A randomized 100 question test from a pool of 1236 questions, good luck!
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
Determine the voltage V(ad) with R1=70k ohms, R2= 136k ohms and R3= 360K ohms, with a current of 0.754 mA
(310104a) There are only two major parts to a sliding stem control valve assembly. Which of the components below would best be described as a device that regulates flow with differential pressure??
There are many different types of alloy steels, each with specific properties. Which of the elements below would have the effect of improving the resistance to metal fatigue and facturing?
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?
Each one of the installations of purge/pressurization has its own requirements for purging times. Which of the installations below would the enclosures inlet airflow rate be measured for purging times?
(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?
What are the two main systems of negative feedback?
(310105i) Any solid has inherent properties associated with it. When measuring the force applied to the entire area of a solid, which of the answers below are you trying to measure?
The outermost shell of an atom is called the valence shell.
"An adjustment that shifts the entire scale the same amount up or down" is the definition of which adjustment?
The symbol for a voltage drop is which of the below?
(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 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?
If the total error is 1.3 and the dead band error is 0.7, what is the hysteresis value?
A moment balance negative feedback system is a motion balance system?
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."?
There are 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
"A triangle in which all three sides are equal." is a description of which mathematical term?
If a compound were to be broken down into its simpler components, of the options below, what would it be called?
"Increased flow rates occur at the end of the valve stroke, with low flow rates at the initial opening of the valve." is the best description of which of the terms below?
What are the three main elements of a regulator?
Materials with five or more electrons in their valence shell are considered what?
In industry, electrostatic hazards are very important to understand. Which of the terms below can correctly be described as a charge created when two objects that are not good electrical conductors are rubbed together, and electrons from one of the objects rub off onto the other?
If, for every 10 C of charge, 40 J of energy is available, what is the voltage?
Due to a lengthy transmission distance a control valve is responding slowly. The device that would improve the response speed of the valve would be?
Covert 3 ⅘ to an improper fraction
Use the answers below to correctly fill in the blanks. "Resistance of a conductor is________ to it's ______."
With a reverse acting actuator, as the pressure increases:
"An electrical circuit that allows a current to travel along an unintended path with no or a very low electrical impedance." is the best description of which of the terms below?
"A whole number and a fraction combined into one number", is a description of which type of fraction?
Convert 0.625 to a fraction.
The two main functions of a negative feedback system are:
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?
When making an angularity adjustment, what is the first adjustment made?
Within the umbrella of intrinsically safe loops, there are several sub-categories and classifications. Which of the terms below would best be describe a barrier that conditions signals received or transmitted to a hazardous area
Even though explosion safety equipment must be able to deal with extreme pressures, maintenance must also be allowed to occur. Which of the enclosures below would allow for both maintenance and protection from explosion?
"An adjustment that, without affecting the base point, changes the shape of the curve" is the definition of which adjustment?
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
When taking measurements, there are several terms that are commonly used. Which of the terms below is best described as a refinement in a measurement?
The construction of batteries effects their performance. Which of the answers below would be the result of adding plate area?
What percentage of 35 is 21?
What pressure does a column of liquid exert with a density of 56.7 lbs per cubic foot and a height of 54 inches
Solve for the hypotenuse.
"A method of expressing numbers in terms of a number between 1 and 10 multiplied by a power of base 10" is a definition of what?
In soldering there are many terms used. Which of the terms below would best describe a poorly formed soldered joint?
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?
(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?
In Unified National nomenclature what does the "12" represent in this bolt class- 1/2-12-UNC 2B
Which of the following measurements cannot be performed by a sliding caliper?
convert 56.7 psi to kPa.
(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?
"At any junction in an electrical circuit, the sum of currents flowing in equal to the sum of currents flowing out ." This statement is the best description of which of the electrical laws below?
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?
With the proper formula, "Work" is a measurable quantity. Which answer below represents the "work" part of that equation?
Copper tube is commonly available in two types of tempers. Which of the answers below best describes a tube that is slowly heated and cooled providing a soft flexible result?
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?
Soldering is a common method of joining metals. To be effective the which of the items below must have a lower melting point than the parent metals?
Synthetic slings can be selected for a task specific application. Which of the sling property below would allow a nylon sling to be used in an explosive atmosphere?
All objects have mass which is affected by gravity. Which of the answers below represents the SI approximate value for acceleration due to gravity?
Maintaining all of the required PPE within the manufactures guidelines and in good working order is the responsibility of the________." Choose from the following answers to fill the blank.
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?
"A version of mathematical notation in which the exponent of base ten must be divisible by three" is a definition of what?
State the following number, 0.005687 using scientific notation and round the answers to 3 significant digits.
(310104d) Valve positioners provide several advantages over standard valves. Which of the advantages below would best relate to the addition or release of air from the actuator to achieve proper plug placement?
The relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 0 K?
Valves require several different styles of physical lock out device. Which of the styles below correctly identifies the device in the following picture?
The prefix "Centi" can be expressed as?
"The quantity of motion of a moving body, measured as a product of its mass and velocity," is the description of which mathematical term?
Most electrical properties have an equation linked to them. In the equation L= (N²μA)÷ƪ, which of the answers below does the "N" represent?
Locking out energy sources physically is a vital part of servicing valves. Which of the valves below would you use a circular lockout device on the handle?
"An object at rest stays at rest and an object in motion stays in motion with the same speed and in the same direction unless acted upon by an unbalanced force." is a description of which one of Newton's laws?
Which of the welding processes below would welding goggles be worn?
Convert 175 psi to mmW.C. Barometer is 99.6 kPa(a)
(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??
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?
Calculate the gain when a change from 0.85 psig to 2.0 psig in nozzle backpressure and a change from 3 psig to 18 psig in the relay output occurs.
The area of a circle is calculated with which correct equation?
In this circuit R1= 4 ohms, R2= 5 ohms and R3=9 ohms with the battery producing 40V. What is the voltage drop at R1?
The relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 0 R?
There are many different parts to a galvanically isolated barrier. Which of the components below limits the voltage in a short circuit condition?
To solder a joint, there are steps that need to be followed to succeed. Which of the steps below would involve affixing the work to be done to ensure it doesn't move while working on it?
There are 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
(310104d) Valve positioners provide several advantages over standard valves. Which of the advantages below would best relate to the flexibility of operating modes?
(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 installation of cathodic protection?
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 only?
34.450 in engineering notion is what?
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?
When making a span adjustment, what is the first adjustment made?
When 150 C passes by a point in a wire in 6 seconds, what is the current in amperes?
State this fraction as a mixed fraction: ⁵⁵⁄₈.
How many coulombs of charge pass though a given point in 1 second, if the current is 18mA
"A valve that has a low pressure drop at high flow rates.", is the best description of which of the terms below?
(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 standards set for employers?
Calculate the normal force exerted by an object that has a mass of 6732 grams
The prefix "Micro" can be expressed as?
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?
(310101c) Tubing wall thickness has 3 ways of being measured. Which of the answers below is the least common of those methods?
There are numerous designs of batteries. Which of the batteries below would be generally considered to be the most maintenance free?
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?