A randomized 100 question test from a pool of 1236 questions, good luck!
When servicing or troubleshooting a valve there are several steps that must be completed. In controlling hazardous energy, removing securing devices and any isolation points once work area is deemed safe, would be which of the steps below?
There are several terms which relate to charging of a capacitor. Which of the terms below would apply to the voltage when the capacitor gets to 5τ?
There are several different types of layout tools used in industry. Which of the tools below best represents the following picture?
Solve for x: (3)(5)+9=x
The sliding Vernier calipers are a widely used measuring device. Which of the parts below best relates to "3"?
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
(310104b)There are several connection methods available for valve installation. Which of the connection methods below would be referred to as a "Van Stone" flange connection?
(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??
(310105i) The reaction a solid has to an external force that is applied to it can be measured. Which of the units below corresponds to "Strain" measurement?
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."?
There are several properties to a circuit. Which of the terms below best defines the opposition to a change in current?
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?
If a closed tank is pressurized to 15 psig and the pressure gauge at the bottom of the tank reads 36 psig, what head (in meters) of a liquid with a R.D. of 0.45 is contained in the tank
(310105d) Hp is a common term seen to rate power. Which of the answers below reflects the conversion of 278 hp to watts?
Gauge pressure is calculated by?
"The distance around the outside edge of a two-dimensional shape." is the definition of which mathematical term?
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?
There are several terms that are used to describe the features of a particular thread type. Which of the answers below would best describe the "³⁄₁₆" in the bolt designation ³⁄₁₆-12 UNF x 6?
The relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 100 °C?
Valves require several different styles of physical lock out device. Which of the styles below correctly identifies the device in the following picture?
"An angle of 90°" is a description of which mathematical term?
Calculating absolute pressure is achieved by?
There are 5 separate classifications in the WHIMIS system. Which of the following classifications is responsible for compressed gases?
In a simple circuit, if E=4 V and R=1.75 ohms, what is the current of the circuit?
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 visual indicator only?
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?
(310103d) There are several different designs of regulator. The setpoint in a spring-loaded regulator is controlled by which of the answers below?
"Is done when a force that is applied to an object and moves that object." is a description of which mathematical term?
For every gas law there is a corresponding equation. Which of the gas laws below is represented by the equation "V₁n₂=V₂n₁"?
When servicing or troubleshooting a valve there are several steps that must be completed. In controlling hazardous energy, isolating all sources of energy to the work area would be which of the steps below?
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
There are numerous types and styles of valves in industry. Which of the actuators below best represents the following picture?
From the information given in the diagram below, what is the total resistance if R1= 3 ohms, R2= 5 ohms, R3= 7 ohms, R4= 6 ohms and the battery produces 24 V?
What is the area of a rectangles with sides measuring 15.5 cm, and 12.6 cm?
Worker education is the responsibility of the:
8 coulomb of charge requires how many electrons?
A car traveling west has an initial speed of zero, and accelerates at a rate of 4 m/s² for 6 seconds. What is the displacement of the car?
State ⁴⁷⁸⁄₉₈ as a mixed fraction.
Choose the answer below that has the words in order to correctly fill in the blanks. "A per unit volume of free electrons that is _______, offers ______ resistance to current"
(310104d) Valve positioners provide several advantages over standard valves. Which of the advantages below would best relate to the flexibility of operating modes?
"_________ is an injury caused by freezing of the skin and underlying tissues. First your skin becomes very cold and red, then numb, hard and pale." Use the answers provided to fill in the blank.
"An adjustment that progressively increases or decreases reading over the scale, but does not change the base point" is the definition of which adjustment?
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?
(310105d) Hp is a common term seen to rate power. Which of the answers below reflects the amount of work done in 15 mins by a 45 hp motor?
(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??
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?
there are numerous pieces of rigging equipment. Which of the answers below correctly identifies the item in the picture that follows?
"Is the change in velocity divided by the elapsed time for the change to be completed." is the description of which mathematical term?
Proper choices need to be made with the mounting of instruments. Which of the answers below would be a disadvantage of a instrument stand that has a cable mount?
Modification of certain safety enclosures by mechanical means is allowed in certain conditions. Which of the answers below would describe the conditions is required for modification to an explosion-proof enclosure?
Which of the electrical terms below can be best described as one that "internally converts stored chemical energy into electrical potential energy."
Convert the following quantities to the units asked for: 1.75 hours to minutes.
Determine the volume of a tank in meters cubed, with the dimensions of 2.56 m, by 4.36 m, by 1.30 m
Ladders have specific designs for specific applications. Which of the answers below correctly identifies the ladder in the following picture?
If heat is added to a metal, does it expand?
The relationship between the 4 temperature scales is very important to understand. Which of the answers below correctly corresponds to 0 K?
(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, prior to any work, the administrative procedures to be in place?
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 5 separate classifications in the WHIMIS system. Which of those classifications is correctly represented by the following symbol?
Materials with four electrons in their valence shell are considered what?
Convert ⅘ to a decimal.
What is the SI unit of pressure?
A column of water at 4C, 6.5 meters in height exerts what amount of pressure?
In the figure below, R1= 10 ohms, R2=6 ohms, and R3=4 ohms, with the battery producing 40 V, what is the power delivered by the battery?
(310102c) Resistors are commonly rated in 3 distinct ways. Which of the answers below would best relate a "ppwer" rating?
A mass of 7 kg is placed on top of a spring and that spring compresses 8 cm. What is it's spring rate?
There are several varieties of manufactured resistors. Which of the answers below is generally regarded as the most common resistor?
A change in dielectric material in a capacitor, will change it's capacitance. Which of the dielectric materials below has the least capacitance?
State the number 7.428 using scientific notation and round the answers to three significant digits.
Solve for x: 45-200÷10=x
The sliding Vernier calipers are a widely used measuring device. Which of the parts below best relates to "5"?
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 0-15.5 meters. What is the fluid level if the transmitter signal is 78 kPa
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.
There are several parts to a drill bit. Which of the terms below best represents the part of a drill bit that is used to cut into materials?
Interpretation and use of correct installation standards is vital to the success of an instrument technician. Which of the associations below have set out the standards that must be followed?
When dealing with pressure measurements, there are several vital terms that are used. Which of the terms below would best be described as a measure of how much matter is in an object?
(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?
What is the pressure generated by a mass of 2 kg placed on a the top of a cylindrical piston with a 5 cm diameter filled with gas?
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?
Isolating process lines with a physical barrier is one of the steps for safe field servicing of a control valve. Which of the blank types below would best be described a physical barrier at the open end of a process pipe?
Which of the terms below is best described by the following statement, "Defines the direction of current flow in an electrical circuit."?
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?
Calculate 4/7 + 2/5, and state answer as a proper or mixed fraction
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?
"The heat required to raise the temperature of the unit mass of a given substance by a given amount with no change in it's phase:, is a description of which physics term?
The sliding Vernier calipers are a widely used measuring device. Which of the parts below best relates to "4"?
In what kind of circuit would all of the applied voltage appear across an open circuit?
What is the area of the cylinder that has a mass of 4 kg placed on it creating 98321 Pa of pressure?
The Si unit for measuring force is the Newton. Which of the answers below correctly states the proper formula to calculate this unit?
When taking measurements, there are several terms that are commonly used. Which of the terms below is best described as the difference between the highest and lowest error values
All objects have mass which is affected by gravity. Which of the answers below represents the USCS approximate value for acceleration due to gravity?
Determine the voltage V(ab) with R1=70k ohms, R2= 100k ohms and R3= 360K ohms, with a current of 0.754 mA
Alternating current is bi-directional.
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?
Alloy steels are very common in industry. Which of the types of alloy steel would "Austenitic" piping be?
When an atom loses an electron, it is commonly referred to as which of the below?
There is a measured rate of capacitor charging. Which of the terms below best relates to this concept?
(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?
(310102m) There are numerous electrical terms relating to specific components. Which of the terms below can be best described as the the process of expending the accumulated energy in a capacitor?