Author Question: Which of the following control valves cannot provide for variable positions over a range of 0 to ... (Read 32 times)

Coya19@aol.com

  • Hero Member
  • *****
  • Posts: 601
Which of the following control valves cannot provide for variable positions over a range of 0 to 100?
 
  A) Pneumatic-assisted valve B) Motor driven value
  C) Proportional valve D) Solenoid valve

Question 2

Which of the following is not a control device used on the output side of a process?
 
  A) Heating element
  B) Valve
  C) Pyrometer
  D) Actuator
  E) Solenoid



abctaiwan

  • Sr. Member
  • ****
  • Posts: 355
Answer to Question 1

D

Answer to Question 2

C



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.

Did you know?

The most common treatment options for addiction include psychotherapy, support groups, and individual counseling.

Did you know?

Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.

Did you know?

A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.

Did you know?

The first successful kidney transplant was performed in 1954 and occurred in Boston. A kidney from an identical twin was transplanted into his dying brother's body and was not rejected because it did not appear foreign to his body.

For a complete list of videos, visit our video library