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 colour code would be used in a medical gas system?
State this fraction as a mixed fraction: ⁵⁵⁄₈.
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?
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
When making an angularity adjustment, what is the first adjustment made?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for oxidizing material?
(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??
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?
State the number 7.428 using scientific notation and round the answers to three significant digits.
If there was a need to control the process pressure upstream of the regulator, which one of the devices below would be used?
There are several types of measuring elements used in industry. Which of the answers below is best represented by the picture below?
Calculate the gain when a change from 1.55 psig to 2.15 psig in nozzle backpressure and a change from 3 psig to 20 psig in the relay output occurs.
Most electrical properties have an equation linked to them. In the equation L= (N²μA)÷ƪ, which of the answers below does the "A" represent?
A car traveling west has an initial speed of zero, and accelerates at a rate of 4 m/s² for 6 seconds. What is the final velocity of the car?
State the following number, 15.198*10¹³ using engineering notation and round the answers to 3 significant digits.
Convert 45.9 kPa into psi
If a fitting increases in cost from $675 to $890, what is the percentage increase of the fitting?
When dealing with pressure measurements, there are several vital terms that are used. Which of the terms below would best be described as a measurement that compares the amount of matter an object has to compared its volume.
"A version of mathematical notation in which the exponent of base ten must be divisible by three" is a definition of what?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for poisonous material with immediate and serious toxic effects?
746 Watts is equal to which of the terms below?
(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 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."?
State the number 4.785 x 10 ⁻⁵ using decimal notation and round the answers to three significant digits.
(310105d) Scalar quantities are all a measurable amounts. Which of the answers below would "Power" use as it's unit of measurement?
(310105d) Hp is a common term seen to rate power. Which of the answers below reflects the conversion of 278 hp to watts?
Use the answers below to correctly fill in the blanks. "Resistance of a conductor is________ to it's ______."
(310105d) When dealing with displacement, there are two qualifiers used. Which of the answers below would be a quantity that is fully described by a numerical value alone?
There are subgroups of fuel for fires need to burn. Which of those subgroups would LPGs belong?
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?
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?
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?
"The distance around the outside edge of a two-dimensional shape." is the definition of which mathematical term?
There are several different ways to apply force to an actuator. Which one of the methods below would a rack and pinion actuator use for operation?
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.
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?
There are several different notations on a length of pipe. Which of the notations below would have the thinnest pipe wall?
There are many different types of alloy steels, each with specific properties. Which of the elements below would have the effect of traps dissolved oxygen and enhancing casting characteristics?
State 7 ⁹⁄₁₇ as an improper fraction.
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?
The prefix "Micro" can be expressed as?
(310101c) There are many specialized applications for copper tube. Which of the copper tube type would be used in a compressed air system?
Class I, Zone 1 locations can use i, ia and ib intrinsically safe equipment. Which of the answers below correctly identifies the number of faults that the "i" equipment can withstand?
Interpretation and use of correct installation standards is vital to the success of an instrument technician. Which of the associations below have set out the standards that must be followed?
There are numerous types and styles of valves in industry. Which of the additions to a scotch yoke valve allows for proportional positioning?
From the information given in the diagram below, what is the voltage drop over R1, if R1= 3 ohms, R2= 5 ohms, R3= 7 ohms, R4= 6 ohms and the battery produces 24 V?
Calculate the gain when a change from 0.5 psig to 1.35 psig in nozzle backpressure and a change from 3 psig to 12 psig in the relay output occurs.
A piece of metal with a length 13 1/4" is cut into 2 pieces. If one piece is 5 3/4' long, determine the length of the other piece.
"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?
From the information given in the diagram below, what is the current flowing on branch R1?
There are several types of measuring elements used in industry. Which of the answers below is best represented by the picture below?
State the number 40.021 x 10⁻¹ using decimal notation and round the answers to three significant digits.
State the number 0.00007342 using engineering notation and round the answers to three significant digits.
Two pieces of eye protection should be used together when grinding or chipping. Choose the best answer from the selection below.
(310102c) Resistors have several construction methods. Which of the resistors below would make use of a nickle-chromium resistance wire?
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 a Class I, Zone 2?
Most electrical properties have an equation linked to them. In the equation L= (N²μA)÷ƪ, which of the answers below does the "μ" represent?
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?
Air and iron are the two types of electromagnetic cores. Choose from the answers below to explain why an iron core is more preferable than an air one.
(310105d) Hp is a common term seen to rate power. Which of the answers below reflects the amount of work done in 15 mins by a 45 hp motor?
The prefix "Kilo" can be expressed as?
State the number 0.05634 x 10⁻¹³ using scientific notation and round the answers to three significant digits.
The relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 373.15 K?
(310105d) The amount of power an applied force uses is a measurable quantity. Which of the units below would be equal to 1 hp of power?
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?
To move 75 C across two points. when the voltage is 10 V, how much energy is required?
How many coulombs of charge pass though a given point in 1 second, if the current is 18mA
A key component of removing or field servicing a control valve is the lockout device. Which of the devices below is best described as one that has no possibility for accidental removal?
The construction of batteries effects their performance. Which of the answers below would be the result of adding plate area?
What is the pressure generated by a mass of 3 kg placed on a the top of a cylindrical piston with a 2 cm diameter filled with gas?
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?
(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?
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?
What percentage of 35 is 21?
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?
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?
In a simple circuit, if I= 6 A and R=3 ohms, what is the voltage drop over the resistor of the circuit?
A true force balance negative feedback system is a force balance system?
The best description for "Span error" in relation to calibrating instruments is which of the following?
(310103d) Regulators deal with a consistent pressure reduction. Which category of regulator is pictured below?
When taping a blind that does not go through the metal, the proper steps to tap it are:
There are many different parts to a parallel circuit. Which of the answers below corresponds correctly with the number "3" in the picture below?
(310105d) The displacement of an applied force is a measurable quantity. Which of the terms below would be equal to "W" as a of measurement?
With the proper formula "Work" is a measurable quantity. Which answer below represents the part of that equation that is measured in "Newtons"?
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?
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 methods to routing and protecting cable, tubing, and insulated impulse lines. Which of the methods below would be best to run tubing to location?
State the number 45.7258 x 10¹¹ using engineering notation and round the answers to three significant digits.
If a closed tank is pressurized to 134.345 kPa and the pressure gauge at the bottom of the tank reads 169.456 kPa, what head (in feet) of a liquid with a R.D. of 0.24 is contained in the tan
There are numerous methods to mount instruments properly. Which of the methods below is shown in the picture?
What are the three areas of WHMIS?
Each one of the installations of purge/pressurization has its own requirements for additional equipment. Which of the installations below would also require a 2.5 mm minimum water gauge flow to be maintained?
"Is the quantity that expresses the extent of an enclosure of a two-dimensional figure or shape." is the description of which mathematical term?
(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?
Explosion-proof equipment has several components that make it effective. Which of the components below is a requirement for equipment to be considered explosion-proof?
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.
(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 of less that 50V circuits?
(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 larger one in a simple circuit?
Express ³²⁄₄₄ as a percent.
To alter the pressure setting of a regulator, you would adjust what?