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.
Isolate the following equation for "v": d=vt
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.
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for poisonous biohazardous material?
"To cause the valve to close, an increase in air pressure to the actuator is required" is the definition of?
There are several different types of layout tools used in industry. Which of the tools below best represents the following picture?
What is the pressure generated by a mass of 2 kg placed on a the top of a cylindrical piston with a 5 cm diameter filled with gas?
In the WHMIS system, "Compressed gas" is represented by which hazard class? Choose from the following answers.
If a pressure change of 20 kPa to 90 kPa is to fully stroke a valve, what strength of spring must be used. The control valve has a stem travel of 5.5 cm and the effective area of the diaphragm is 0.065 m^2
"Having only magnitude, not direction, such as distance", is a description of which mathematical term?
A change in dielectric material in a capacitor, will change it's capacitance. Which of the dielectric materials below has the least capacitance?
If, for every 30 C of charge, 60 J of energy is available, what is the voltage?
(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?
State the number 23.569 x 10¹³ using engineering notation and round the answers to three significant digits.
If a closed tank is pressurized to 18 psig and the pressure gauge at the bottom of the tank reads 39 psig, what head (in meters) of a liquid with a R.D. of 0.76 is contained in the tank
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?
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?
The power source is 24V and the resistance is 8Ω what is the current of the circuit?
(310102m) The relationship between resistors, capacitors and time intervals is an interdependent one. Which of the answers below would be the voltage across a steady state capacitor after 1 tau of it discharging?
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 "C" in the picture 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 cable tray and metal conduit?
What are the 2 major parts of a control valve?
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?
Matter that is composed of more than one type of atom is called?
What type of fire extinguisher can have a large tapered nozzle?
(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?
What is the SI unit of pressure?
If a closed tank is pressurized to 125.345 kPa and the pressure gauge at the bottom of the tank reads 186.456 kPa, what head (in feet) of a liquid with a R.D. of 0.05 is contained in the tan
Oxygen is a vital component of the combustion process. Which of the answers below best describes the effects of combustion if an amount of gas and oxygen are equal in volume?
(310104d) Valve positioners provide several advantages over standard valves. Which of the advantages below would best relate to the creation of two equal ranges from standard range?
"Is an area where no movement occurs with the actuators change in direction." describes which term?
(310105d) For displacement to occur, several forces must act upon a mass. Which of the forces below would oppose the direction an applied force?
The best description for "Span error" in relation to calibrating instruments is which of the following?
In the SI system, the unit for length is?
The CEC generates a gas grouping based on the potential combustion, and results of combustion. Which of the groups below would non-metallic dust that is electrically conductive belong to?
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?
(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?
There are 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
Reduce ³⁴⁰⁄₄₀ and state as a proper or mixed fraction.
"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?
(310104a) There are only two major parts to a sliding stem control valve assembly. Which of the components below would best be described a a device that produces linear motion from a source of power to control the flow of .energy of a process?
Of the methods to render a container safe for hotwork, which of the following is the most common and most effective?
(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?
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."?
There are several different types of layout tools used in industry. Which of the tools below best represents the following picture?
From the information given in the diagram below, what is the total resistance if R1= 3 ohms, R2= 5 ohms, R3= 7 ohms, R4= 6 ohms and the battery produces 24 V?
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?
Circular chart recorders have several specific accessories. Which of the answers below would best describe the accessory that allows the additional measurement of differential and static pressures?
Choose the answer below that has the words in order to correctly fill in the blanks. "A ______ in per unit volume temperature of a conductor, offers ______ resistance to current"
In a simple circuit, if E=8 V and R=3 ohms, what is the current of the circuit?
What is the main purpose of valve positioners?
The best description for "Zero adjustment" in relation to calibrating instruments is which of the following?
A mass of 7 kg is placed on top of a spring and that spring compresses 5 cm. What is it's spring rate?
(310101c) There are several different styles of flared and flareless fittings. Which of the styles below would commonly use a two ferrule style fitting?
The relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 0 R?
(310101c) There are many specialized applications for copper tube. Which of the copper tube colour code would be used in a medical gas system?
The result of a _______ actuator is installed with a ________ valve will be air-to-close
Hazardous locations are further divided into specific zones and divisions. Which of the answers below would apply if flammable vapours were present for more than 1000 hours a year?
Ladders have specific designs for specific applications. Which of the answers below correctly identifies the ladder in the following picture?
(310102m) A capacitor's voltage decreases in a very predictable way. Which of the answers below represents the total time constant intervals required to achieve a full discharge in a typical capacitor?
A key component of removing or field servicing a control valve is the lockout device. Which of the devices below is best described as one that has no possibility for accidental removal?
Solve for the hypotenuse.
"Energy" is a calculated quantity. Which of the formulas below would be used to calculate work energy?
Valves require several different styles of physical lock out device. Which of the styles below correctly identifies the device in the following picture?
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?
If a compound were to be broken down into its simpler components, of the options below, what would it be called?
If a battery has a rating of 120 Ah, theoretically it could provide 12 A for how long?
"Two external forces acting on an object or surface that are not in opposition of each other;" is a description of what type of stress?
"A fraction in which the numerator is greater than the denominator", is a description of which type of fraction?
There are numerous types and styles of valves in industry. Which of the actuators below best represents the following picture?
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?
Which of the following measurements cannot be performed by a sliding caliper?
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?
Bourdon measuring elements have tubes that are classified into three broad categories. Which of the tube types below would be used in applications having 1 MPag?
(310104a) The valve body contains some of the vital components in a valve. Which of the components below would be responsible for a valves flow characteristic?
(310102c) Manufactured resistors have two broad categories. Which of the resistors below would be considered as a fixed resistor?
(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?
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 average velocity of the car?
What size of resistor must be connected in series with a 10k potentiometer to get an output of 7V to 20V if the supply of the circuit is 20V?
Of the types of link and lever calibration methods below, which one requires a minimum of 4 adjustments?
Although there are numerous type of batteries, they all share a common construction. Which of the answers below contains all the required parts of a battery?
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
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 current to an open circuit?
1 mechanical, or imperial, horsepower is equal to which of the below?
(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 resistor with a larger one in a simple circuit?
In industry, electrostatic hazards are very important to understand. Which of the answers below correctly identifies an work station that has an anti-static mat on it?
(310101c) Copper tube is the most used type of tubing in industry. What type of copper tubing would a colour code of red represent?
(310103f) There are three main components in a simple signal transmission system. Which of the components below is best represented by the letter "C"?
The relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 100 °C?
There are three main types of measuring elements used in industry. Which of the answers below best represents the letter "A"?
"Energy" is a calculated quantity. Which of the formulas below would be used to calculate work energy?
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?
There are several equations related to magnetism. Which of the terms below is represented by the equation "Ꙡᵣ=μₘ/μₒ"?
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?
In industry, electrostatic hazards are very important to understand. Which of the terms below is best described as a swift discharge of electric current between two objects with different charges and different numbers of electrons?
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?
For every gas law there is a corresponding equation. Which of the gas laws below is represented by the equation "P₁V₁T₂=P₂V₂T₁"?
"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?
(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 through the side wall of an enclosure?
A 15 kg wagon is moving west with a speed of 3 m/s. Determine it's momentum.