Quiz: Lesson 1 - Types of Valves

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1. Quarter turn valves use linear motion to actuate.

True

False

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2. Full port ball valves are the best choice for throttling applications.

True

False

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3. Plug valves have no cavities where media can become trapped.

True

False

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4. Butterfly valves are fast acting on/off valves that fall into the linear category.

True

False

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5. Coaxial valves are linear valves that use a shuttle type obstructer that the media actually travels through.

True

False

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6. Which valve type does NOT use an electromagnetic coil for actuation?

A) Solenoid valve

B) Butterfly valve

C) Angle Seat valve

D) Globe valve

B, C, & D

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7. The best valve for fine flow control on smaller lines is:

Needle valve

Butterfly valve

Solenoid valve

Ball valve

None of the above

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8. “Quarter turn” refers to the fact that:

You can use an actual quarter to turn the valve

You pay a quarter for each time the valve gets turned

The valve rotates 180 degrees which is one quarter of a full rotation

The valve rotates 90 degrees which is one quarter of a full rotation

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9. For on/off applications, what fast acting valve type make the best substitute for a ball valve?

Solenoid valve

Angle seat valve

coaxial valve

Needle valve

Globe valve

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10. Which valve type causes the highest pressure drop?

Butterfly valve

Ball valve

Gate valve

Solenoid valve

Plug valve

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11. Please provide us with some contact information.

Name

Email Address