A randomized 100 question test from a pool of 1236 questions, good luck!
"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?
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?
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?
Convert βΈβββ to a decimal.
If a closed tank is pressurized to 12 psig and the pressure gauge at the bottom of the tank reads 56 psig, what head (in meters) of a liquid with a R.D. of 0.75 is contained in the tank
In the WHMIS system, "Compressed gas" is represented by which hazard class? Choose from the following answers.
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?
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."
The categories of workplace hazards have been broken down to _____ main areas. Using the answers below fill in the blank.
What is the pressure generated by a mass of 3 kg placed on a the top of a cylindrical piston with a 6 cm diameter filled with gas?
For every gas law there is a corresponding equation. Which of the gas laws below developed with the addition of Avogadro's Gas Law?
If the total error is 1.3 and the dead band error is 0.7, what is the hysteresis value?
"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?
Convert 75kPa to Kpa(a) Barometer is 97.8 kPaa
(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 1 power circuits that are extremely low voltage?
There are many different types of alloy steels, each with specific properties. Which of the elements below would have the effect of removing oxides and sulfides as well as refining the grain of the steel?
State the number 789342.61 using decimal notation and round the answers to three significant digits.
Chart recorders have some specialized applications in industry. Which of those applications would best make use of the multiple temperature inputs available?
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
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 electrical and thermal energy limiting method brings both normal operation and fault conditions to safe levels."?
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?
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 explosion-proof enclosure?
"The law that the algebraic sum of the products of the current and resistance in the conductors forming a closed loop in a network is equal to the algebraic sum of the electromotive forces in the loop." This statement is the best description of which electrical law below?
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?
If, for every 15 C of charge, 45 J of energy is available, what is the voltage?
(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 transformer circuits for instruments?
(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??
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 an object A exerts a force on object B, then object B must exert a force of equal magnitude and opposite direction back on object A" is a description of which one of Newton's laws?
There are several types of measuring elements used in industry. Which of the answers below is best represented by the picture below?
What pressure is exerted at the base of a tank that is 6.7 meters high, with a liquid that has a density of 1200 kg/mΒ³?
"An angle that measures less than ninety degrees but more than zero degrees" is a description of which mathematical term?
There are several equations related to magnetism. Which of the terms below is represented by the equation "κ α΅£=ΞΌβ/ΞΌβ"?
What is the pressure generated by a mass of 2 kg placed on a the top of a cylindrical piston with a 4 cm diameter filled with gas?
Which of the terms below is measure in "watts"
What is the pressure generated by a mass of 2 kg placed on a the top of a cylindrical piston with a 7 cm diameter filled with gas?
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, prior to any work, the administrative procedures to be in place?
"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?
In the WHMIS system, "Acute poisons" is represented by which hazard class? Choose from the following answers.
Most electrical properties have an equation linked to them. In the equation L= (NΒ²ΞΌA)Γ·Ζͺ, which of the answers below does the "ΞΌ" represent?
By the early 1800's, there had been several gas laws discovered. Which of those laws below is best described as "the volume of a mass of gas is inversely proportional to its pressure."?
The properties of a gas are unique to its molecular make-up. Which of the terms below would best be defined as "the point at and above which vapor of the substance cannot be liquefied, no matter how much pressure is applied."?
(310105d) The output of an applied force uses is a measurable quantity. Which of the terms below would be use "W" as it's unit of measurement?
There are several broad categories of tubing applications. Which of the categories below would steel tube be most commonly used for?
Within the umbrella of intrinsically safe loops, there are several sub-categories and classifications. Which of the terms below would best be describe a field device that has a minimum of 1.3 volts it can develop or contain?
Absolute and relative temperature scales each have their [own names for Imperial and SI scales. Which of the answers below correctly identifies the Imperial relative temperature scale?
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 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?
There are three main types of measuring elements used in industry. Which of the answers below best represents the letter "A"?
There are three types of radiant energy that is given off by a typical welding arc. Choose the one that does not apply from the answers below.
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.
State the number 0.004675 using scientific notation and round the answers to three significant digits.
(310103d) There are several essential components to a pressure regulator. Which of the components below would be used as a loading element?
"The removal of lead sulfate crystals, which reduces the effectiveness of lead-acid, sealed AGM or flooded (wet cell-filler caps) batteries." is the best definition of which of the terms below?
There are subgroups of fuel for fires need to burn. Which of those subgroups would LPGs belong?
Alloy steels are very common in industry. Which of the types of alloy steel would "Ferritic" piping be?
What is the pressure generated by a mass of 4 kg placed on a the top of a cylindrical piston with a 2 cm diameter filled with gas?
The time constant for a charging capacitor is a measurable quantity. Which of the answers below represents the correct formula to use for this calculation?
Which term can be defined as the pressure measured from absolute zero?
To move 225 C across two points. when the voltage is 45 V, how much energy is required?
A tight seal to the face is required by all respirators. This is a critical element in which of the following type(s) of respirator? Of the options below, choose the best answer.
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?
By the early 1800's, there had been several gas laws discovered. Which of those laws below is best described as "the relationship between the volume and temperature in a fixed mass of gas."?
From the information given in the diagram below, what is the current flowing on branch R1?
The methods to mount an instrument are as varied as the instruments themselves. Which of the mounting methods below would the process fluid need to pass through the instrument for accurate measurements?
There are several different ways to apply force to an actuator. Which one of the methods below would use a piston for operation?
A column of water with a density of 43 lbs per cubic foot and a height of 65 inches, exerts what amount of pressure ?
In the fraction A/b, is A the denominator?
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 visual indicator only?
(310104d) Control valves have a number of accessories that they can use for a variety of applications. Which of the answers below would be best reflect the common accessory for valve plug placement accuracy?
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?
When dealing with pressure measurements, there are several vital terms that are used. Which of the terms below would best be described as a measure of how much matter is in an object?
If a pressure change of 20 kPa to 100 kPa is to fully stroke a valve, what strength of spring must be used. The control valve has a stem travel of 7.5 cm and the effective area of the diaphragm is 0.02 mΒ².
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
The Si unit for measuring force is the Newton. Which of the answers below correctly states the proper formula to calculate this unit?
"Changes in temperature of a gas or object with no change in phase." is a description of which physics term?
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.
"The ______ is divided between two series resistors in direct proportion to their resistance." The term that best fits to complete the sentence is which of the terms below?
In the WHMIS system, "Other poisons" is represented by which hazard class? Choose from the following answers.
There are several terms which relate to charging of a capacitor. Which of the terms below would apply to the period while the capacitor gets to 5Ο?
(310103f) There are three main components in a simple signal transmission system. Which of the components below is best represented by the letter "C"?
The relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 0 K?
(310101c) There are many specialized applications for copper tube. Which of the copper tube colour code would be used in a medical gas system?
"An element or device which receives information in the form of 4-20 mA and coverts it to information in the form of 3-15 psig." is the best description of which of the terms below?
(310104b) There are many different valves to be used for different processes. Which of the valve types below would be considered self-cleaning?
What is the pressure generated by a mass of 3 kg placed on a the top of a cylindrical piston with a 7 cm diameter filled with gas?
There are a number of steps to calibrating a two pen chart recorder. Which of the steps below would the pen pressure adjustment/verification be?
Newton's third law is also known as?
(310105d) Efficiency is one of the benchmarks that is used for rating machines. Which of the measurement units below is used with efficiency itself?
An extraction hood attached to a system of flexible ductwork would be an example of which of the answers below? Use the options below to choose the best answer.
What is the name of the part of a drill bit that gets fitted into the drill spindle?
A car traveling west has an initial speed of zero, and accelerates at a rate of 4 m/sΒ² for 6 seconds. What is the displacement of the car?
A control valve is to have a stem travel of 5.6 cm. The diaphragm in use has an area of 0.09mΒ². What strength of spring must be used if the desired pressure change from from 40 kPa to 110 kPa will fully stroke the valve?
Calculate the normal force exerted by an object that has a mass of 6732 grams
(310101c) Copper tube is the most used type of tubing in industry. What type of copper tubing would a colour code of green represent?
(310102c) Resistors have several construction methods. Which of the resistors below would have the highest tolerance for temperature?
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 transporting workers?
There are 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
How many electrons does 134.5 x 10ΒΉβΉ represent?