A randomized 100 question test from a pool of 1236 questions, good luck!
The symbol for resistance is which of the below?
There are many electrical symbols used in industry today. Which of the answers below correctly identifies the following symbol?
Hysteresis can only be calculated.
"To cause the valve to close, an increase in air pressure to the actuator is required" is the definition of?
(310101c) There are many specialized applications for copper tube. Which of the copper tube colour code would be used in a refrigeration system?
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."
The supplier label:
Solve for x: 45-200รท10=x
Absolute and relative temperature scales each have their [own names for Imperial and SI scales. Which of the answers below correctly identifies the SI absolute temperature scale?
"Two external forces acting on an object or surface that are not in opposition of each other;" is a description of what type of stress?
(310101c) When ordering a GP copper tubing size, it has to be precise. Which of the measurements below would be used for ordering copper tube?
To move 175 C across two points. when the voltage is 30 V, how much energy is required?
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?
When 20 C passes by a point in a wire in 12 seconds, what is the current in amperes?
If, for every 15 C of charge, 45 J of energy is available, what is the voltage?
"The production of an electromotive force in one circuit by a change in current in a separate circuit." is the best description of which of the terms below?
State the number 479.3 using engineering notation and round the answers to three significant digits.
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?
What power of soldering station is used for electronic soldering?
"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?
There are 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
(310101c) There are a wide variety of tubing fitting types with specific name describing them. Which of the fittings below would have two tube ends in line and one pipe connector?
(310101c) There are a wide variety of tubing fitting types with specific name describing them. Which of the fittings below would have two tube ends offset and one pipe connector?
The standard unit of resistance is which of the below?
The law of electrical charges states that unlike charges attract one another and like charges repel one another.
The trigonometric ratio of tangent is calculated with which mathematical equation?
State 7 โนโโโ as an improper fraction.
WHIMIS was put in place to regulate controlled products in the workplace. Which of the federal regulatory bodies below would oversee the suppliers of these products?
In the WHMIS system, "Dangerously reactive material" is represented by which hazard class? Choose from the following answers.
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?
1 pound force is equal to
What is the formula that the pneumatic relays amplification or gain is expressed by?
There are several different ways to apply force to an actuator. Which one of the methods below would a pneumatic source of air not be required for operation?
There are several different types of carbon steel in any piping system. Which of the types below would have less than a 0.3% carbon content?
"An angle of 90ยฐ" is a description of which mathematical term?
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 fluid level if the transmitter signal is 56 kPa
Most electrical properties have an equation linked to them. In the equation L= (NยฒฮผA)รทฦช, which of the answers below does the "ฦช" represent?
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?
Heat is based on the movement of molecules. Which of the answers below correctly fills the blank in the following sentence, "Temperature is the measurement of the average _________ of the movement of molecules."
"Any quantity with both a magnitude and a direction, such as velocity." is a description of which mathematical term?
Which of the terms below is measure in "watts"
There are several terms that are used specifically with flammable gases and liquids. Which of the terms below is best described as the minimum or maximum concentration levels of a flammable or combustible material for ignition?
There are several varieties of manufactured resistors. Which of the answers below is constructed with a glass core?
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?
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."?
(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 tube to tube?
What is the name of the part of a drill bit that carries the cut material out of the hole that is being drilled?
In Unified National nomenclature what does the "1/2" represent in this bolt class- 1/2-12-UNC 3A
Convert 75kPa to Kpa(a) Barometer is 97.8 kPaa
The height of a free standing or rolling scaffold is restricted to no more than 3 times the smallest base dimension. This guideline comes from which of the acts below?
Class 1 or 2 Safety Glasses are typically worn by most warehouse workers. Which of the following do they protect from?
There are numerous types and styles of valves in industry. Which of the actuators below best represents the following picture?
5 coulomb of charge require how many electrons?
The area of a circle is calculated with which correct equation?
What pressure in Kpa is required to produce a force of 17650 lbs. when applied to a diaphragm actuator with a radius of 5 inches?
In the WHMIS system, "Compressed gas" is represented by which hazard class? Choose from the following answers.
A 100V power supply is outputting 2A, what size of resistor is in the circuit?
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?
What is usually referred to when loading an ammeter?
(310101c) Copper tube is the most used type of tubing in industry. What type of copper tubing would a colour code of blue represent?
State the number 45.7258 x 10ยนยน using engineering notation and round the answers to three significant digits.
State the number 7.428 using scientific notation and round the answers to three significant digits.
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 increase in resistive load?
1 pound mass is equal to?
Which pressure to force converter is typically used in dial indicating pressure gauges?
(310105d) Scalar quantities are all a measurable amounts. Which of the answers below would "Power" use as it's unit of measurement?
With a direct acting actuator, as air pressure increases:
Ladders have specific designs for specific applications. Which of the answers below correctly identifies the ladder in the following picture?
If a pressure change of 20 kPa to 80 kPa is to fully stroke a valve, what strength of spring must be used. The control valve has a stem travel of 2.7 cm and the effective area of the diaphragm is 0.08 m^2
What is the formula to calculate Hydrostatic peressure
Isolate the following equation for "v": d=vt
State the number 0.00007342 using engineering notation and round the answers to three significant digits.
"pressure developed by a column of liquid" is the definition of which term
Which term can be defined as the pressure measured from absolute zero?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for infectious material with other toxic effects?
(310105d) Hp is a common term seen to rate power. Which of the answers below reflects the conversion of 278 hp to watts?
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?
Covert 6 ยนยนโโโ to an improper fraction.
Hazardous locations in industry have been grouped for ease of understanding Which of the classes below is best described an area where combustible dust, rather than gases or liquids, may be present in varying hazardous concentration?
(310105i) In a common stress diagram, there are several points that are noted. Which of the points below would best be described as a change in shape of a material at low stress that is recoverable after the stress is removed?
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?
"Is a triangle with two congruent sides and congruent base angles." is a description of which mathematical term?
What is the pressure generated by a mass of 3 kg placed on a the top of a cylindrical piston with a 7 cm diameter filled with gas?
Convert 18.5 psi into inches W.C.
What pressure is exerted at the base of a tank 6.5 meters high when filled with a liquid with a density of 1200kg/mยณ?
To move 50 C across two points. when the voltage is 5 V, how much energy is required?
What pressure is exerted at the base of a tank that is 6.7 meters high, with a liquid that has a density of 1200 kg/mยณ?
A mass of 5 kg is placed on top of a spring and that spring compresses 6 cm. What is it's spring rate?
A column of water at 4C, 6.5 meters in height exerts what amount of pressure?
In the WHMIS system, "Corrosive materials" is represented by which hazard class? Choose from the following answers.
60% of 54 is what?
"Energy" is a calculated quantity. Which of the formulas below would be used to calculate gravitational potential energy?
If a closed tank is pressurized to 17 psig and the pressure gauge at the bottom of the tank reads 34 psig, what head (in meters) of a liquid with a R.D. of 0.23 is contained in the tank
The MSDS for each controlled product must be:
What percentage of 35 is 21?
(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 signal circuits that are considered Class 1?
There are some terms that are associated with capacitors. Which of the terms below is defined as the permittivity of a given material relative to that of the permittivity of a vacuum.
There are many different parts to a parallel circuit. Which of the answers below corresponds correctly with the number "5" in the picture below?
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 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."?