A randomized 100 question test from a pool of 1236 questions, good luck!
Ladders have specific designs for specific applications. Which of the answers below correctly identifies the ladder in the following picture?
In the figure below, R1= 10 ohms, R2=6 ohms, and R3=4 ohms, with the battery producing 40 V, what is the power delivered by the battery?
Solve for the hypotenuse.
The prefix "Kilo" can be expressed as?
"This workplace hazard consists of substances, mixtures and materials that can be classified according to their health risks and dangers." This statement best describes which of the following hazard groups?
From the information given in the diagram below, what is the voltage across each resistor?
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?
The volume of a cylinder is calculated with which correct equation?
State ⁸⁴⁵⁶⁄₂₄₃ as a mixed fraction.
Of the list below, what is the standard unit of quantity of electricity in the International System of Units (SI)?
(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?
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 several properties to a circuit. Which of the terms below best defines the opposition to a change in current?
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?
Valves require several different styles of physical lock out device. Which of the styles below correctly identifies the device in the following picture?
In the fraction A/B, is B the denominator?
Copper tube is commonly available in two types of tempers. Which of the answers below best describes a tube that is referred to as "hard or rigid"?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for poisonous material with other toxic effects?
There is a measured rate of capacitor charging. Which of the terms below best relates to this concept?
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?
Use the answers below to correctly fill in the blanks. "Resistance of a conductor is________ to it's ______."
(310102c) Manufactured resistors have two broad categories. Which of the resistors below would be considered as a fixed resistor?
The prefix "giga" can be expressed as?
(310101c) There are many specialized applications for copper tube. Which of the copper tube colour code would be used in a medical gas system?
If a closed tank is pressurized to 30 psig and the pressure gauge at the bottom of the tank reads 45 psig, what head (in meters) of a liquid with a R.D. of 0.45 is contained in the tank?
"An electric circuit in which the normal path of current has been interrupted." is the best description of which of the terms below?
There are many electrical symbols used in industry today. Which of the answers below correctly identifies the following symbol?
Inductive reactance is the _________________ to change in current created by coil in an AC circuit.
Calculate the normal force exerted by an object that has a mass of 6732 grams
A volume booster is not a positioner.
The sliding Vernier calipers are a widely used measuring device. Which of the parts below best relates to "7"?
There are several varieties of manufactured resistors. Which of the answers below is constructed with a ceramic core?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for dangerously reactive material?
What is the pressure generated by a mass of 4 kg placed on a the top of a cylindrical piston with a 7 cm diameter filled with gas?
"Having only magnitude, not direction, such as speed", is a description of which mathematical term?
A mass of 7 kg is placed on top of a spring and that spring compresses 5 cm. What is it's spring rate?
Circular chart recorders have several specific accessories. Which of the answers below would best describe the accessory that moves the paper chart at a steady rate?
The result of a _______ actuator is installed with a ________ valve will be normally closed, fail open
If a tool increases from $43 to $76, what is the percentage increase?
Determine the volume of a tank in meters cubed, with the dimensions of 2.56 m, by 4.36 m, by 1.30 m
(310103f) There are several methods for measuring process variables. Which of the transmitters below would use a moment balance negative feedback system in the creation of an output signal?
Calculate the relative density for a liquid whose density is =743.2 kg/m³.
(310104d) Valve positioners provide several advantages over standard valves. Which of the advantages below would best relate to the increased speed of supplying the actuator with air?
If the total error is 1.5 and the dead band error is 0.3, what is the hysteresis value?
If a closed tank is pressurized to 15 psig and the pressure gauge at the bottom of the tank reads 36 psig, what head (in meters) of a liquid with a R.D. of 0.45 is contained in the tank
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 floor of the container. Of the following answers, which gas would he be testing for?
When 125 C passes by a point in a wire in 8 seconds, what is the current in amperes?
What is the mass that is placed on a piston above a gas if the pressure exerted is 78554 Pa on a cylinder that has a 3 cm diameter
The construction of batteries effects their performance. Which of the answers below would be the result of adding plate mass?
(310101c) There are a wide variety of tubing fitting types. Which of the fittings below would best be used when terminating tube connections?
Of the types of link and lever calibration methods below, which one requires a minimum of 4 adjustments?
(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?
Although there are numerous type of batteries, they all share a common construction. Which of the answers below contains all the required parts of a battery?
If, for every 12 C of charge, 50 J of energy is available, what is the voltage?
Isolate for"h" in the following equation y=(h-t)/r
14.696 psia is equal to?
"_________ is an injury caused by freezing of the skin and underlying tissues. First your skin becomes very cold and red, then numb, hard and pale." Use the answers provided to fill in the blank.
(310101c) There are many specialized applications for copper tube. Which of the copper tube colour code would be used in a compressed air system?
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?
Which of the terms below is the best definition by the statement, "An electric current in which the flow reverses consistently."?
If a battery has a rating of 75 Ah, theoretically it could provide 6.8 A for how long?
A change in dielectric material in a capacitor, will change it's capacitance. Which of the dielectric materials below has the greatest capacitance?
With the proper formula, "Work" is a measurable quantity. Which answer below represents the "work" part of that equation?
If the total error is 1.7 and the dead band error is is 0.5, what is the hysteresis value?
"The lag in response exhibited due to the absorption of energy in a measuring instrument." is the best description of which term?
In any intrinsically safe loop there are several main items that are vital to the loop. Which of the answers below contains those items?
State the number 13487000 using scientific notation and round the answers to three significant digits.
There are several different ways to apply force to an actuator. Which one of the methods below would use a piston for operation?
In what kind of circuit would all of the applied voltage appear across an open circuit?
Materials with five or more electrons in their valence shell are considered what?
There are several different types of hammers used in industry. Which of the hammers below best represents the following picture?
State ⁶⁵⁄₁₄ as a mixed fraction.
There are several broad categories of tubing applications. Which of the categories below would steel tube be most commonly used for?
Covert 6 ¹¹⁄₁₃ to an improper fraction.
What is the pressure generated by a mass of 4 kg placed on a the top of a cylindrical piston with a 4 cm diameter filled with gas?
(310104d) Valve positioners provide several advantages over standard valves. Which of the advantages below would best relate to the flexibility of operating modes?
Convert ⁸⁄₁₉ to a decimal.
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.
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 "The amount of opportunities for the atoms of the conductor to affect current flow per linear unit"
A pressure gauge at the bottom of a tank indicates a pressure of 7.9 psi. The relative density of the liquid is 0.87. What is the depth of the liquid in feet?
(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?
State 3 ⅞ as a mixed fraction.
What is the area of a semi-circle with a diameter of 2.45m?
When a pressure of 15 psi is applied to a diaphragm actuator with a diameter of 18 cm, what is the force in Newtons (N) that is created?
If a closed tank is pressurized to 18 psig and the pressure gauge at the bottom of the tank reads 39 psig, what head (in meters) of a liquid with a R.D. of 0.76 is contained in the tank
In a series circuit what percentage of the applied voltage would appear across an open circuit?
When 20 C passes by a point in a wire in 12 seconds, what is the current in amperes?
Unless otherwise stated by the manufacturer, there are several general practices when installing a chart recorder. Which of the answers below correctly identifies the maximum distance between DPU and recorder?
When making a span adjustment, what is the first adjustment made?
(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?
Convert 0.125 to a fraction.
(310103d) There are several different designs of regulator. Which of the elements below are you affecting when you adjust spring compression?
There are many different parts to a parallel circuit. Which of the answers below corresponds correctly with the number "4" in the picture below?
(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?
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?
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 "ia" equipment can withstand?
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 terms used when describing circuitry or equipment on hazardous locations. Which of the terms below would be best described as equipment or circuits that are tested under fault situations?
Soldering is a common method of joining metals. To be effective the which of the items below must have a lower melting point than the parent metals?
"5 x 7=7 x 5" is an example of which mathematical law?