A randomized 100 question test from a pool of 1236 questions, good luck!
Two pieces of eye protection should be used together when grinding or chipping. Choose the best answer from the selection below.
The volume of a sphere is calculated with which correct equation?
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?
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?
Convert ¹⁰⁄₁₅ to a decimal.
There are two very common types of metric vernier calipers. If the caliper that you are using has 0.5mm graduations on the beam, which of the answers below represents the graduations required on the Vernier scale?
True force balance negative feedback system consists of:
When taping a blind that does not go through the metal, the proper steps to tap it are:
What is the pressure generated by a mass of 3 kg placed on a the top of a cylindrical piston with a 4 cm diameter filled with gas?
(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
(310103d) There are several essential components to a pressure regulator. Which of the components below would be used as a measuring element?
It is a good trade practice to transport gas cylinders secured and upright. From which act below did this practice come from?
Of the types of link and lever calibration methods below, which one requires only one type of adjustment?
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
(310104a) The valve body contains some of the vital components in a valve. Which of the components below would be responsible for the alignment for the path of travel of the valve plug?
Locking out energy sources physically is a vital part of servicing valves. Which of the valves below would you use a circular lockout device on the handle?
Determine the voltage V(ad) with R1=70k ohms, R2= 136k ohms and R3= 360K ohms, with a current of 0.754 mA
If it were required to provide a regulated output that was at a lower set value, which device below would be used?
"Energy" is a calculated quantity. Which of the formulas below would be used to calculate work energy?
There are many different types of alloy steels, each with specific properties. Which of the elements below would have the effect of refining the grain of the steel to allow for greater resistance to corrosion and temperature extremes?
Bourdon measuring elements have tubes that are classified into three broad categories. Which of the tube types below would be used in applications having 145 kPag?
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 displacement of the car?
Alternating current is bi-directional.
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?
What is the formula that the pneumatic relays amplification or gain is expressed by?
The basic unit of matter is called?
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?
The sliding Vernier calipers are a widely used measuring device. Which of the parts below best relates to "7"?
The symbol for a amperes is which of the below?
"An adjustment that progressively increases or decreases reading over the scale, but does not change the base point" is the definition of which adjustment?
State the number 40.021 x 10⁻¹ using decimal notation and round the answers to three significant digits.
Bourdon measuring elements have tubes that are classified into three broad categories. Which of the tube types below would be used in applications having 75 MPag??
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?
Each one of the installations of purge/pressurization has its own requirements for purging times. Which of the installations below would the outlet airflow rate be measured for purging times?
"At any junction in an electrical circuit, the sum of currents flowing in equal to the sum of currents flowing out ." This statement is the best description of which of the electrical laws below?
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?
There are numerous designs of batteries. Which of the batteries below would be generally considered to be the most able to discharge loads at high rates for an extended period of time?
The volume of a cylinder is calculated with which correct equation?
"Having only magnitude, not direction, such as mass", is a description of which mathematical term?
There are two different ways of identifying general purpose tube. If you see "⅜ in-SS-0.036" printed on the outside of the tube, what would the "⅜" refer to?
To move 100 C across two points. when the voltage is 15 V, how much energy is required?
A mass of 5 kg is placed on top of a spring and that spring compresses 6 cm. What is it's spring rate?
Convert ⅘ to a decimal.
The use of process seals is required in some applications. Which one of the terms below is best described as a seal that prevents the process from passing into the electrical conduit in the event of the initial seal failure?
From the information given in the diagram below, what is the current flowing on branch R1?
There are electrical properties that are inherent to coils. Which of the answers below correctly identifies the properties that a coil possesses?
When an atom loses an electron, it is commonly referred to as which of the below?
Reduce ³⁴⁰⁄₄₀ and state as a proper or mixed fraction.
"A two ratios that are equal in an equation." is a description of which mathematical term?
For every gas law there is a corresponding equation. Which of the gas laws below is represented by the equation "V₁n₂=V₂n₁"?
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?
The sliding Vernier calipers are a widely used measuring device. Which of the parts below best relates to "3"?
A volume booster is not a positioner.
There are subgroups of fuel for fires need to burn. Which of those subgroups would sulfur belong to?
Covert 6 ¹¹⁄₁₃ to an improper fraction.
The equation to compute mechanical advantage is which one of the below?
"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?
(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?
(310101c) Although soldered fittings for tube can be used on pressure and DWV applications, there are some differences between the fittings. Which of the answers below describes one of the major differences that the DWV fittings have when compared to pressure fittings??
The result of a _______ actuator is installed with a ________ valve will be normally open, fail closed
What is the SI unit of force?
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
A column of water at 4C, 6.5 meters in height exerts what amount of pressure?
Which of the electrical terms below can be best described as one that "internally converts stored chemical energy into electrical potential energy."
If the total error is 1.9 and the dead band error is is 0.8, what is the hysteresis value?
(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?
A parallel circuit reacts in specific ways to the addition of a resistive load. Which of the answers below best describes the reaction to an increase in resistive load?
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.
"An electric circuit in which the electric passes through each circuit element in order." is the best description for which of the terms below?
Solve for the missing side.
A mass of 6 kg is placed on top of a spring and that spring compresses 8 cm. What is it's spring rate?
If, for every 15 C of charge, 45 J of energy is available, what is the voltage?
Electrical conduit is used to protect the cables running to the instruments. Which of the types of conduit below would be used in a corrosive atmosphere?
Valves require several different styles of physical lock out device. Which of the styles below correctly identifies the device in the following picture?
What is the absolute pressure of a vessel given a barometric pressure of 78 kPa and a gauge reading of 90 kPa
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
"A valve that has a low pressure drop at high flow rates.", is the best description of which of the terms below?
(310101c) Copper tube is the most used type of tubing in industry. What type of colour code would a Type DWV tube type typically have?
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?
(310102c) Resistors have several construction methods. Which of the resistors below would make use of a glass core?
Determine the voltage V(bc) with R1=70k ohms, R2= 136k ohms and R3= 360K ohms, with a current of 0.754 mA
(310101c) There are a wide variety of tubing fitting types. Which of the fittings below would best be used when terminating tube connections?
Pick the answer that will fill the blank. "_______ of the voltage would appear across the open circuit in a ______ circuit."
(310102c) Resistors are commonly rated in 3 distinct ways. Which of the answers below would best relate a "resistance" rating?
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?
What does the term "Cv" represent in calculating pressure drop?
A mass of 7 kg is placed on top of a spring and that spring compresses 5 cm. What is it's spring rate?
If the total error is 1.3 and the dead band error is 0.7, what is the hysteresis value?
The Alberta AIT Board has many responsibilities. Which of the answers below represents the Boards main responsibility?
The ratio 3.4:2.5 equal to?
What is the area of a semi-circle with a diameter of 2.45m?
There are several common precision measurement tools available in industry. Which of the answers below best represents the tool 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 R2?
(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?
Scaffolds use is daily occurrence at most job sites. Any scaffold that is constructed must be designed to handle _____ times the potential load placed on it. Use that answers below to correctly fill in the blank.
65% of 765 is equal to?
"A pneumatic relay that is used to reduce the time lag in pneumatic circuits by reproducing pneumatic signals with high-volume and or high-pressure output." is the best description of which term below?
"The distance around the outside edge of a two-dimensional shape." is the definition of which mathematical term?
Isolating process lines with a physical barrier is one of the steps for safe field servicing of a control valve. Which of the blank types below would best be described as having a blind and a spacer together in one assembly?
Calculate ¾ x ⅚, and state answer as a proper or mixed fraction