A randomized 100 question test from a pool of 1236 questions, good luck!
In the SI system, the unit for time is?
Which of the electrical terms below can be best described as one that "internally converts stored chemical energy into electrical potential energy."
(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?
A fire is burning in a pile of weathered, oily blankets. Which of the following extinguishers should you use to fight this fire?
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?
Which valve is used for corrosive slurries?
In a simple circuit, if E=4 V and R=2 ohms, what is the current of the circuit?
"This physical factor within the environment that harms the musculoskeletal system." This statement best describes which of the hazard groups below?
14.696 psia is equal to?
The result of a _______ actuator is installed with a ________ valve will be normally closed, fail open
If a closed tank is pressurized to 121.345 kPa and the pressure gauge at the bottom of the tank reads 175.456 kPa, what head (in feet) of a liquid with a R.D. of 0.56 is contained in the tan
The construction of batteries effects their performance. Which of the answers below would be the result of adding plate mass?
Many electrical properties have specific symbols attached to them. Which of the symbols below would be the correct for inductance?
A moment balance negative feedback system is a force balance system?
"This piece of legislation came into effect in 1915. This act deals primarily with compensation, medical aid and rehabilitation of a worker due to a job-related injury." Which of the answers below is best described by this statement?
The CEC generates a dust grouping based on the potential combustion, and results of combustion of each type. Which of the groups below would metallic, hazardous dust belong to?
The volume of a sphere is calculated with which correct equation?
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 "0.036" refer to?
Reduce ³⁴⁰⁄₄₀ and state as a proper or mixed fraction.
there are numerous pieces of rigging equipment. Which of the answers below correctly identifies the item in the picture that follows?
A change in dielectric material in a capacitor, will change it's capacitance. Which of the dielectric materials below has the least capacitance?
(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 it with a smaller one in a simple circuit?
Valves require several different styles of physical lock out device. Which of the styles below correctly identifies the device in the following picture?
The symbol for a amperes is which of the below?
"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?
There are several common precision measurement tools available in industry. Which of the answers below best represents the tool pictured below?
There are several vital components to a static pressure mechanism in a chart recorder. Which of the components below would be used as a span adjust?
There are a number of factors determining the resistance to current of a material. Which one of the terms below would be best described as "A greater amount of free electrons reside in a conductor of greater diameter per linear unit."
By the early 1800's, there had been several gas laws discovered. Which of those laws below is best described as "the pressure of a given mass of gas varies directly with the absolute temperature of the gas, when the volume is kept constant."?
What is the density of water?
What is usually referred to when loading an ammeter?
(310103d) Regulators deal with a consistent pressure reduction. Which category of regulator is pictured below?
There are several methods to routing and protecting cable, tubing, and insulated impulse lines. Which of the methods below would be best to run tubing to location?
A 3 kg mass is placed on a 4 cm diameter diaphragm, what is the pressure on the air under the diaphragm?
Convert 0.875 to a fraction.
The relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 0 K?
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?
There are several terms that are used specifically with flammable gases and liquids. Which of the terms below is best described as the temperature at which a particular organic compound gives off sufficient vapor to ignite in air?
The Si unit for measuring force is the Newton. Which of the answers below correctly states the proper formula to calculate this unit?
Convert 16.5 psi into kPa
Most electrical properties have an equation linked to them. In the equation L= (N²μA)÷ƪ, which of the answers below does the "ƪ" represent?
Convert ⅘ to a decimal.
How many coulombs of charge pass though a given point in 1 second, if the current is 16mA
There are many different types and styles of tubing in industry, but they can all be grouped into categories. Which of the answers below best represents all of the categories of tubing?
What is the smallest charged particle?
"Any quantity with both a magnitude and a direction, such as velocity." is a description of which mathematical term?
If it were necessary to operate an 50-300 kPa valve actuator, but you had a 20-80 kPa control signal, the relay used would be?
Which of the terms below is best described by the statement, "Current flows from the positive terminal to the negative"?
To solder a joint, there are steps that need to be followed to succeed. Which of the steps below would involve affixing the work to be done to ensure it doesn't move while working on it?
The perimeter of a Triangle is calculated with which correct equation?
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?
(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?
In fluid mechanics, there is always a loss in pressure due to several factors. Which of the factors below would most affect this loss in pressure?
There are many different types of alloy steels, each with specific properties. Which of the elements below would have the effect of increasing erosion and wearing down resistance?
There are several different ways to apply force to an actuator. Which one of the methods below would a scotch yoke actuator use for operation?
Stress affects metals in several different ways. Which of the answers below would best be described as the permanent deformation at a slow rate?
(310102g) Energy can transition between various forms. Which of the terms below can be best described as the percentage of total energy input to a machine or equipment that is consumed in useful work and not wasted as useless heat?
Covert 6 ¹¹⁄₁₃ to an improper fraction.
(310103d) There are several essential components to a pressure regulator. Which of the components below would be used as a loading element?
(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?
The symbol for resistance is which of the below?
In fluid mechanics, there is always a loss in pressure due to several factors. Which of the factors below would most affect this loss in pressure?
convert 4 ⁴⁄₁₁ to an improper fraction.
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?
Each one of the installations of purge/pressurization has its own requirements for additional equipment. Which of the installations below would also require a low purge gas pressure audible alarm, fuse and an interlock?
In the contract of apprenticeship, there are several responsibilities that all parties have. Which of the parties below would have the responsibility to complete acceptance and release cards are properly filled out and submitted to the proper authority?
For every gas law there is a corresponding equation. Which of the gas laws below is represented by the equation "PV=nRT"?
The outermost shell of an atom is called the valence shell.
An I/P transducer is a positioner.
There are several varieties of manufactured resistors. Which of the answers below is generally regarded as the most common resistor?
The sliding Vernier calipers are a widely used measuring device. Which of the parts below best relates to "5"?
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?
From the information given in the diagram below, what is the current flowing on branch R3?
"A two ratios that are equal in an equation." is a description of which mathematical term?
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."?
The time constant for a charging capacitor is a measurable quantity. Which of the answers below represents the correct formula to use for this calculation?
Calculate 4/7 + 2/5, and state answer as a proper or mixed fraction
Convert ¹⁸⁄₅ to a decimal.
(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?
Factors affecting induced voltage include:
The methods to mount an instrument are as varied as the instruments themselves. Which of the mounting methods below would capillary or impulse line to the instrument be used?
The categories of workplace hazards have been broken down to _____ main areas. Using the answers below fill in the blank.
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 mass of 6 kg is placed on top of a spring and that spring compresses 7 cm. What is it's spring rate?
In the WHMIS system, the two types of labels that are the most commonly used are? Use the answers provided.
If the total error is 1.4 and the dead band error is is 0.6, what is the hysteresis value?
(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?
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."?
By the early 1800's, there had been several gas laws discovered. Which of those laws below is best described as "the relationship between the volume and temperature in a fixed mass of gas."?
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 of the terms below is the best definition by the statement, "An electric current in which the flow reverses consistently."?
There are several different types of hammers used in industry. Which of the hammers below best represents the following picture?
In the SI system, the unit for length is?
(310104d) Valve positioners provide several advantages over standard valves. Which of the advantages below would best relate to the addition or release of air from the actuator to achieve proper plug placement?
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
Of the methods to render a container safe for hotwork, which of the following is the most common and most effective?
State the number 0.003402 using decimal notation and round the answers to three significant digits.
"A particular material or class of materials, that is a hazardous substance in workplace air, has an upper limit on the acceptable concentrations." This statement best describes which of the following answers?
With the proper formula "Work" is a measurable quantity. Which answer below represents the part of that equation that is measured in "meters"?
There are many different parts to a parallel circuit. Which of the answers below corresponds correctly with the number "3" in the picture below?
