A randomized 100 question test from a pool of 1236 questions, good luck!
State 3 ⅞ as a mixed fraction.
In this circuit R1= 4 ohms, R2= 5 ohms and R3=9 ohms with the battery producing 40V. What is the voltage drop over R3?
In the WHMIS system, "Oxidizing material" is represented by which hazard class? Choose from the following answers.
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?
There are several types of measuring elements used in industry. Which of the answers below is best represented by the picture below?
(310102m) There are numerous electrical terms relating to specific components. Which of the terms below can be best described as the the process of expending the accumulated energy in a capacitor?
The trigonometric ratio of cosine is calculated with which mathematical equation?
What is the mass that is placed on a piston above a gas if the pressure exerted is 78554 Pa on a cylinder that has a 3 cm diameter
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?
(310105i) Any solid has inherent properties associated with it. Which of the properties below would be referred to as the ability to accept or resist an external force trying to deform it?
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
(310105d) Scalar quantities are all a measurable amounts. Which of the answers below would "Power" use as it's unit of measurement?
(310103f) There are three main components in a simple signal transmission system. Which of the components below is best represented by the letter "A"?
"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?
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 transporting workers?
(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?
The 3 key elements of the WHIMIS system are, worker education, material safety data sheets and ________. Choose from the answers below to fill in the blank.
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
"Energy" is a calculated quantity. Which of the units below would be used as the measurement of "Energy"?
What is the area of a semi-circle with a diameter of 2.45m?
Convert 0.125 to a fraction.
An I/P transducer is a positioner.
(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 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
There are several parts to a drill bit. Which of the terms below best represents the part of a drill bit that is used to cut into materials?
Convert 0.500 to a fraction.
Hazardous locations in industry have been grouped for ease of understanding Which of the classes below is best described an area where gases or vapours are present sufficient quantity to produce explosive or ignitable mixtures.
The following statement is the best description of which of the terms below, "The electric dynamic that sustains the charge difference in a circuit."?
In Unified National nomenclature what does the "1/2" represent in this bolt class- 1/2-12-UNC 3A
WHIMIS was put in place to regulate controlled products in the workplace. Which of the federal regulatory bodies below would oversee the suppliers of these products?
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?
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?
A parallel circuit reacts in specific ways to the addition of a resistive load. Which of the answers below best describes the reaction to an increase in resistive load?
101.325 kPa is equal to?
Isolate for "v" in the following equation: d=vt
The law of electrical charges states that like charges attract one another, an unlike charges repel one another.
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?
"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?
(310102c) Manufactured resistors have two broad categories. Which of the resistors below would be considered as a fixed resistor?
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?
"The heat required to raise the temperature of the unit mass of a given substance by a given amount with no change in it's phase:, is a description of which physics term?
"A valve that has a low pressure drop at high flow rates.", is the best description of which of the terms below?
(310103d) There are several different designs of regulator. Which of the designs below would make use of a weight for a loading element?
(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?
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
(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?
State this fraction as a mixed fraction: ⁵⁵⁄₈.
5 coulomb of charge require how many electrons?
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 provides the seal on the valve stem to prevent leakage of the process?
"Either of two angles that added together produce an angle of 90°" is a description of which mathematical term?
What is the pressure generated by a mass of 2 kg placed on a the top of a cylindrical piston with a 7 cm diameter filled with gas?
If the total error is 1.7 and the dead band error is is 0.5, what is the hysteresis value?
Determine x if 5:16=x:128.
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for dangerously reactive material?
Give the absolute pressure in a vessel given a vacuum gauge reading of 5.3 inches of Hg and a local barometric reading of 43.5 inches of Hg.
What is the pressure generated by a mass of 2 kg placed on a the top of a cylindrical piston with a 4 cm diameter filled with gas?
Most electrical properties have an equation linked to them. In the equation L= (N²μA)÷ƪ, which of the answers below does the "ƪ" represent?
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 explosion-proof enclosure?
The volume of a cylinder is calculated with which correct equation?
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 parallel circuit reacts in specific ways to the addition of a resistive load. Which of the answers below best describes the reaction to an decrease in resistive load?
(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 several different ways to apply force to an actuator. Which one of the methods below would a vane actuator use for operation?
Proper choices need to be made with the mounting of instruments. Which of the answers below would be a disadvantage of a instrument stand that has a cable mount?
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 at the open end of a process pipe?
Covert 6 ¹¹⁄₁₃ to an improper fraction.
Angle motion negative feedback system consists of:
8 coulomb of charge requires how many electrons?
The supplier label:
(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?
(310102n) Instrument enclosures are all built to a NEMA standard. Which of the standards below would a "hose test" pass be required?
Materials with one to three electrons in their valence shell are considered what?
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
"The production of an electromotive force in one circuit by a change in current in a separate circuit." is the best description of which of the terms below?
What is the formula that the pneumatic relays amplification or gain is expressed by?
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?
The categories of workplace hazards have been broken down to _____ main areas. Using the answers below fill in the blank.
To move 75 C across two points. when the voltage is 10 V, how much energy is required?
A _________ has the air connection usually above the diaphragm
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 resistance to an open circuit?
"A pneumatic relay that is used to reduce the time lag in pneumatic circuits by reproducing pneumatic signals with high-volume and or high-pressure output." is the best description of which term below?
(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?
(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 vital components to a differential pressure unit in a chart recorder. Which of the components below would be to used in squaring the drive arm and link as well as the range arm?
Absolute and relative temperature scales each have their [own names for Imperial and SI scales. Which of the answers below correctly identifies the Imperial absolute temperature scale?
If you have 40 hammers and 50 chisels, what is your ratio of hammers to chisels?
Convert 175 psi to mmW.C. Barometer is 99.6 kPa(a)
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?
(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?
Before entering a confined space for the first time or re-entering after a break, it is a good practice to do which of the following?
Of the terms below, what is "Work" measured in?
What are the two main systems of negative feedback?
There are several different types of layout tools used in industry. Which of the tools below best represents the following picture?
"The quantifiable change in position of an object, including how far the object travels and in what direction, before achieving it's final position." is the description of which mathematical term?
By the early 1800's, there had been several gas laws discovered. Which of those laws below is best described as "that at the same temperature and pressure, equal volumes of all gases contain the same number of molecules."?
Materials with four electrons in their valence shell are considered what?
There are several advantages and limitations to installing a zener barrier as an intrinsically safe barrier. Which one of the answers below can be considered an advantage of this style of barrier?
The symbol for a voltage drop is which of the below?
When making an angularity adjustment, what is the first adjustment made?