A randomized 100 question test from a pool of 1236 questions, good luck!
(310102n) Instrument enclosures are all built to a NEMA standard. Which of the standards below would generally not be used to protect current electronic instrumentation?
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).
(310105i) The reaction a solid has to an external force that is applied to it can be measured. Which of the units below corresponds to "Strain" measurement?
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
There are several key concepts to understand when dealing with pressure measurement. Which of the terms below would best be described as,"the measure of the intensity of the force imposed on this object by the local gravitational field"?
What are the three main elements of a regulator?
If a closed tank is pressurized to 101.345 kPa and the pressure gauge at the bottom of the tank reads 130.456 kPa, what head (in feet) of a liquid with a R.D. of 0.45 is contained in the tank
"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?
There are two very common types of metric vernier calipers. Which of the answers below best represents the minimum accuracy of a metric Vernier caliper?
"The quantifiable change in position of an object, including how far the object travels and in what direction, before achieving it's final position." is the description of which mathematical term?
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."?
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?
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?
(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?
"The removal of lead sulfate crystals, which reduces the effectiveness of lead-acid, sealed AGM or flooded (wet cell-filler caps) batteries." is the best definition of which of the terms below?
If the total error is 1.3 and the dead band error is 0.7, what is the hysteresis value?
There are three types of radiant energy that is given off by a typical welding arc. Choose the one that does not apply from the answers below.
"A proportion of a whole expressed as a number between 0 and 100 rather than as a fraction."
"The displacement divided by the total time to complete the change." is the description of which mathematical term?
When 15 C passes by a point in a wire in 7 seconds, what is the current in amperes?
Gauge pressure is?
All objects have mass which is affected by gravity. Which of the answers below represents the USCS approximate value for acceleration due to gravity?
(310102c) Manufactured resistors have two broad categories. Which of the resistors below would be considered as a fixed resistor?
1 psi is equal to _____ kPa
Which of the following is not affected by a positioner?
Which of the valves below would be used for isolation on each side of a control valve?
The sliding Vernier calipers are a widely used measuring device. Which of the parts below best relates to "3"?
(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?
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?
(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?
"A whole number and a fraction combined into one number", is a description of which type of fraction?
The main function of a valve positioner is which of the below?
Air and iron are the two types of electromagnetic cores. Choose from the answers below to explain why an iron core is more preferable than an air one.
Alloy steels are very common in industry. Which of the types of alloy steel would "Ferritic" piping be?
"Is an area where no movement occurs with the actuators change in direction." describes which term?
There are three main types of measuring elements used in industry. Which of the answers below best represents the letter "A"?
There are subgroups of fuel for fires need to burn. Which of those subgroups would LPGs belong?
There are subgroups of fuel for fires need to burn. Which of those subgroups would NGLs belong?
(310102m) A capacitor's voltage increases in a very predictable way. Which of the answers below represents the total time constant intervals required to achieve a full charge in a typical capacitor?
In the SI system, what is the fundamental hydrostatic pressure equation
There are many different types of alloy steels, each with specific properties. Which of the elements below would have the effect of removing oxides and sulfides as well as refining the grain of the steel?
Alloy steels are very common in industry. Which of the types of alloy steel would "Austenitic" piping be?
Of the methods to render a container safe for hotwork, which of the following is the most common and most effective?
State this fraction as a mixed fraction: ⁵⁵⁄₈.
State ⁶⁵⁄₁₄ as a mixed fraction.
If side "A" is equal to 45mm and side "B" is equal to 76mm, solve for side "C".
There are several methods to routing and protecting cable, tubing, and insulated impulse lines. Which of the methods below would be best to run tubing to location?
State the number 45.7258 x 10¹¹ using engineering notation and round the answers to three significant digits.
Unless otherwise stated by the manufacturer, there are several general practices when installing a chart recorder. Which of the answers below correctly identifies the maximum distance between DPU and recorder?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for flammable material?
A 2000 kg train is traveling east with a speed of 25 km/h. Determine the mass of a truck travelling at 15 km/h would have to have to be travelling at the same momentum.
Around most construction tasks, eye protection is important. The selection of eye protection will rest mainly with which of the following answers? Choose the best one that applies.
"Energy" is a calculated quantity. Which of the formulas below would be used to calculate gravitational potential energy?
There are a number of factors determining the resistance to current of a material. Which one of the terms below would be best described as "The amount of opportunities for the atoms of the conductor to affect current flow per linear unit"
There are several definitions used frequently in the CEC."Containing any explosion originating within its housing and prevent sparks from within its housing from igniting vapors, gases, dust or fibers in the air surrounding it." would best describe which of the terms below?
convert 4 ⁴⁄₁₁ to an improper fraction.
In Unified National nomenclature what does the "UNC" represent in this bolt class- 1/2-12-UNC 4A
When taping a blind that does not go through the metal, the proper steps to tap it are:
(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 "C"?
"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?
What is the SI unit of force?
Factors affecting induced voltage include:
There are many different types of alloy steels, each with specific properties. Which of the elements below would have the effect of increasing hardness, but a reduction in ductility?
(310102c) Resistors have several construction methods. Which of the resistors below would have 1 fixed terminal and a sliding contact?
When dealing with pressure measurements, there are several vital terms that are used. Which of the terms below would best be described an interaction that causes an affected object to This results in an alteration to the state of the object's momentum?
Which of the terms below is measure in "watts"
A 15 kg wagon is moving west with a speed of 3 m/s. Determine it's momentum.
A mass of 7 kg is placed on top of a spring and that spring compresses 8 cm. What is it's spring rate?
(310103f) Strain type gauges are commonly found in industry. Which of the arrangements below would be used to compensate for temperature effects?
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?
There are many different parts to a parallel circuit. Which of the answers below corresponds correctly with the number "1" in the picture below?
Capacitance is a measurable quantity. Which of the answers below represents the SI unit for capacitance?
The types of tube available in industry are somewhat application specific. Which of the tube types would be best suited for a corrosive process?
(310105d) The output of an applied force uses is a measurable quantity. Which of the terms below would be use "W" as it's unit of measurement?
Stress affects metals in several different ways. Which of the answers below would best be described as the permanent deformation at a slow rate?
In the SI system, the unit for length is?
"Energy" is a calculated quantity. Which of the units below would be used as the measurement of "Energy"?
What is the pressure generated by a mass of 4 kg placed on a the top of a cylindrical piston with a 3 cm diameter filled with gas?
34.450 in engineering notion is what?
(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?
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?
"An angle of 90°" is a description of which mathematical term?
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
"Is the change in velocity divided by the elapsed time for the change to be completed." is the description of which mathematical term?
The relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 373.15 K?
To keep your back healthy, there are several steps in lifting objects. Of the following, choose the one that would not apply.
State the number 4.785 x 10 ⁻⁵ using decimal notation and round the answers to three significant digits.
What percentage of 35 is 21?
Tubing has many distinctive applications in industry. Which of the associations below provides the standards commonly used for tubing in instrumentation?
If a battery has a rating of 90 Ah, theoretically it could provide 4.5 A for how long?
In a series circuit what percentage of the applied voltage would appear across an open circuit?
There are many terms associated with "Energy". Which term below is correctly described as, "is energy stored in a spring."?
Convert 14 "Hg to kPa(a). Barometer is 18.6 psi
A capacitor discharges it's voltage at a specific rate. How many tau are required for a capacitor to expend 99% of it's original voltage?
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?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for corrosive material?
The inert purge gases for GMAW and GTAW welding processes are non-toxic, but are still dangerous. In what situation below would these gases be a danger?
What is the name of the part of a drill bit that carries the cut material out of the hole that is being drilled?
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 0-20 meters. What is the transmitter output signal if the fluid level is at 6.65 meters?
What does the term "Cv" represent in calculating pressure drop?