of 56.7 lbs per cubic foot and a height of 54 inches
101.325 kPa is equal to?
"A simple circuit for measuring an unknown resistance by connecting it so as to form a quadrilateral with three known resistances and applying a voltage between a pair of opposite corners." is the best description of which of the terms below?
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 the SI system, the unit for length is?
There are many different applications for copper tube. Which of those applications below would have the greatest internal operating pressure ratings?
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?
"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?
(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?
A magnetic field is set up between the the two poles of a magnet. Which of the answers below would the represent the flow direction outside the magnet?
Tube fittings can be put into three general categories, each with distinct components. Which of the categories below requires a flared tube end, nut and sleeve?
(310101c) There are many specialized applications for copper tube. Which of the copper tube colour code would be used in a compressed medical air system?
"The lag in response exhibited due to the absorption of energy in a measuring instrument." is the best description of which term?
Covert 34.5 kPa to psi.
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?
There are several different ways to apply force to an actuator. Which one of the methods below would use a piston for operation?
(310105d) Scalar quantities are all a measurable amounts. Which of the answers below would "Work" use as it's unit of measurement?
When 20 C passes by a point in a wire in 12 seconds, what is the current in amperes?
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?
There are several different ways to apply force to an actuator. Which one of the methods below would a scotch yoke actuator use for operation?
In the fraction A/B, is A the numerator?
There are several vital components to a differential pressure unit in a chart recorder. Which of the components below would be adjusted for any slight angularity issues?
(310103d) There are several different designs of regulator. Which of the loading element designs below would have to slowest response to changes in downstream pressures?
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
What is the area of the cylinder that has a mass of 4 kg placed on it creating 98321 Pa of pressure?
True force balance negative feedback system consists of:
State the number 0.004675 using scientific notation and round the answers to three significant digits.
What is the pressure generated by a mass of 4 kg placed on a the top of a cylindrical piston with a 6 cm diameter filled with gas?
"Increased flow rates occur at the end of the valve stroke, with low flow rates at the initial opening of the valve." is the best description of which of the terms below?
Class 1 or 2 Safety Glasses are typically worn by most warehouse workers. Which of the following do they protect from?
If a closed tank is pressurized to 12 psig and the pressure gauge at the bottom of the tank reads 56 psig, what head (in meters) of a liquid with a R.D. of 0.75 is contained in the tank
"The distance around the outside edge of a two-dimensional shape." is the definition of which mathematical term?
The trigonometric ratio of tangent is calculated with which mathematical equation?
If heat is removed from a metal, does it contract?
A mass of 5 kg is placed on top of a spring and that spring compresses 6 cm. What is it's spring rate?
"Is the side next to the angle of significance." is a description of which right angle triangle mathematical term?
Which of the resistors below is best described by the following statement, "A variable resistor making use of three contacts whose resistance varies with an adjustment of a sliding contact."?
"This physical factor within the environment that harms the musculoskeletal system." This statement best describes which of the hazard groups below?
A "wheel and axle" is an example of which type of machine?
(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 grounding of less that 50V circuits?
There are many studies on how pressure and force affect fluids. "Container shape does not affect fluid pressure." is one of the principles of which answer below?
What is the mass that is placed on a piston above a gas if the pressure exerted is 78554 Pa on a cylinder that has a 3 cm diameter
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for corrosive material?
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.
Determine the voltage V(cd) with R1=70k ohms, R2= 136k ohms and R3= 360K ohms, with a current of 0.754 mA
(310104b)There are several connection methods available for valve installation. Which of the connection methods below would be referred to as a "Van Stone" flange connection?
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?
What are the 2 major parts of a control valve?
There are several equations related to magnetism. Which of the terms below is represented by the equation "Ꙡᵣ=μₘ/μₒ"?
"A whole number and a fraction combined into one number", is a description of which type of fraction?
(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, prior to any work, the administrative procedures to be in place?
A parallel circuit reacts in specific ways to the to an open circuit. Which of the answers below best describes the reaction of the total line resistance to an open circuit?
"Is not designed for continuous occupancy, and has limited or restricted means for entry or exit." This statement best describes which of the following terms?
"The displacement divided by the total time to complete the change." is the description of which mathematical term?
(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?
The relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 0 R?
A fire is burning in a pile of weathered, oily blankets. Which of the following extinguishers should you use to fight this fire?
(310105i) Any solid has inherent properties associated with it. Which of the terms below would best represent the final amount of stretch or elongation that the material undergoes during tensile testing?
There are several types of measuring elements used in industry. Which of the answers below is best represented by the picture below?
