A randomized 100 question test from a pool of 1236 questions, good luck!
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for compressed gases?
Use the answers below to fill in the blanks of the following sentence. "The _____ of the plates in a capacitor is _______ to it's capacitance."
What provides the seal on the valve stem to prevent leakage of the process?
There are a variety of circuit symbols used in electrical designs. Which of the terms is most commonly associated with the symbol below?
(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 3 tubes together?
Some enclosures have removable coverings to allow maintenance work. Which of the enclosures below would have a round cover?
To solder a joint, there are steps that need to be followed to succeed. Which of the steps below would involve ensuring contamination free parts and soldering tip?
What does the term "Cv" represent in calculating pressure drop?
There are several different types of layout tools used in industry. Which of the tools below best represents the following picture?
(310102c) Manufactured resistors have two broad categories. Which of the resistors below would be considered as a fixed resistor?
(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?
To move 100 C across two points. when the voltage is 15 V, how much energy is required?
Most electrical properties have an equation linked to them. In the equation L= (N²μA)÷ƪ, which of the answers below does the "L" represent?
State the number 0.003402 using decimal notation and round the answers to three significant digits.
"A proportion of a whole expressed as a number between 0 and 100 rather than as a fraction."
In the figure below, R1= 10 ohms, R2=6 ohms, and R3=4 ohms, with the battery producing 40 V, what is the power absorbed by R2?
If, for every 15 C of charge, 45 J of energy is available, what is the voltage?
(310101c) There are several categories for connecting tubing. Which of the methods below is never used as a tubing connection method?
(310102c) Resistors are commonly rated in 3 distinct ways. Which of the answers below would best relate a "resistance" rating?
(310105d) Scalar quantities are all a measurable amounts. Which of the answers below would "Power" use as it's unit of measurement?
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?
Alloy steels are very common in industry. Which of the types of alloy steel would "Martensitic" piping be?
(310103f) There are several components used in measuring and controlling a process variable. Which one of the components below would be responsible for converting a measured PV into an output signal?
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 best description for "Span error" in relation to calibrating instruments is which of the following?
"Is not designed for continuous occupancy, and has limited or restricted means for entry or exit." This statement best describes which of the following terms?
There are numerous steps to drilling with a power drill. Which answer below correctly identifies the size of the center punch mark in a piece to be drilled?
In relation to hacksaws, "pitch" is referred to as?
"The displacement divided by the total time to complete the change." is the description of which mathematical term?
What is the pressure generated by a mass of 4 kg placed on a the top of a cylindrical piston with a 5 cm diameter filled with gas?
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
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?
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?
1 pound mass is equal to?
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?
(310105i) Any solid has inherent properties associated with it. Which of the properties below would be measured as a result of a tensile test on it??
(310103f) Strain type gauges are commonly found in industry. Which of the strain gauges below is the most accurate?
How many coulombs of charge pass though a given point in 1 second, if the current is 18mA
(310104b) Valves are a piece of equipment that needs to be replaced over time. Before removing,or servicing, an high pressure in-line valve, which of the procedures is the worker also responsible for?
Convert the following quantities to the units asked for: 4572 cm to yards.
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?
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
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?
Section 315(1), (2) and (3) covering guardrails can be found in which piece of legislation below?
Calculate the gain when a change from 0.25 psig to 1.5 psig in nozzle backpressure and a change from 3 psig to 20 psig in the relay output occurs.
In the fraction A/B, is B the denominator?
Valves require several different styles of physical lock out device. Which of the styles below correctly identifies the device in the following picture?
"The longest side of a right triangle, opposite the right angle." is a definition of which right angle triangle mathematical term?
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?
"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?
How many coulombs of charge pass though a given point in 1 second, if the current is 15mA
There are several different types of layout tools used in industry. Which of the tools below best represents the following picture?
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 as having a blind and a spacer together in one assembly?
In the contract of apprenticeship, there are several responsibilities that all parties have. Which of the parties below would have the responsibility to permit the apprentice to register and attend technical training?
In the WHMIS system, "Flammable and combustible material" is represented by which hazard class? Choose from the following answers.
(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?
Which type of valve is pictured below?
What is the basic unit of matter?
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?
(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??
(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 in line and one pipe connector?
"Is the measure of the amount of space inside of a solid figure, like a cube, ball, cylinder or pyramid." is the description of which mathematical term?
(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?
"An adjustment that, without affecting the base point, changes the shape of the curve" is the definition of which adjustment?
There are several different notations on a length of pipe. Which of the notations below would have the largest pipe diameter?
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?
(310101c) There are many specialized applications for copper tube. Which of the copper tube colour code would be used in a medical gas system?
(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?
A _________ has the air connection usually above the diaphragm
A _________ has the air connection usually under of the diaphragm.
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.
The best description for "Zero adjustment" in relation to calibrating instruments is which of the following?
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.
Many electrical properties have specific symbols attached to them. Which of the symbols below would be the correct for inductance?
"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?
(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?
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 flame-proof enclosure?
In soldering there are many terms used. Which of the terms below would best describe a poorly formed soldered joint?
The prefix "Kilo" can be expressed as?
Convert ¹⁸⁄₅ to a decimal.
There are numerous types and styles of valves in industry. Which of the additions to a scotch yoke valve allows for proportional positioning?
"Energy" is a calculated quantity. Which of the formulas below would be used to calculate gravitational potential energy?
(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?
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?
There are only a few parts to a capacitor. Which of the following terms best describes the insulator between two plates of a capacitor?
A moment balance negative feedback system is a force balance system?
Alloy steels are very common in industry. Which of the types of alloy steel would "Austenitic" piping be?
(310102g) Energy is lost due to undesirable resistance in any circuit. Which of the terms below refers to the power that is lost in a conductor during the transmission phase?
What is the area of a semi-circle with a diameter of 2.45m?
There are several types of measuring elements used in industry. Which of the answers below is best represented by the picture below?
A pneumatic level transmitter, with an output range of 20-80 kPa, is being used to assess the fluid level in a cylinder though an input range of 0-17 meters. What is the transmitter output signal if the fluid level is at 8.65 meters?
"pressure developed by a column of liquid" is the definition of which term
Which of the laws below can be best described by the following statement, "The strength or intensity of an unvarying electric current is directly proportional to the electromotive force and inversely proportional to the resistance of the circuit"?
There are several different notations on a length of pipe. Which of the notations below would have the smallest pipe ID?
"A two ratios that are equal in an equation." is a description of which mathematical term?
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 trigonometric ratio of tangent is calculated with which mathematical equation?
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."
The symbol for a amperes is which of the below?
Use the answers below to fill in the blanks of the following sentence. "The _____ of the plates in a capacitor is _______ to it's capacitance."