A randomized 100 question test from a pool of 1236 questions, good luck!
Most electrical properties have an equation linked to them. In the equation L= (N²μA)÷ƪ, which of the answers below does the "ƪ" represent?
Gauge pressure is calculated by?
There are several types of soldering irons that are available in industry. Which type of soldering iron below would a soldering pencil best refer to?
(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 tube to tube?
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?
(310103d) There are several essential components to a pressure regulator. Which of the components below would be used as both a measuring and loading element?
From the information given in the diagram below, what is the total parallel resistance of the circuit?
"To cause the valve to open, an increase in pressure to the actuator is required" is the definition of?
Solve for the missing side.
(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?
"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?
"Is the change in velocity divided by the elapsed time for the change to be completed." is the description of which mathematical term?
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?
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?
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 R3?
(310102c) Resistors have several construction methods. Which of the resistors below would have the capacity to change its resistance value?
Which of the welding processes below would welding goggles be worn?
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?
"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 subgroups of fuel for fires need to burn. Which of those subgroups would sulfur belong to?
(310105d) The displacement of an applied force is a measurable quantity. Which of the terms below would be use "J" as it's unit of measurement?
What is the pressure generated by a mass of 2 kg placed on a the top of a cylindrical piston with a 6 cm diameter filled with gas?
(310104a)There are numerous components to a valve. Which of the components below would best be referred to as a seal for the static portion of the valve against leakage?
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?
The result of a _______ actuator is installed with a ________ valve will be air-to-close
The symbol for a voltage drop is which of the 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?
Choose the answer below that has the words in order to correctly fill in the blanks. "A per unit volume of free electrons that is _______, offers ______ resistance to current"
State the number 3521.785 x 10³ using decimal notation and round the answers to three significant digits.
(310102c) Resistors have several construction methods. Which of the resistors below would have the capacity to change its resistance value?
“The force acting on an object is equal to the mass of that object times its acceleration.” is the description of which one of Newton's laws?
Copper tube is commonly available in two types of tempers. Which of the answers below best describes a tube that is slowly heated and cooled providing a soft flexible result?
The trigonometric ratio of cosine is calculated with which mathematical equation?
When servicing or troubleshooting a valve there are several steps that must be completed. In controlling hazardous energy, verifying a physical lock or securing method is placed on all isolating devices, would be which of the steps below?
Which of the following measurements cannot be performed by a sliding caliper?
Piping material that is non-ferrous is most common in lower temperature services. Which of the answers below would best be classified as a "non-ferrous" material?
(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?
For every gas law there is a corresponding equation. Which of the gas laws below is represented by the equation "P₁V₁=P₂V₂"?
Ladders have specific designs for specific applications. Which of the answers below correctly identifies the ladder in the following picture?
"Having only magnitude, not direction, such as mass", is a description of which mathematical term?
Calculate the relative density for a fluid that has a density of 748 kg/m³
The relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 0 R?
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?
The equation to calculate density is?
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?
To solder a joint, there are steps that need to be followed to succeed. Which of the steps below would involve coating the iron tip with a small amount of solder?
Convert ⁸⁄₁₉ to a decimal.
There are several types of purge/pressurization permits that are available. Which of the permits below would best be used when an enclosure needs do be reduced from a Class I, Zone 1 to a Class I, Zone 2?
There are many terms associated with "Energy". Which term below is correctly described as, "is energy stored in a spring."?
What are the three main elements of a regulator?
If a closed tank is pressurized to 121.345 kPa and the pressure gauge at the bottom of the tank reads 175.456 kPa, what head (in feet) of a liquid with a R.D. of 0.56 is contained in the tan
Convert 0.625 to a fraction.
"Either of two angles that added together produce an angle of 90°" is a description of which mathematical term?
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?
Use the answers below to correctly fill in the blanks. "Resistance of a conductor is________ to it's ______."
(310105d) Efficiency is one of the benchmarks that is used for rating machines. Which of the measurement units below is used with efficiency itself?
The prefix "Kilo" can be expressed as?
A piece of metal with a length 13 1/4" is cut into 2 pieces. If one piece is 5 3/4' long, determine the length of the other piece.
Reduce and state answer as a proper or mixed fraction: ¹²⁄₄₈.
The ratio 3.4:2.5 equal to?
State the following number, 0.005687 using scientific notation and round the answers to 3 significant digits.
What is the term used to describe the total opposition to current flow in an AC circuit?
State this fraction as a mixed fraction: ⁵⁵⁄₈.
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?
Convert the following quantities to the units asked for: 4572 cm to yards.
There are numerous steps to drilling with a power drill. Which answer below correctly identifies the size of the center punch mark in a piece to be drilled?
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?
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 largest diameter of the thread?
(310105d) Hp is a common term seen to rate power. Which of the answers below reflects the conversion of 278 hp to watts?
Which of the electrical terms below can be best described as one that "internally converts stored chemical energy into electrical potential energy."
There are several grades of iron and steel. Which of the answers below best represents a material that is best suited for castings because of it's superior flow characteristics when melted?
A mass of 7 kg is placed on top of a spring and that spring compresses 6 cm. What is it's spring rate?
Of the clothes to wear while cutting, welding or grinding, choose from the answers below the best material to have.
The height of a free standing or rolling scaffold is restricted to no more than 3 times the smallest base dimension. This guideline comes from which of the acts below?
"An electrical circuit that allows a current to travel along an unintended path with no or a very low electrical impedance." is the best description of which of the terms below?
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?
In a simple circuit, if E=6 V and R=5 ohms, what is the current of the circuit?
"A way of concisely showing the relationship between two quantities." is a description of which mathematical term?
The statement, "Whatever is done to one side of an equation, can be done to the other side of the equation" is false.
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?
If a battery has a rating of 60 Ah, theoretically it could provide 3.3 A for how long?
A worker is grinding 6m away from another worker refueling a diesel welder. Is there any workplace infraction occurring in this situation? Choose the best answer below for answering this.
Air and iron are the two types of electromagnetic cores. Choose from the answers below to explain why an air core is less preferable than an iron one.
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.
Of the methods to render a container safe for hotwork, which of the following is the most common and most effective?
There are several different types of carbon steel in any piping system. Which of the types below would have more than a 0.6%% carbon content?
The use of process seals is required in some applications. Which one of the terms below is best described as a seal that has contacts the process?
Many electrical properties are a measured quantity, needing a unit of measurement. Which of the units below would be the correct unit of measurement for inductance?
There are 3 major components to a zener intrinsically safe barrier. Which of the answers below would be best describe the component that limits the current?
There are many different parts to a parallel circuit. Which of the answers below corresponds correctly with the number "7" in the picture below?
There are a variety of circuit symbols used in electrical designs. Which of the terms is most commonly associated with the symbol below?
There are several different types of layout tools used in industry. Which of the tools below best represents the following picture?
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?
(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?
"An adjustment that, without affecting the base point, changes the shape of the curve" is the definition of which adjustment?
(650101a) There are three main sections in the occupational health and safety legislation in Alberta. Which of the sections below best relates to the minimum safety standard set for workers?
(310101c) There are several different styles of flared and flareless fittings. Which of the styles below would commonly use a two ferrule style fitting?
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 distance from the crest of one thread to another crest measured along the length of the thread?
(310103f) Strain type gauges are commonly found in industry. Which of the arrangements below would be used to compensate for temperature effects?
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?