A randomized 100 question test from a pool of 1236 questions, good luck!
If a closed tank is pressurized to 20 psig and the pressure gauge at the bottom of the tank reads 25 psig, what head (in meters) of a liquid with a R.D. of 0.65 is contained in the tank
Calculate the normal force exerted by an object that has a mass of 5.7 kg.
(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?
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?
There are 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
The time constant for a charging capacitor is a measurable quantity. Which of the answers below represents the correct formula to use for this calculation?
“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?
The intensity of sound is measured in dBA. In the workplace the suggested dBA level for wearing hearing protection over an 8 hour day would be which of the below?
Solve for the hypotenuse.
A mass of 6 kg is placed on top of a spring and that spring compresses 8 cm. What is it's spring rate?
There are several different ways to apply force to an actuator. Which one of the methods below would a vane actuator use for operation?
What is the name of the part of a drill bit that carries the cut material out of the hole that is being drilled?
From the information given in the diagram below, what is the voltage drop over R3, if R1= 3 ohms, R2= 5 ohms, R3= 7 ohms, R4= 6 ohms and the battery produces 24 V?
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?
To alter the pressure setting on a regulator what element would you adjust?
There are several terms that are related to electromagnetic cores. Which of the terms below would be correctly described as "when the magnetic flux alternates from the internal molecular structure reversals, the result is the heating of the core and wasted energy."
With the proper formula, "Work" is a measurable quantity. Which answer below represents the "force that is applied" part of that equation?
"A two ratios that are equal in an equation." is a description of which mathematical term?
(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 smaller one in a simple circuit?
There is a safe ratio for the use of extension ladders. If there is a ladder extending 18 ft vertically, how far from the wall should the base of the ladder be?
(310101c) There are several different styles of flared and flareless fittings. Which of the styles below would commonly use a O-ring seal style fitting?
(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?
(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?
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?
If there was a need to control the process pressure upstream of the regulator, which one of the devices below would be used?
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 floor of the container. Of the following answers, which gas would he be testing for?
There are numerous methods to mount instruments properly. Which of the methods below is shown in the picture?
There are a number of steps to calibrating a two pen chart recorder. Which of the steps below would assessing the pen arms and chart plate be?
There are several different ways to apply force to an actuator. Which one of the methods below would use a diaphragm for operation?
State the number 45.7258 x 10¹¹ using engineering notation and round the answers to three significant digits.
(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?
To perform an "Angularity" adjustment, the order of step(s) is/are?
In industry, there are several types of protection used to reduce the risk of explosion. Which of the methods of protection below would explosion-proof equipment be primary used?
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?
The relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 100 °C?
If you have 40 hammers and 50 chisels, what is your ratio of hammers to chisels?
"The distance around the outside edge of a two-dimensional shape." is the definition of which mathematical term?
(310105i) Any solid has inherent properties associated with it. which of the tests below refers to the application of force to a material and measures the specimen's response to the stress.
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"?
(650101a) There are three main sections in the occupational health and safety legislation in Alberta. Which of the sections below best relates to the detailing of employer obligations that must be fulfilled?
(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??
There are many different parts to a parallel circuit. Which of the answers below corresponds correctly with the number "2" in the picture below?
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."
There are several types of measuring elements used in industry. Which of the answers below is best represented by the picture below?
Convert ¹⁸⁄₅ to a decimal.
If a fitting increases in cost from $675 to $890, what is the percentage increase of the fitting?
To alter the pressure setting of a regulator, you would adjust what?
What volume does a substance that has a density of 1369 kg/m³ and has a mass of 4.50 kg?
The volume of a cylinder is calculated with which correct equation?
There are 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
There are some terms that are associated with capacitors. Which of the terms below is defined as the permittivity of a given material relative to that of the permittivity of a vacuum.
The common methods for classifying pipe is by NPS and DN. Which of the answers below are these methods used for the classification of piping?
If a battery has a rating of 120 Ah, theoretically it could provide 12 A for how long?
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?
There are several vital components to a differential pressure unit in a chart recorder. Which of the components below would prevent overshoot of the Zero?
(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 tubing around a tight corner?
To move 50 C across two points. when the voltage is 5 V, how much energy is required?
Ohm's law states that:
"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?
(310102c) Manufactured resistors have two broad categories. Which of the resistors below would be considered as a fixed resistor?
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?
The trigonometric ratio of tangent is calculated with which mathematical equation?
(310102c) Manufactured resistors have two broad categories. Which of the resistors below would be considered as a fixed resistor?
For every gas law there is a corresponding equation. Which of the gas laws below is represented by the equation "PV=nRT"?
(310102m) There are numerous electrical devices in a circuit. Which of the devices below can be best described as a passive two-terminal component used to store and release electrical energy?
When servicing or troubleshooting a valve there are several steps that must be completed. In controlling hazardous energy, testing of the isolation to all sources of energy to the work area, would be which of the steps below?
If a closed tank is pressurized to 105.345 kPa and the pressure gauge at the bottom of the tank reads 198.456 kPa, what head (in feet) of a liquid with a R.D. of 0.11 is contained in the tan
There are several different types of carbon steel in any piping system. Which of the types below would have a 0.3-0.6% carbon content?
There are numerous types and styles of valves in industry. Which of the actuators below best represents the following picture?
From the information given in the diagram below, what is the total parallel resistance of the circuit?
Chart recorders still have a place in industry for specific applications. Which of the applications below would be used to fulfill AER requirements at royalty trigger points for natural gas?
Circular chart recorders have several specific accessories. Which of the answers below would best describe the accessory that moves the paper chart at a steady rate?
In any intrinsically safe loop there are several main items that are vital to the loop. Which of the answers below contains those items?
The CEC generates a gas grouping based on the potential combustion, and results of combustion. Which of the groups below would other dusts that are combustible belong to?
Magnetism has several terms that must be understood. Which of the terms below would best be defined as a measurement of the total magnetic field which passes through a given area?
The trigonometric ratio of cosine is calculated with which mathematical equation?
(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?
If the total error is 1.3 and the dead band error is 0.7, what is the hysteresis value?
Determine the voltage V(ab) with R1=70k ohms, R2= 100k ohms and R3= 360K ohms, with a current of 0.754 mA
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?
Materials with one to three electrons in their valence shell are considered what?
Newton's second law is also known as?
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?
In the fraction A/B, is B the denominator?
There are several different ways to apply force to an actuator. Which one of the methods below would have the highest pressure transmission rate during operation?
Lenz Law states:
When higher operating pressures are used, this type of actuator produces higher thrust than diaphragm actuators.
Calculate the gain when a change from 1.25 psig to 2.0 psig in nozzle backpressure and a change from 3 psig to 15 psig in the relay output occurs.
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
Ladders have specific designs for specific applications. Which of the answers below correctly identifies the ladder in the following picture?
(310102m) There are numerous electrical terms relating to specific components. Which of the terms below relates best to the plotting of a capacitor that is alternately charging and discharging?
Which of the welding processes below would welding goggles be worn?
A volume booster is not a positioner.
"A fraction that is less than one, with the numerator less than the denominator", is a description of which type of fraction?
Ladders have specific designs for specific applications. Which of the answers below correctly identifies the ladder in the following picture?
The best description for "Angularity adjustment" in relation to calibrating instruments is which of the following?
The construction of batteries effects their performance. Which of the answers below would be the result of adding plate mass?
"The removal of lead sulfate crystals, which reduces the effectiveness of lead-acid, sealed AGM or flooded (wet cell-filler caps) batteries." is the best definition of which of the terms below?
"Energy" is a calculated quantity. Which of the formulas below would be used to calculate work energy?
There are several types of purge/pressurization permits that are available. Which of the permits below would best be used when an enclosures classification must be reduced from Class I, Zone 1 to non-hazardous?