Level Transmitters Questions 1

Which of the following is a distance measurement starting at the surface of a liquid and extending downward?

• Height

• Depth

• Volume

• Density

What is another name for outage?

• Innage

• Interage

• Distraction

• Ullage

Which of the following is the curved upper surface of a column of liquid?

• Innage

• Depth

• Ullage

• Meniscus

What happens to the volume of a liquid when the temperature increases?

• The volume causes extreme pressure.

• The volume decreases.

• The volume remains the same.

• The volume increases.

In what unit is liquid head pressure usually expressed?

• Inches of water column

• Inches of mercury

• Inches of gravity

• Inches of pressure

Which of the following is the most common indirect level measurement method?

• Local head pressure

• Linear head pressure

• Liquid head pressure

• Level head pressure

How much head pressure does ten feet of water exert?

• 4.33 psi

• 43.3 psi

• 433 psi

• 0.433 psi

Why are tubular glass gauges used less frequently?

• They are expensive.

• They are fragile.

• They are outdated.

• They are heavy.

Which type of flat glass level gauge must be rugged to prevent the material in the tank from draining out?

• Reflex level gauges

• Welded level gauges

• Transparent level gauges

• Float level gauges

What are metal tape gauges generally used to measure?

• Continuous level changes in a tank

• Specific gravity of a liquid

• The position of a float to a liquid level

• The difference in pressure between two liquids