A randomized 100 question test from a pool of 1236 questions, good luck!
From the information given in the diagram below, what is the voltage drop over R3, if R1= 3 ohms, R2= 5 ohms, R3= 7 ohms, R4= 6 ohms and the battery produces 24 V?
There are many different types of alloy steels, each with specific properties. Which of the elements below would have the effect of increasing hardness, but a reduction in ductility?
The ability of a material to concentrate magnetic lines of force within a material is called?
There are only a few parts to a capacitor. Which of the following terms best describes the insulator between two plates of a capacitor?
There are subgroups of fuel for fires need to burn. Which of those subgroups would LPGs belong?
"Having only magnitude, not direction, such as speed", is a description of which mathematical term?
There are many different parts to a parallel circuit. Which of the answers below corresponds correctly with the number "6" in the picture below?
A magnetic field is set up between the the two poles of a magnet. Which of the answers below would the represent the flow direction outside the magnet?
Calculate the force, in newtons, which is developed to a circular diaphragm with a diameter of 75 cm, when a a pressure of 56 kPa is applied:
(310104b)There are many different valves to be used for different processes. Which of the valves below would best be used in a high pressure process?
“The force acting on an object is equal to the mass of that object times its acceleration.” is the description of which one of Newton's laws?
If a compound were to be broken down into its simpler components, of the options below, what would it be called?
There are several varieties of manufactured resistors. Which of the answers below is generally regarded as the most common resistor?
If a battery has a rating of 75 Ah, theoretically it could provide 6.8 A for how long?
A parallel circuit reacts in specific ways to the to an open circuit. Which of the answers below best describes the reaction of the total line resistance to an open circuit?
(310105d) Efficiency is one of the benchmarks that is used for rating machines. Which of the measurement units below is used with efficiency itself?
The ratio 3.4:2.5 equal to?
(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 circuits that are controlled remotely?
Calculate the gain when a change from 1.25 psig to 2.0 psig in nozzle backpressure and a change from 3 psig to 15 psig in the relay output occurs.
(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 studies on how pressure and force affect fluids. "Fluid pressure is proportional to density." is one of the principles of which answer below?
In this circuit R1= 4 ohms, R2= 5 ohms and R3=9 ohms with the battery producing 40V. What is the voltage drop at R1?
"A simple circuit for measuring an unknown resistance by connecting it so as to form a quadrilateral with three known resistances and applying a voltage between a pair of opposite corners." is the best description of which of the terms below?
In a series circuit what percentage of the applied voltage would appear across an open circuit?
(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?
In the WHMIS system, "Corrosive materials" is represented by which hazard class? Choose from the following answers.
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.
The volume of a sphere is calculated with which correct equation?
"The heat absorbed per unit mass of a given material at its boiling point that completely converts the material to a gas at the same temperature", is a description of which physics term?
1 kPa is equal to _____ psi
(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?
The categories of workplace hazards have been broken down to _____ main areas. Using the answers below fill in the blank.
From the information given in the diagram below, what is the current flowing on branch R1?
Solder is a vital component of the soldering process. Which of the solders below is most commonly used for repair work done by hand?
Bourdon measuring elements have tubes that are classified into three broad categories. Which of the tube types below would be used in applications having 1 MPag?
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
Of the valves below, which would be best for erosive service?
If a closed tank is pressurized to 125.345 kPa and the pressure gauge at the bottom of the tank reads 186.456 kPa, what head (in feet) of a liquid with a R.D. of 0.05 is contained in the tan
(310101c) Tubing wall thickness has 3 ways of being measured. Which of the answers below is the most common of those methods?
The result of a _______ actuator is installed with a ________ valve will be air-to-close
What are the two main systems of negative feedback?
Movement of the actuator stem by air pressure applied to a flexible membrane is a characteristic of which actuator?
Batteries come in two common varieties. Which of the terms below can relate best to a rechargeable cell?
There are many electrical symbols used in industry today. Which of the answers below correctly identifies the following symbol?
There are numerous types and styles of valves in industry. Which of the actuators below best represents the following picture?
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"?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for poisonous biohazardous material?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for infectious material with immediate and serious toxic effects?
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?
(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 it with a larger one in a simple circuit?
Having to convert between SI and USCS measurements is commonplace in industry today. Which of the answers below is the correct conversion for 45 lbf?
If it were required to provide a regulated output that was at a lower set value, which device below would be used?
"An angle that measures less than ninety degrees but more than zero degrees" is a description of which 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?
Which type of pilot valve has one supply connection and two output connections?
(310103d) There are several essential components to a pressure regulator. Which of the components below would be used as both a measuring and loading element?
There are many different types of alloy steels, each with specific properties. Which of the elements below would have the effect of refining the grain of the steel to allow for greater resistance to corrosion and temperature extremes?
(310101c) Copper tube is the most used type of tubing in industry. What type of copper tubing would a colour code of blue represent?
Inductive reactance is the _________________ to change in current created by coil in an AC circuit.
What is the density of water?
The CEC generates a gas grouping based on the potential combustion, and results of combustion of each type. Which of the groups below would Ethylene belong to?
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?
Ladders have specific designs for specific applications. Which of the answers below correctly identifies the ladder in the following picture?
(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?
There are several broad categories of tubing applications. Which of the categories below would steel tube be most commonly used for?
A mass of 5 kg is placed on top of a spring and that spring compresses 6 cm. What is it's spring rate?
What size of resistor must be connected in series with a 10k potentiometer to get an output of 7V to 20V if the supply of the circuit is 20V?
Find the volume in meters cubed of a cylindrical tank that has a radius of 2.4 m and a length of 1.2 m.
There are many different parts to a parallel circuit. Which of the answers below corresponds correctly with the number "5" in the picture below?
Choose the correct order of mathmatical operations.
Determine the voltage V(ac) with R1=70k ohms, R2= 136k ohms and R3= 360K ohms, with a current of 0.754 mA
Circular chart recorders have several specific accessories. Which of the answers below would best describe the accessory that allows the additional measurement of differential and static pressures?
In a simple circuit, if E=3 V and R=5 ohms, what is the current of the circuit?
What pressure does a column of liquid exert with a density of 48.9 lbs per cubic foot and a height of 6.5 feet
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 two very common types of metric vernier calipers. Which of the answers below best represents the minimum accuracy of a metric Vernier caliper?
A fume extracting welding gun works well with which other source of ventilation? Choose the best answer from the choices below
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."?
A magnetic field is set up between the the two poles of a magnet. Which of the answers below would the represent the flow direction inside the magnet?
State the number 789342.61 using decimal notation and round the answers to three significant digits.
From the information given in the diagram below, what is the current flowing on branch R3?
When selecting a valve for a piping system, several factors must be considered. Which of the terms below can be correctly described by the statement, "Constitutes the pressure differential generated between two defined points through various ares of loss."
From the information given in the diagram below, what is the voltage across each resistor?
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"?
Of the adjustments below, which is the most common adjustment made?
Many electrical properties have specific symbols attached to them. Which of the symbols below would be the correct for inductance?
Calculate the normal force exerted by an object that has a mass of 5.7 kg.
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 decrease?
To move 225 C across two points. when the voltage is 45 V, how much energy is required?
(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 smaller one in a simple circuit?
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."?
There are several definitions used frequently in the CEC. "Limitation of current and voltage in the circuit prevents excessive heat and the formation of ignitable sparks" would best describe which of the answers below?
(310101c) Copper tube is the most used type of tubing in industry. What type of colour code would a Type K tube type typically have?
There are many different parts to a parallel circuit. Which of the answers below corresponds correctly with the number "2" in the picture below?
There are several definitions used frequently in the CEC."Containing any explosion originating within its housing and prevent sparks from within its housing from igniting vapors, gases, dust or fibers in the air surrounding it." would best describe which of the terms below?
There are several advantages and limitations to installing a galvanically isolated barrier as an intrinsically safe barrier. Which one of the answers below can be considered an advantage of this style of barrier?
A pneumatic level transmitter, with an output range of 20-100 kPa, is being used to assess the fluid level in a cylinder though an input range of 0-15.5 meters. What is the fluid level if the transmitter signal is 78 kPa
There are two types of designations in Alberta for trades. Which of the answers below is the one condition that separates them?
What type of fire extinguisher can have a large tapered nozzle?
If a battery has a rating of 60 Ah, theoretically it could provide 3.3 A for how long?