A randomized 100 question test from a pool of 1236 questions, good luck!
There are many electrical symbols used in industry today. Which of the answers below correctly identifies the following symbol?
There are several different notations on a length of pipe. Which of the notations below would have the smallest pipe ID?
The 3 key elements of the WHIMIS system are, material safety data sheets, labels and ________. Choose from the answers below to fill in the blank.
Determine the voltage V(ad) with R1=70k ohms, R2= 136k ohms and R3= 360K ohms, with a current of 0.754 mA
There are numerous designs of batteries. Which of the batteries below would be generally considered to be the most common?
"A whole number and a fraction combined into one number", is a description of which type of fraction?
"A triangle where one of its interior angles is 90 degrees." is a description of which mathematical term?
State the number 236.478 x 10¹¹ using scientific notation and round the answers to three significant digits.
Faraday's law of induction states:
Use the answers below to correctly fill in the blanks. "Resistance of a conductor is________ to it's ______."
(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?
(310102c) Resistors have several construction methods. Which of the resistors below would have the capacity to change its resistance value?
There are two types of designations in Alberta for trades. Which of the answers below is the one condition that separates them?
To move 50 C across two points. when the voltage is 5 V, how much energy is required?
Before entering a container to work, your Journeyman asks for a gas test to be done. The foreman agrees and puts the sniffer close to the roof of the container. Of the following answers, which gas would he be testing for?
(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 it with a smaller one in a simple circuit?
(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 circuits that are controlled remotely?
There are several types of measuring elements used in industry. Which of the answers below is best represented by the picture below?
When taking measurements, there are several terms that are commonly used. Which of the terms below is best described as the degree to which the result of a measurement that conforms to the required standard.
(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 of less that 50V circuits?
Before allowing power to a device, it may be required to neutralize it's environment. Which of the methods below would best be described as a consistent positive pressure within an enclosure?
(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?
When wire rope is used for lifting purposes, there are several safety factors involved. Which of the answers below best represents the safety factor for rigging in general?
There are two very common types of metric vernier calipers. If the caliper that you are using has 1mm graduations on the beam, which of the answers below represents the graduations required on the Vernier scale?
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 distance around the outside edge of a two-dimensional shape." is the definition of which mathematical term?
There are many different parts to a parallel circuit. Which of the answers below corresponds correctly with the number "4" in the picture below?
(310102c) Resistors have several construction methods. Which of the resistors below would make use of a glass core?
There are numerous guidelines provided in section 18, appendix B, from the CEC. Which of the rules from that appendix would relate to ignition temperatures?
There are several types of measuring elements used in industry. Which of the answers below is best represented by the picture below?
(310105d) When dealing with displacement, there are two qualifiers used. Which of the answers below would be a quantity that is fully described by a numerical value alone?
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?
A moment balance negative feedback system is a force balance system?
Before working on a task, you notice that a trench with vertical rebar ends is directly under the work location. Harnesses and anchor points are provided at the task location by the employer, which you are instructed to use. The piece of legislation that best covers the action of the employer is which of the below?
If, for every 15 C of charge, 45 J of energy is available, what is the voltage?
Of the types of link and lever calibration methods below, which one requires a minimum of 4 adjustments?
If a battery has a rating of 133 Ah, theoretically it could provide 5.75 A for how long?
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?
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?
"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?
From the information given in the diagram below, what is the total current if R1= 3 ohms, R2= 5 ohms, R3= 7 ohms, R4= 6 ohms and the battery produces 24 V?
Covert 34.5 kPa to psi.
There are some troubleshooting issues that can arise while soldering. Which of the issues below would be best described as a heat transfer loss from the soldering tip?
(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?
(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?
In a simple circuit, if E=4 V and R=2 ohms, what is the current of the circuit?
In the figure below, R1= 10 ohms, R2=6 ohms, and R3=4 ohms, with the battery producing 40 V, what is Amperes of the circuit?
Express ³²⁄₄₄ as a percent.
(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??
Reduce and state answer as a proper or mixed fraction: ³⁴⁰⁄₁₆.
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?
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?
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?
The relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 373.15 K?
"Having only magnitude, not direction, such as mass", is a description of which mathematical term?
A conductor is passed through a magnetic field and a voltage is induced, whose law is this?
A mass of 5 kg is placed on top of a spring and that spring compresses 7 cm. What is it's spring rate?
There are a number of steps to calibrating a two pen chart recorder. Which of the steps below would the pen position adjustment/verification be?
(310102c) Resistors are commonly rated in 3 distinct ways. Which of the answers below would best relate a "resistance" rating?
If a closed tank is pressurized to 16 psig and the pressure gauge at the bottom of the tank reads 31 psig, what head (in meters) of a liquid with a R.D. of 0.37 is contained in the tank
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 10, but less than 1000 hours a year?
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?
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?
Burns have a classification by degree. If you have a surface burn, it would be considered which of the following?
(310103f) Strain type gauges are commonly found in industry. Which of the arrangements below would be used to compensate for temperature effects?
Solder is a vital component of the soldering process. Which of the solders below is most commonly used for repair work done by hand?
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?
(310105d) Efficiency is one of the benchmarks that is used for rating machines. Which of the measurement units below is used with efficiency itself?
In a simple circuit, if I= 4 A and R=2 ohms, what is the voltage drop over the resistor of the circuit?
Of the methods to render a container safe for hotwork, which of the following is the most common and most effective?
"An angle of 90°" is a description of which mathematical term?
All safety enclosures are tested in the factory to certify the maximum pressure released in an explosion that it can withstand. Which of the answers below would describe the testing required for a flame-proof enclosure?
Certain categories of tubing has specific applications in industry. Which of the categories below would be used in applications where actuator energy is carried to an FCE?
Having to convert between SI and USCS measurements is commonplace in industry today. Which of the answers below is the correct conversion for 65 lbm?
Which of the terms below is measure in "watts"
If a battery has a rating of 120 Ah, theoretically it could provide 12 A for how long?
"To cause the valve to open, an increase in pressure to the actuator is required" is the definition of?
Chart recorders have a couple of specific applications. Which application below would best describe the charting of results from a flow rate across an orifice plate?
Determine the volume of a tank in meters cubed, with the dimensions of 2.56 m, by 4.36 m, by 1.30 m
What are the 2 major parts of a control valve?
(310102c) Resistors have several construction methods. Which of the resistors below would have 1 fixed terminal and a sliding contact?
The statement, "Whatever is done to one side of an equation, can be done to the other side of the equation" is false.
If a pressure change of 20 kPa to 60 kPa is to fully stroke a valve, what strength of spring must be used. The control valve has a stem travel of 7.5 cm and the effective area of the diaphragm is 0.09 m^2
The volume of a cube is calculated with which correct equation?
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?
(310105i) Any solid has inherent properties associated with it. Which of the terms below would best represent the final amount of stretch or elongation that the material undergoes during tensile testing?
The standard unit of conductance is which of the below?
If a closed tank is pressurized to 10 psig and the pressure gauge at the bottom of the tank reads 45 psig, what head (in meters) of a liquid with a R.D. of 0.78 is contained in the tank
Newton's first law is also known as?
In the SI system, what is the fundamental hydrostatic pressure equation
There are several terms which relate to charging of a capacitor. Which of the terms below would apply to the voltage when the capacitor gets to 5τ?
Which of the laws below can be best described by the following statement, "The strength or intensity of an unvarying electric current is directly proportional to the electromotive force and inversely proportional to the resistance of the circuit"?
There are several common precision measurement tools available in industry. Which of the answers below best represents the tool pictured below?
The best description for "Zero adjustment" in relation to calibrating instruments is which of the following?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for flammable material?
If a closed tank is pressurized to 17 psig and the pressure gauge at the bottom of the tank reads 34 psig, what head (in meters) of a liquid with a R.D. of 0.23 is contained in the tank
(310103d) There are several essential components to a pressure regulator. Which of the components below would be used as a restricting element?
"Hydrostatic" pressure is sometimes referred to as
(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?
There are several different notations on a length of pipe. Which of the notations below would have the thickest pipe wall?