# Level Measurement Quiz

15 Questions | Total Attempts: 2694  Settings  Questions on what level is and how continuous level measurement differs from single-point level detection

Questions and Answers
• 1.
• A.

A. From the bottom of the container up to the surface

• B.

B. From the bottom of the container up to the top, then back down to the surface

• C.

C. From the top of the container down to the surface

• D.

D. From the bottom of the container to the zero point

• 2.
"The gauge on a tank provides an indication of level at all times. What category of level measurement would you say it represents?"
• A.

A. Resistive

• B.

B. Multipoint

• C.

C. Continuous

• D.

D. Conductive

• 3.
"An electrical probe is used to detect a high level in a container. What type of level measurement does the arrangement represent?"
• A.

A. Restrictive level measurement

• B.

B. Continuity level measurement

• C.

C. Single-point level detection

• D.

D. Nutating level detection

• 4.
"Which level measurement devices works on the principle that liquid levels equalize in containers that are connected together?"
• A.

A. Gauge glass

• B.

B. Float and tape

• C.

C. Conductivity probes

• D.

D. Bubbler system

• 5.
"Which type of measurement device is a plumb bob?"
• A.

A. Direct level measurement device

• B.

B. Direct flow measurement device

• C.

C. Indirect level measurement device

• D.

D. Turbulent flow measurement device

• 6.
"The gauge mounted at the bottom of a tank relies on hydrostatic pressure to provide a level indication. What type of level measurement device is it?"
• A.

A. Direct

• B.

B. Conductive

• C.

C. Indirect

• D.

D. Multipoint

• 7.
"Select all of the choices that describe what the level indication on the gauge in a bubbler system represents."
• A.

A. The flow rate through the system

• B.

B. The amount of air pressure needed to clear the pipe

• C.

C. The hydrostatic pressure of the liquid above the pipe opening

• D.

D. The temperature of the liquid in the tank

• 8.
"Select all of the statements that are true of the differential pressure cell on a tank."
• A.

A. It can measure level in a pressurized tank.

• B.

B. It uses a float and tape to measure level.

• C.

C. It measures the difference between two related pressures.

• D.

D. It is a direct level measurement device.

• 9.
"Which of these terms is defined as the position of the surface of a liquid or a solid above or below a fixed reference point?"
• A.

A. Pressure

• B.

B. Level

• C.

C. Volume

• D.

D. Zero point

• 10.
"Level measurement instruments may be designed for either continuous level measurement or what else?"
• A.

A. Restrictive level measurement

• B.

B. Continuity level measurement

• C.

C. Single-point level detection

• D.

D. Nutating level detection

• 11.
"Select the statement that best describes the operating principle on which the use of a gauge glass is based."
• A.

A. A gauge glass is controlled by the flow of pressurized air.

• B.

B. The level in a gauge glass is half that in a tank.

• C.

C. Liquid levels equalize in containers that are connected together.

• D.

D. Fluid flow in a gauge glass varies with the size of the orifice plate in the tank.

• 12.
"Which of these direct level measurement devices has a weight attached to the end of a reel of flexible measuring tape?"
• A.

A. Float and cable

• B.

B. Conductivity probe

• C.

C. Resistance tape

• D.

D. Plumb bob

• 13.
"Which physical factor does an indirect level measurement device use to provide a level indication?"
• A.

A. Hydrostatic pressure

• B.

B. Conductivity

• C.

C. Fluid volume

• D.

D. Turbulence

• 14.
"The pipe in a bubbler system is open at the bottom, but connected at the top to a pressure-sensitive gauge and what else?"
• A.

A. A similar tank

• B.

B. A suction device

• C.

C. A regulated air supply

• D.

D. An orifice plate

• 15.
"A D/P cell is connected by tubing to a pressurized tank containing a liquid. Which choice best describes the pressure that's exerted through the tubing that runs from the bottom of the tank to the D/P cell?"
• A.

A. Only the hydrostatic pressure of the liquid

• B.

B. Only the pressure added to the tank

• C.

C. Atmospheric pressure

• D.

D. Hydrostatic pressure and the pressure added to the tank

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