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
5 coulomb of charge require how many electrons?
The point when increasing current will not increases magnetism in an electromagnet is call?
(310102m) There are numerous electrical devices in a circuit. Which of the devices below can be best described as a passive two-terminal component used to store and release electrical energy?
Convert ¹⁰⁄₁₅ to a decimal.
A mass of 6 kg is placed on top of a spring and that spring compresses 5 cm. What is it's spring rate?
Which of the terms below is measure in "watts"
There are several vital components to a differential pressure unit in a chart recorder. Which of the components below would be to used in squaring the drive arm and link as well as the range arm?
If a battery has a rating of 120 Ah, theoretically it could provide 12 A for how long?
(310102c) Resistors are commonly rated in 3 distinct ways. Which of the answers below would best relate a "resistance" rating?
To move 175 C across two points. when the voltage is 30 V, how much energy is required?
"Change (variance) In total amounts expressed as percentages." is the description of which term?
Gauge pressure is?
Burns have a classification by degree. If you have a surface burn, it would be considered which of the following?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for oxidizing material?
"At any junction in an electrical circuit, the sum of currents flowing in equal to the sum of currents flowing out ." This statement is the best description of which of the electrical laws below?
Ladders have specific designs for specific applications. Which of the answers below correctly identifies the ladder in the following picture?
Chart recorders still have a place in industry for specific applications. Which of the applications below would be used to fulfill ABSA requirements?
All objects have mass which is affected by gravity. Which of the answers below represents the SI approximate value for acceleration due to gravity?
In the SI system, the unit for time is?
"The quantifiable change in position of an object, including how far the object travels and in what direction, before achieving it's final position." is the description of which mathematical term?
What power of soldering station is used for electronic soldering?
Solder is a vital component of the soldering process. Which of the solders below is most commonly used for repair work done by hand?
Air and iron are the two types of electromagnetic cores. Choose from the answers below to explain why an iron core is more preferable than an air one.
There are many electrical symbols used in industry today. Which of the answers below correctly identifies the following symbol?
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?
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?
Which pilot valve has two common supply connections, and two connections for output?
(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 several types of purge/pressurization permits that are available. Which of the permits below would best be used when an enclosure needs do be reduced from a Class I, Zone 1 to a Class I, Zone 2?
There are several types of measuring elements used in industry. Which of the answers below best represents the letter "C"?
The area of a circle is calculated with which correct equation?
State the number 479.3 using engineering notation and round the answers to three significant digits.
"Either of two angles that added together produce an angle of 90°" is a description of which mathematical term?
101.325 kPa is equal to?
An I/P transducer is a positioner.
There are many different types of alloy steels, each with specific properties. Which of the elements below would have the effect of traps dissolved oxygen and enhancing casting characteristics?
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?
There are several terms that are used to describe the features of a particular thread type. Which of the terms below would best describe a thread with a 16 TPI?
(310104a) There are only two major parts to a sliding stem control valve assembly. Which of the components below would best be described as a device that regulates flow with differential pressure??
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.
(310104d) Valve positioners provide several advantages over standard valves. Which of the advantages below would best relate to the creation of two equal ranges from standard range?
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 0-9 meters. What is the transmitter output signal if the fluid level is at 8.65 meters?
Reduce and state answer as a proper or mixed fraction: ¹²⁄₄₈.
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.
(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?
There are several types of purge/pressurization permits that are available. Which of the permits below would best be used with a pressurized enclosure that contains equipment which is capable of ignition?
When allowing power to flow to a device, purging may be required beforehand. Which of the answers below best represents the complete volumes of air with positive pressure?
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?
Convert 75kPa to Kpa(a) Barometer is 97.8 kPaa
(310103d) Regulators deal with a consistent pressure reduction. Which category of regulator is pictured below?
There are several components to a properly soldered joint. Which of the components below would be used during soldering to remove the oxide layer?
(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 power circuits that are considered low energy?
A change in dielectric material in a capacitor, will change it's capacitance. Which of the dielectric materials below has the least capacitance?
"A hazard within the workplace that can harm the body without necessarily touching it. Vibration and noise are examples of this type of hazards." This statement best describes which of the following hazard groups?
(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?
"A method of expressing numbers in terms of a number between 1 and 10 multiplied by a power of base 10" is a definition of what?
Which of the resistors below is best described by the following statement, "A variable resistor making use of three contacts whose resistance varies with an adjustment of a sliding contact."?
(650101a) There are three main sections in the occupational health and safety legislation in Alberta. Which of the sections below best relates to the minimum safety standards set for employers?
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
"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?
To alter the pressure setting of a regulator, you would adjust what?
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
There are numerous designs of batteries. Which of the batteries below would be generally considered to be the most able to discharge loads at high rates for an extended period of time?
Calculate the relative density for a fluid that has a density of 748 kg/m³
"An electrical circuit that allows a current to travel along an unintended path with no or a very low electrical impedance." is the best description of which of the terms below?
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?
(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?
For every gas law there is a corresponding equation. Which of the gas laws below is represented by the equation "P₁V₁=P₂V₂"?
Which of the terms below is measured in "Joules"
Of the terms below, what is "Power" measured in?
In Unified National nomenclature what does the "12" represent in this bolt class- 1/2-12-UNC 2B
In this circuit R1= 4 ohms, R2= 5 ohms and R3=9 ohms with the battery producing 40V. What is the voltage drop over R3?
What volume does a substance that has a density of 1369 kg/m³ and has a mass of 4.50 kg?
There are 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
Calculate the relative density for a liquid whose density is =743.2 kg/m³.
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?
(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?
In this circuit R1= 4 ohms, R2= 5 ohms and R3=9 ohms with the battery producing 40V. what is the voltage drop over R2
Convert 18.5 psi into inches W.C.
Which pressure to force converter is typically used in dial indicating pressure gauges?
There are several different types of layout tools used in industry. Which of the tools below best represents the following picture?
If a pressure change of 20 kPa to 90 kPa is to fully stroke a valve, what strength of spring must be used. The control valve has a stem travel of 5.5 cm and the effective area of the diaphragm is 0.065 m^2
To solder a joint, there are steps that need to be followed to succeed. Which of the steps below would involve coating the iron tip with a small amount of solder?
Section 315(1), (2) and (3) covering guardrails can be found in which piece of legislation below?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for combustible material?
There are several terms that are used to describe the features of a particular thread type. Which of the terms below would best describe the smallest diameter of the thread?
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?
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?
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 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
Good trade practice is a 4:1 ratio when using an extension ladder. From which piece of legislation does the practice originate from?
Alloy steels are very common in industry. Which of the types of alloy steel would "Ferritic" piping be?
There are many different parts to a parallel circuit. Which of the answers below corresponds correctly with the number "4" in the picture below?
A mass of 5 kg is added to the top of a spring and causes the spring to compress 2 cm. What is the spring rate for this spring?
(310102m) A capacitor's voltage increases in a very predictable way. Which of the answers below represents the total time constant intervals required to achieve a full charge in a typical capacitor?
7 coulombs of charge require how many electrons?
A conductor is passed through a magnetic field and a voltage is induced, whose law is this?
(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??
There are several different notations on a length of pipe. Which of the notations below would have the thinnest pipe wall?