A randomized 100 question test from a pool of 1236 questions, good luck!
(310101c) There are many specialized applications for copper tube. Which of the copper tube type would be used in a compressed air system?
Material safety data sheets are required to be accompany all controlled substances from the supplier. There are _______ that make up these sheets, providing more detail than the label. Use the answers below to fill in the blank
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?
There are a number of factors determining the resistance to current of a material. Which one of the terms below would be best described as "A greater amount of free electrons reside in a conductor of greater diameter per linear unit."
There are 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
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
What is the name of the part of a drill bit that gets fitted into the drill spindle?
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?
In the fraction A/B, is A the numerator?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for flammable material?
(310102m) The charging and discharging of a capacitor is a mathematical relationship. In the equation, τ=R x C, which of the answers below would best refer to the "C"?
A mass of 5 kg is placed on top of a spring and that spring compresses 6 cm. What is it's spring rate?
When taping a blind that does not go through the metal, the proper steps to tap it are:
Hazardous locations in industry have been grouped for ease of understanding Which of the classes below is best described an area with easily ignitable fibers or flyings, but the concentration of these fibers or flyings are not in quantities that would produce ignitable mixtures?
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?
The 3 key elements of the WHIMIS system are, worker education, labels and ________. Choose from the answers below to fill in the blank.
A tank contains a liquid that has a R.D. = 1.15. The depth of the liquid is 6.7 meters. What is the pressure in kPa at the base of the tank?
(310103d) There are several different designs of regulator. Which of the loading element designs below would have to slowest response to changes in downstream pressures?
There are many terms associated with "Energy". Which term below is correctly described as, "done on an object when an applied energy moves it through a distance"?
When an atom loses an electron, it is commonly referred to as which of the below?
Loss of pressure is a by product of several factors in a piping system. If the length of a straight section of pipe was shortened by half, which of the answers below would be the result?
(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 connecting tubing to piping?
"The results of a devices inelastic quality" is a definition of which term?
Convert 14 "Hg to kPa(a). Barometer is 18.6 psi
"A fraction in which the numerator is greater than the denominator", is a description of which type of fraction?
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?
(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?
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?
What are the 2 major parts of a control valve?
(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 2 power circuits that are considered low energy?
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?
There are many terms associated with "Energy". Which term below is correctly described as, "is energy stored in a spring."?
(310102g) Energy can transition between various forms. Which of the terms below can be best described as the percentage of total energy input to a machine or equipment that is consumed in useful work and not wasted as useless heat?
In fluid mechanics, there is always a loss in pressure due to several factors. Which of the factors below would most affect this loss in pressure?
(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 2?
A standard pipe size chart will have piping up to 24". At which pipe size does the OD in inches, match the NPS in inches?
There are several methods to routing and protecting cable, tubing, and insulated impulse lines. Which of the methods below would be best to run cable to location?
In a simple circuit, if I= 6 A and R=3 ohms, what is the voltage drop over the resistor of the circuit?
If the total error is 1.5 and the dead band error is 0.3, what is the hysteresis value?
There is a measured rate of capacitor charging. Which of the terms below best relates to this concept?
"Any point on a circuit where two or more current flows meet or are split." is the best description of which of the terms below?
In industry, electrostatic hazards are very important to understand. Which of the answers below correctly identifies an work station that has an anti-static mat on it?
In the WHMIS system, "Compressed gas" is represented by which hazard class? Choose from the following answers.
"The lag in response exhibited due to the absorption of energy in a measuring instrument." is the best description of which term?
Convert ⅘ to a decimal.
A 2000 kg train is traveling east with a speed of 25 km/h. Determine the mass of a truck travelling at 15 km/h would have to have to be travelling at the same momentum.
Air and iron are the two types of electromagnetic cores. Choose from the answers below to explain why an air core is less preferable than an iron one.
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?
Loss of pressure is a by product of several factors in a piping system. If the length of a straight section of pipe has the diameter doubled, which of the answers below would be the result?
In a simple circuit, if E=6 V and R=5 ohms, what is the current of the circuit?
There are several different types of scribers used in industry. Which of the scribers below best represents the following picture?
To move 225 C across two points. when the voltage is 45 V, how much energy is required?
Determine the voltage V(bc) with R1=70k ohms, R2= 136k ohms and R3= 360K ohms, with a current of 0.754 mA
Labels are an important piece of the WHIMS structure. Which of the labels below would be used when damage occurs to the original supplier label?
The area of a circle is calculated with which correct equation?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for combustible 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 increase in resistive load?
(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 maintenance of instruments in hazardous locations of instruments?
What is the main purpose of valve positioners?
"A version of mathematical notation in which the exponent of base ten must be divisible by three" is a definition of what?
There are a number of steps to calibrating a two pen chart recorder. Which of the steps below would the pen arc adjustment/verification be?
Bourdon measuring elements have tubes that are classified into three broad categories. Which of the tube types below would be used in applications having 75 MPag??
If it were necessary to operate an 50-300 kPa valve actuator, but you had a 20-80 kPa control signal, the relay used would be?
There are several types of purge/pressurization permits that are available. Which of the permits below would best be used with a pressurized enclosure that contains equipment which is capable of ignition?
Reduce and state answer as a proper or mixed fraction: ¹²⁄₄₈.
(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?
The CEC generates a hazardous area result by investigating the contents of the area. Which of the designations below is based on an explosive atmospheres duration and frequency of occurrence?
The CEC generates a air grouping based on the potential combustion, and results of combustion of each type. Which of the groups below would Propane belong to?
There are numerous guidelines provided in section 18, appendix B, from the CEC. Which of the rules from that appendix would relate to certification markings
There are several grades of iron and steel. Which of the answers below best represents a material that is extremely brittle because of it's high carbon content?
The sliding Vernier calipers are a widely used measuring device. Which of the parts below best relates to "3"?
If a closed tank is pressurized to 114.345 kPa and the pressure gauge at the bottom of the tank reads 165.456 kPa, what head (in feet) of a liquid with a R.D. of 0.83 is contained in the tan
Choose the answer below that has the words in order to correctly fill in the blanks. "A ______ in per unit volume temperature of a conductor, offers ______ resistance to current"
(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 offset and one pipe connector?
(310103d) There are several different designs of regulator. Which of the designs below would make use of a weight for a loading element?
(310105i) In a common stress diagram, there are several points that are noted. Which of the points below would best be described as a change in shape of a material at low stress that is recoverable after the stress is removed?
What is the term used to describe the total opposition to current flow in an AC 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 2 circuits that are controlled remotely?
A true force balance negative feedback system is a force balance system?
"Can handle pressures more accurately and can handle higher pressures" are two advantages of using which regulator?
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?
To move 175 C across two points. when the voltage is 30 V, how much energy is required?
Some enclosures have removable coverings to allow maintenance work. Which of the enclosures below would have a round cover?
If a battery has a rating of 133 Ah, theoretically it could provide 5.75 A for how long?
There are numerous designs of batteries. Which of the batteries below would be generally considered to be the most able to discharge loads at high rates for an extended period of time?
There are several different notations on a length of pipe. Which of the notations below would have the thinnest pipe wall?
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 letter "A" in the picture below?
Most electrical properties have an equation linked to them. In the equation L= (N²μA)÷ƪ, which of the answers below does the "ƪ" represent?
What is the name of the tool used to cut internal threads after drilling a hole?
The ability of a material to concentrate magnetic lines of force within a material is called?
There are several varieties of manufactured resistors. Which of the answers below is constructed with a glass core?
In industry, there are several types of protection used to reduce the risk of explosion. Which of the methods of protection below is best defined as "A method that attempts to physically separate or isolate the electrical parts or hot surfaces from the explosive mixture."?
(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?
There are many different types of alloy steels, each with specific properties. Which of the elements below would have the effect of increasing erosion and wearing down resistance?
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 increase?
What type of cell is a lithium constructed battery?
There are numerous designs of batteries. Which of the batteries below would be generally considered to be the most maintenance free?
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 between two flanges of sufficient diameter to fill the entire diameter of the pipe to prevent the passing of material beyond that point?
"A particular material or class of materials, that is a hazardous substance in workplace air, has an upper limit on the acceptable concentrations." This statement best describes which of the following answers?
If field servicing, or removing, a control valve from a piping system it is important to recognize the piping isolations. Which of the isolations below correctly identifies the following picture?
