A randomized 100 question test from a pool of 1236 questions, good luck!
(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 circuits that are isolated?
(310101c) Tubing wall thickness has 3 ways of being measured. Which of the answers below is the least common of those methods?
Absolute and relative temperature scales each have their [own names for Imperial and SI scales. Which of the answers below correctly identifies the SI absolute temperature scale?
(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 3 tubes together?
The prefix "Micro" can be expressed as?
(650101a) There are three main sections in the occupational health and safety legislation in Alberta. Which of the sections below best relates to the thorough, precise safety details for government agencies?
"Is a triangle with two congruent sides and congruent base angles." is a description of which mathematical term?
If a closed tank is pressurized to 103.345 kPa and the pressure gauge at the bottom of the tank reads 145.456 kPa, what head (in feet) of a liquid with a R.D. of 0.37 is contained in the tank?
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?
"An element or device which receives information in the form of 4-20 mA and coverts it to information in the form of 3-15 psig." is the best description of which of the terms below?
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?
In a simple circuit, if I= 5 A and R=4 ohms, what is the voltage drop over the resistor of the circuit?
There are several types of measuring elements used in industry. Which of the answers below is best represented by the picture below?
There are numerous methods to mount instruments properly. Which of the methods below is shown in the picture?
Calculating absolute pressure is achieved by?
Moment balance Negative feedback system consists of:
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?
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.
"Any quantity with both a magnitude and a direction, such as velocity." is a description of which mathematical term?
All pipe in a piping system can be grouped into two categories. Which of the answers below best represents those categories?
Determine the voltage V(bc) with R1=70k ohms, R2= 136k ohms and R3= 360K ohms, with a current of 0.754 mA
Both °F and °C are used in industry currently. Which of the answers below correctly identifies 257 °F in °C?
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?
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?
"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?
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 a physical barrier between two flanges of sufficient diameter to fill the entire diameter of the pipe to prevent the passing of material beyond that point?
If a compound were to be broken down into its simpler components, of the options below, what would it be called?
A multi-wheel cutter is used when
The law of electrical charges states that unlike charges attract one another and like charges repel one another.
Calculate the force, in newtons, which is developed to a circular diaphragm with a diameter of 75 cm, when a a pressure of 56 kPa is applied:
There are several different types of hammers used in industry. Which of the hammers below best represents the following picture?
"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?
(310102c) Resistors have several construction methods. Which of the resistors below would have the capacity to change its resistance value?
The ratio 3.4:2.5 equal to?
In the WHIMIS system, the workplace labels must display 3 pieces of information. Of the answers provided, choose the one that is not needed.
(310105d) Scalar quantities are all a measurable amounts. Which of the answers below would "Power" use as it's unit of measurement?
There are several different notations on a length of pipe. Which of the notations below would have the thickest pipe wall?
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?
(310104b) There are several connection methods available for valve installation. Which of the connection methods below would be best suited to a valve that would require constant replacement?
There are several different ways to apply force to an actuator. Which one of the methods below would a pneumatic source of air not be required for operation?
In this circuit R1= 4 ohms, R2= 5 ohms and R3=9 ohms with the battery producing 40V. What is the current of the circuit?
There are 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
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?
(310101c) Tubing wall thickness has 3 ways of being measured. Which of the answers below is the most common of those methods?
The law of electrical charges states that like charges attract one another, an unlike charges repel one another.
There are many terms associated with "Energy". Which term below is correctly described as, "is the energy of physical positioning."?
8 coulomb of charge requires how many electrons?
There are several different committees in the Alberta apprenticeship system. Which of the committees below would be directly responsible for resolving any disputes between employer and apprentice?
(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 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?
Hazardous locations in industry have been grouped for ease of understanding Which of the classes below is best described an area where combustible dust, rather than gases or liquids, may be present in varying hazardous concentration?
In the SI system, what is the fundamental hydrostatic pressure equation
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for poisonous material with other toxic effects?
There are several different types of layout tools used in industry. Which of the tools below best represents the following picture?
There are two different ways of identifying general purpose tube. If you see "4 mm-SS-1.452" printed on the outside of the tube, what would the
Convert 0.500 to a fraction.
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"
To solder a joint, there are steps that need to be followed to succeed. Which of the steps below would involve ensuring contamination free parts and soldering tip?
(310102c) Resistors have several construction methods. Which of the resistors below would make use of a binder?
"Any point on a circuit where two or more current flows meet or are split." is the best description of which of the terms below?
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 "0.036" refer to?
What does the term "Cv" represent in calculating pressure drop?
Lenz Law states:
There are several different notations on a length of pipe. Which of the notations below would have the smallest pipe ID?
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?
If, for every 10 C of charge, 40 J of energy is available, what is the voltage?
What is the pressure generated by a mass of 3 kg placed on a the top of a cylindrical piston with a 3 cm diameter filled with gas?
One coulomb is equal to how many electrons?
How is the term "Cv" calculated?
There are many different parts to a parallel circuit. Which of the answers below corresponds correctly with the number "2" in the picture below?
The construction of batteries effects their performance. Which of the answers below would be the result of adding plate mass?
The outermost shell of an atom is called the valence shell.
"pressure developed by a column of liquid" is the definition of which term
(310102c) Resistors are commonly rated in 3 distinct ways. Which of the answers below would best relate a "tolerance" rating?
Use the answers below to fill in the blanks of the following sentence. "The _____ of the plates in a capacitor is _______ to it's capacitance."
In the SI system, the unit for length is?
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 increase?
When servicing or troubleshooting a valve there are several steps that must be completed. In controlling hazardous energy, removing securing devices and any isolation points once work area is deemed safe, would be which of the steps below?
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, fuse and an interlock?
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?
There are 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
Of the methods to render a container safe for hotwork, which of the following is the most common and most effective?
(310101c) Copper tube is the most used type of tubing in industry. What type of colour code would a Type M tube type typically have?
There are several terms that are related to electromagnetic cores. Which of the terms below would be correctly described as "a localized electric current induced in a conductor by a varying magnetic field."?
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
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.
"Two angles that add to 180 degrees," is a description of which mathematical term?
"To cause the valve to close, an increase in air pressure to the actuator is required" is the definition of?
What is the pressure generated by a mass of 3 kg placed on a the top of a cylindrical piston with a 2 cm diameter filled with gas?
If the total error is 1.9 and the dead band error is is 0.8, what is the hysteresis value?
(310105d) Heat is produced when friction occurs during motion. Which of the terms below correctly identifies the type of friction that produces of this heat?
Within the umbrella of intrinsically safe loops, there are several sub-categories and classifications. Which of the terms below would best be describe a field device that has a maximum of 1.2 volts it can develop or contain?
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?
In the SI system, the unit used for mass is?
There are several advantages and limitations to installing a galvanically isolated barrier as an intrinsically safe barrier. Which one of the answers below can be considered an advantage of this style of barrier?
There are several equations related to magnetism. Which of the terms below is represented by the equation "Ꙡᵣ=μₘ/μₒ"?
An I/P transducer is a positioner.
The sliding Vernier calipers are a widely used measuring device. Which of the parts below best relates to "1"?
The symbol for a amperes is which of the below?
"A particular material or class of materials, that is a hazardous substance in workplace air, has an upper limit on the acceptable concentrations." This statement best describes which of the following answers?