A randomized 100 question test from a pool of 1236 questions, good luck!
In a simple circuit, if E=6 V and R=5 ohms, what is the current of the circuit?
Both °F and °C are used in industry currently. Which of the answers below correctly identifies 145 °C to °F?
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."?
State the following number, 15.198*10¹³ using engineering notation and round the answers to 3 significant digits.
The types of tube available in industry are somewhat application specific. Which of the tube types would be best suited for a corrosive process?
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?
State the number 0.003402 using decimal notation and round the answers to three significant digits.
Convert 18.5 psi into inches W.C.
Reduce and state answer as a proper or mixed fraction: ³⁴⁰⁄₁₆.
(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 be connected to a flange that was one-holed?
Valves require several different styles of physical lock out device. Which of the styles below correctly identifies the device in the following picture?
The common methods for classifying pipe is by NPS and DN. Which of the answers below are these methods used for the classification of piping?
(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 be leak-proof at any temperature or pressure
Solve for the missing side.
Some enclosures have removable coverings to allow maintenance work. Which of the enclosures below would have a square cover?
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 many studies on how pressure and force affect fluids. "Fluid pressure is exerted in all directions." is one of the principles of which answer below?
"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?
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?
(310104b) There are many different valves to be used for different processes. Which of the valve types below would be considered self-cleaning?
A 2000 kg train is traveling east with a speed of 25 km/h. Determine the mass of a truck travelling at 15 km/h would have to have to be travelling at the same momentum.
A 100V power supply is outputting 2A, what size of resistor is in the circuit?
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"?
True force balance negative feedback system consists of:
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?
The trigonometric ratio of sine is calculated with which mathematical equation?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for poisonous material with other toxic effects?
(310102m) The charging and discharging of a capacitor is a mathematical relationship. In the equation, τ=R x C, which of the answers below would best refer to the "C"?
There are several terms that are related to electromagnetic cores. Which of the terms below would be correctly described as "a localized electric current induced in a conductor by a varying magnetic field."?
Locking out energy sources physically is a vital part of servicing valves. Which of the valves below would you use a circular lockout device on the handle?
"Can handle pressures more accurately and can handle higher pressures" are two advantages of using which regulator?
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?
In the WHMIS system, "Infectious materials" is represented by which hazard class? Choose from the following answers.
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?
There are several common precision measurement tools available in industry. Which of the answers below best represents the tool pictured below?
What are the three areas of WHMIS?
There are many different parts to a parallel circuit. Which of the answers below corresponds correctly with the number "6" in the picture below?
There are many different parts to a parallel circuit. Which of the answers below corresponds correctly with the number "7" in the picture below?
"This type of breathing apparatus is designed to allow a reserve of air for 5-10 minutes." The answer below that this statement best describes is which one?
What is the main purpose of valve positioners?
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?
"Energy" is a calculated quantity. Which of the formulas below would be used to calculate work energy?
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?
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 largest diameter of the thread?
The result of a _______ actuator is installed with a ________ valve will be normally open, fail closed
(310105i) Any solid has inherent properties associated with it. When measuring the force applied to the entire area of a solid, which of the answers below are you trying to measure?
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."?
If field servicing, or removing, a control valve from a piping system it is important to recognize the piping isolations. Which of the isolations below correctly identifies the following picture?
Convert 45.9 kPa into psi
(310102m) There are numerous electrical terms relating to specific components. Which of the terms below relates best to the plotting of a capacitor that is alternately charging and discharging?
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?
There are some troubleshooting issues that can arise while soldering. Which of the issues below would be best described as a heat transfer loss from the soldering tip?
(310102c) Resistors are commonly rated in 3 distinct ways. Which of the answers below would best relate a "resistance" rating?
If the total error is 1.4 and the dead band error is is 0.6, what is the hysteresis value?
(310105i) Any solid has inherent properties associated with it. Which of the terms below would best represent the final amount of stretch or elongation that the material undergoes during tensile testing?
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?
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 non-hazardous?
"A characteristic where flow capacity increases linearly with valve travel. Flow is directly proportional to valve travel." is the best description of which of the terms below?
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."
There are numerous designs of batteries. Which of the batteries below would be generally considered to be the most common?
A change in dielectric material in a capacitor, will change it's capacitance. Which of the dielectric materials below has the greatest capacitance?
There are three main types of measuring elements used in industry. Which of the answers below best represents the letter "A"?
State the number 7.428 using scientific notation and round the answers to three significant digits.
"The lag in response exhibited due to the absorption of energy in a measuring instrument." is the best description of which term?
"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?
Magnetism has several terms that must be understood. Which of the terms below would best be defined as the number of magnetic lines of flux that pass through a certain point on a surface?
By the early 1800's, there had been several gas laws discovered. Which of those laws below is best described as "that at the same temperature and pressure, equal volumes of all gases contain the same number of molecules."?
One coulomb is equal to how many electrons?
8 coulomb of charge requires how many electrons?
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?
If a battery has a rating of 133 Ah, theoretically it could provide 5.75 A for how long?
There are several common precision measurement tools available in industry. Which of the answers below best represents the tool pictured below?
In a baffle-nozzle-restrictor motion detector the:
There are several advantages and limitations to installing a zener barrier as an intrinsically safe barrier. Which one of the answers below can be considered an advantage of this style of barrier?
A moment balance negative feedback system is a force balance system?
State the number 469.4 x 10¹⁵using engineering notation and round the answers to three significant digits.
Ladders have specific designs for specific applications. Which of the answers below correctly identifies the ladder in the following picture?
Chart recorders have a couple of specific applications. Which application below would best describe the charting of results from a flow rate close to an orifice plate?
Ozone, carbon monoxide, hydrogen chloride and phosgene are all gases that can be created by different types of welding. Of the answers below, choose the best one that they all have in common.
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
(310105d) Scalar quantities are all a measurable amounts. Which of the answers below would "Power" use as it's unit of measurement?
Gauge pressure is calculated by?
With the proper formula "Work" is a measurable quantity. Which answer below represents the part of that equation that is measured in "meters"?
A worker is grinding 6m away from another worker refueling a diesel welder. Is there any workplace infraction occurring in this situation? Choose the best answer below for answering this.
Which term can be defined as the pressure measured from absolute zero?
(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 standard set for workers?
To move 75 C across two points. when the voltage is 10 V, how much energy is required?
(310105d) When dealing with displacement, there are two qualifiers used. Which of the answers below would be a quantity that is fully described by a numerical value alone?
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?
If a closed tank is pressurized to 114.345 kPa and the pressure gauge at the bottom of the tank reads 165.456 kPa, what head (in feet) of a liquid with a R.D. of 0.83 is contained in the tan
There are 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
An absolute presser gauge is giving a reading of 7.8 PSI(a). Convert this reading to PSI(g) assuming a local barometric pressure of 11.3 PSI(a).
(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?
Covert 34.5 kPa to psi.
For every gas law there is a corresponding equation. Which of the gas laws below is represented by the equation "P₁V₁T₂=P₂V₂T₁"?
7 coulombs of charge require how many electrons?
What is the pressure generated by a mass of 4 kg placed on a the top of a cylindrical piston with a 3 cm diameter filled with gas?
Matter that is compose of only one atom is called what?
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?
There are several different ways to apply force to an actuator. Which one of the methods below would a vane actuator use for operation?