A randomized 100 question test from a pool of 1236 questions, good luck!
Determine the voltage V(bd) with R1=70k ohms, R2= 136k ohms and R3= 360K ohms, with a current of 0.754 mA
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?
"Is an electrical quantity that measures how the device or material reduces the electric current flow through it." is the best description for which of the terms below?
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?
The construction of batteries effects their performance. Which of the answers below would be the result of adding plate area?
There are several vital components to a differential pressure unit in a chart recorder. Which of the components below would be adjusted for any slight angularity issues?
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"?
Bourdon measuring elements have tubes that are classified into three broad categories. which of the tube types below would be the most sensitive to pressure changes?
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.
State the following number, 0.005687 using scientific notation and round the answers to 3 significant digits.
Hazardous locations in industry have been grouped for ease of understanding Which of the classes below is best described an area with easily ignitable fibers or flyings, but the concentration of these fibers or flyings are not in quantities that would produce ignitable mixtures?
The sliding Vernier calipers are a widely used measuring device. Which of the parts below best relates to "6"?
In industry, there are several types of protection used to reduce the risk of explosion. Which of the methods of protection below would explosion-proof equipment be primary used?
(310101c) Copper tube is the most used type of tubing in industry. What type of copper tubing would a colour code of yellow 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?
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 3.5 cm and the effective area of the diaphragm is 0.05 m^2
(310104b) There are several connection methods available for valve installation. Which of the connection methods below would be best suited to a valve that would require constant replacement?
If, for every 15 C of charge, 45 J of energy is available, what is the voltage?
"6(5+15)=(6 x 5)+(6 x 15)" is an example of which mathematical law?
(310104d) There are several features available on valve positioners in industry today. Which of the features below can be best described as one that uses negative feedback in it's operation?
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?
There are several different committees in the Alberta apprenticeship system. Which of the committees below would be directly responsible for determining the equivalency of training done outside Alberta?
There are several key concepts to understand when dealing with pressure measurement. Which of the terms below can be best described as, "the ratio of the density of a substance to the density of water."?
When an atom gains an electron, it is commonly referred to as which of the below?
(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 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
Convert 0.625 to a fraction.
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 _________ has the air connection usually under of the diaphragm.
True force balance negative feedback system consists of:
When servicing or troubleshooting a valve there are several steps that must be completed. In controlling hazardous energy, ensuring each source of energy to the work area has it's own isolation, would be which of the steps below?
What are the two main systems of negative feedback?
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."
The law of electrical charges states that like charges attract one another, an unlike charges repel one another.
(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 installation of cathodic protection?
A mass of 6 kg is placed on top of a spring and that spring compresses 5 cm. What is it's spring rate?
The law of electrical charges states that unlike charges attract one another and like charges repel one another.
State ⁶⁵⁄₁₄ as a mixed fraction.
The relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 0 R?
(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?
"This workplace hazard consists of organisms or organic matters produced by these organisms that are harmful to human health." This statement best describes which of the hazards below?
(310102n) Instrument enclosures are all built to a NEMA standard. Which of the standards below would generally not be used to protect current electronic instrumentation?
"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?
Certain categories of tubing has specific applications in industry. Which of the categories below would be used in applications where actuator energy is carried to an FCE?
The volume of a cylinder is calculated with which correct equation?
State the number 7.428 using scientific notation and round the answers to three significant digits.
All pipe in a piping system can be grouped into two categories. Which of the answers below best represents those categories?
"A flow characteristic that provides maximum change in flow rate at initial valve stroke opening." is the best description of which of the terms below?
Which pressure to force converter is typically used in dial indicating pressure gauges?
(310101c) There are many specialized applications for copper tube. Which of the copper tube colour code would be used in a compressed medical air system?
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 5τ?
(310102m) There are numerous electrical terms relating to specific components. Which of the terms below can be best described as the the process of accumulating energy in a capacitor?
Reduce ³⁴⁰⁄₄₀ and state as a proper or mixed fraction.
In the figure below, R1= 10 ohms, R2=6 ohms, and R3=4 ohms, with the battery producing 40 V, what is Amperes of the circuit?
"Is the rate of doing work, it is the amount of energy consumed per unit time", is the description of which mathematical term?
(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 2 circuits that are controlled remotely?
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.
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 current to an open circuit?
"2+(9+7)=(2+9)+7" is an example of which mathematical law?
(310101c) For higher working pressures, generally the wall thickness of tubing will increase. Which of the answers below would best relate to the effect of a tube's increased wall thickness?
If a closed tank is pressurized to 20 psig and the pressure gauge at the bottom of the tank reads 25 psig, what head (in meters) of a liquid with a R.D. of 0.65 is contained in the tank
convert 56.7 psi to kPa.
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 it were necessary to control the process pressure upstream of the regulator, which device below would be required?
There are many different applications for copper tube. Which of those applications below would have the greatest internal operating pressure ratings?
There are subgroups of fuel for fires need to burn. Which of those subgroups would NGLs belong?
There are two very common types of metric vernier calipers. If the caliper that you are using has 1mm graduations on the beam, which of the answers below represents the graduations required on the Vernier scale?
Calculating absolute pressure is achieved by?
There are many studies on how pressure and force affect fluids. "Horizontal runs do not increase pressure." is one of the principles of which answer below?
In soldering there are many terms used. Which of the terms below would best describe a poorly formed soldered joint?
There are two different ways of identifying general purpose tube. If you see "⅜ in-SS-0.036" printed on the outside of the tube, what would the "⅜" refer to?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for compressed gases?
Solve for the missing angle.
There are two very common types of metric vernier calipers. If the caliper that you are using has 0.5mm graduations on the beam, which of the answers below represents the graduations required on the Vernier scale?
When an atom loses an electron, it is commonly referred to as which of the below?
(310104d) There are several features available on valve positioners in industry today. Which of the features below can be best described as one that uses negative feedback in it's operation?
Calculate the normal force exerted by an object that has a mass of 6732 grams
Reduce and state answer as a proper or mixed fraction: ³⁴⁰⁄₁₆.
In a simple circuit, if E=3 V and R=5 ohms, what is the current of the circuit?
It is a good trade practice to transport gas cylinders secured and upright. From which act below did this practice come from?
There are many studies on how pressure and force affect fluids. "Fluid volume does not affect pressure." is one of the principles of which answer below?
From the information given in the diagram below, what is the voltage drop over R2, if R1= 3 ohms, R2= 5 ohms, R3= 7 ohms, R4= 6 ohms and the battery produces 24 V?
There are several different ways to apply force to an actuator. Which one of the methods below would use a diaphragm for operation?
Convert 175 psi to mmW.C. Barometer is 99.6 kPa(a)
(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?
If, for every 30 C of charge, 60 J of energy is available, what is the voltage?
(310103f) There are several methods for measuring process variables. Which of the transmitters below would use a pressure sensing diaphragm in the creation of an output signal?
There are two different ways of identifying general purpose tube. If you see "4 mm-SS-1.452" printed on the outside of the tube, what would the
The sliding Vernier calipers are a widely used measuring device. Which of the parts below best relates to "5"?
There are numerous methods to mount instruments properly. Which of the methods below is shown in the picture?
(310103f) There are several components used in measuring and controlling a process variable. Which one of the components below would be responsible for receiving an output signal and converting that into a PV value?
"A two ratios that are equal in an equation." is a description of which mathematical term?
The relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 373.15 K?
Most electrical properties have an equation linked to them. In the equation L= (N²μA)÷ƪ, which of the answers below does the "L" represent?
(310101c) There are several different styles of flared and flareless fittings. Which of the styles below would commonly use a O-ring seal style fitting?
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 the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
(310102c) Resistors have several construction methods. Which of the resistors below would have the capacity to change its resistance value?
Moment balance Negative feedback system consists of:
What type of cell is a lithium constructed battery?