A randomized 100 question test from a pool of 1236 questions, good luck!
If heat is removed from a metal, does it contract?
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.
Convert 4 ⅞ to an improper fraction.
In Unified National nomenclature what does the "UNC" represent in this bolt class- 1/2-12-UNC 4A
There are several types of measuring elements used in industry. Which of the answers below is best represented by the picture below?
(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 signal circuits that are considered Class 1?
In the WHMIS system, "Oxidizing material" is represented by which hazard class? Choose from the following answers.
There are several different types of carbon steel in any piping system. Which of the types below would have more than a 0.6%% carbon content?
1 pound force is equal to
(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 categories of workplace hazards have been broken down to _____ main areas. Using the answers below fill in the blank.
Use the answers below to correctly fill in the blanks. "Resistance of a conductor is________ to it's ______."
Which valve is used for corrosive slurries?
There are many different applications for copper tube. Which of those applications below would have the greatest internal operating pressure ratings?
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?
Which term can be defined as the pressure measured from absolute zero?
There are several definitions used frequently in the CEC. "Limitation of current and voltage in the circuit prevents excessive heat and the formation of ignitable sparks" would best describe which of the answers below?
Tubing has many distinctive applications in industry. Which of the associations below provides the standards commonly used for tubing in instrumentation?
(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?
"An angle of 90°" is a description of which mathematical term?
State the number 0.05634 x 10⁻¹³ using scientific notation and round the answers to three significant digits.
A true force balance negative feedback system is a force balance system?
"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 pneumatic level transmitter, with an output range of 20-100 kPa, is being used to assess the fluid level in a cylinder though an input range of 0-12 meters. What is the transmitter output signal if the fluid level is at 8.65 meters?
If, for every 15 C of charge, 45 J of energy is available, what is the voltage?
"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?
"A way of concisely showing the relationship between two quantities." is a description of which mathematical term?
What pressure in Kpa is required to produce a force of 17650 lbs. when applied to a diaphragm actuator with a radius of 5 inches?
Covert 6 ¹¹⁄₁₃ to an improper fraction.
"Hydrostatic" pressure is sometimes referred to as
Bourdon measuring elements have tubes that are classified into three broad categories. Which of the tube types below would be used in applications having 1 MPag?
"Change (variance) In total amounts expressed as percentages." is the description of which term?
(310102m) There are numerous electrical terms relating to specific components. Which of the terms below can be best described as the the process of accumulating energy in a capacitor?
(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?
The circumference of a circle is calculated with which correct equation?
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 metal conduit and cable tray?
There are several vital components to a differential pressure unit in a chart recorder. Which of the components below would convey the movement of the drive arm to the range arm?
(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?
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?
If a closed tank is pressurized to 135.345 kPa and the pressure gauge at the bottom of the tank reads 172.456 kPa, what head (in feet) of a liquid with a R.D. of 0.14 is contained in the tan
There are several common precision measurement tools available in industry. Which of the answers below best represents the tool pictured below?
Which type of valve is pictured below?
Convert ¹⁰⁄₁₅ to a decimal.
In the SI system, the unit used for mass is?
The law of electrical charges states that unlike charges attract one another and like charges repel one another.
Certain categories of tubing has specific applications in industry. Which of the categories below would be used in applications where no internal pressures need to be tolerated?
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.
Purging is an effective means of reducing the potential hazards of an enclosure. Which of the answers below best describes the type of pressure produced in the enclosure by purging?
There are some options when deciding to lower the classification of a hazardous atmosphere within an enclosure. Which of the methods below would be the best method for the removal of a hazardous gas?
State the number 479.3 using engineering notation and round the answers to three significant digits.
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?
Factors affecting induced voltage include:
The ISA has defined 3 types of installations for purge/pressurization for hazardous applications. Which of the types below would an enclosures classification be reduced from Class I, Zone 1 to non-hazardous?
(310101c) Copper tube is the most used type of tubing in industry. What type of colour code would a Type DWV tube type typically have?
The CEC generates a dust grouping based on the potential combustion, and results of combustion of each type. Which of the groups below would metallic, hazardous dust belong to?
What is the pressure generated by a mass of 5 kg placed on a the top of a cylindrical piston with a 3 cm diameter filled with gas?
(310101c) There are many specialized applications for copper tube. Which of the copper tube type would be used in a compressed air system?
(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 conductor type and use?
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.
"To cause the valve to close, an increase in air pressure to the actuator is required" is the definition of?
"A fraction that is less than one, with the numerator less than the denominator", is a description of which type of fraction?
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?
What is the name of the tool that is used on round stock to cut external threads?
There are 3 major components to a zener intrinsically safe barrier. Which of the answers below would be best describe the component that limits the current?
Of the adjustments below, which is the most common adjustment made?
there are numerous pieces of rigging equipment. Which of the answers below correctly identifies the item in the picture that follows?
For every gas law there is a corresponding equation. Which of the gas laws below is represented by the equation "P₁T₂=P₂T₁"?
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?
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."
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?
(310104a)There are numerous components to a valve. Which of the components below would best be referred to as a seal for the static portion of the valve against leakage?
Circular chart recorders have several specific accessories. Which of the answers below would best describe the accessory that allows the additional measurement of differential and static pressures?
To alter the pressure setting of a regulator, you would adjust what?
In a simple circuit, if I= 2 A and R=3 ohms, what is the voltage drop over the resistor of the circuit?
There are several vital components to a differential pressure unit in a chart recorder. Which of the components below would move as the direct result of the rotation of the torque shaft?
Determine x if 5:16=x:128.
Matter that is composed of more than one type of atom is called?
The area of a circle is calculated with which correct equation?
A mass of 5 kg is placed on top of a spring and that spring compresses 5 cm. What is it's spring rate?
"An adjustment that progressively increases or decreases reading over the scale, but does not change the base point" is the definition of which adjustment?
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?
In a simple circuit, if E=6 V and R=5 ohms, what is the current of the circuit?
What is the pressure generated by a mass of 2 kg placed on a the top of a cylindrical piston with a 2 cm diameter filled with gas?
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."?
"A version of mathematical notation in which the exponent of base ten must be divisible by three" is a definition of what?
Each one of the installations of purge/pressurization has its own requirements for internal equipment. Which of the installations below would be able to use equipment rated as Zone 2?
There are 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
(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 point when increasing current will not increases magnetism in an electromagnet is call?
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?
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?
State the following number, 0.005687 using scientific notation and round the answers to 3 significant digits.
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 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for combustible material?
Moment balance Negative feedback system consists of:
(310104a) The valve body contains some of the vital components in a valve. Which of the components below would be responsible for the alignment for the path of travel of the valve plug?
(310101c) There are several different styles of flared and flareless fittings. Which of the styles below would commonly use a single ferrule style fitting?
Choose the correct order of mathmatical operations.
Class 1 or 2 Safety Glasses are typically worn by most warehouse workers. Which of the following do they protect from?
ESD is a major issue for the failure of electrical components. Which of the answers below would best represent the minimum discharge voltage that could damage electrical equipment?