6 questions Intermediate

ECADEMY test

Monitoring and controls

This course test contains 6 questions and can be retaken at any time.

You must answer all questions correctly to pass the test and complete the course.

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Question 1 of 6 Intermediate

1 A VFD is a device used to change the frequency of the alternating:

Question 2 of 6 Intermediate

2 Which of the following pump performance regulation approaches does not allow for manual nor automatic flow/pressure adjustments?

Question 5 of 6 Intermediate

5 To achieve high irrigation efficiency in all types of irrigation, it is important to be able to control the:

Question 6 of 6 Intermediate

6 A VFD provides soft start and soft stop that helps:

Question 6 of 6 Intermediate

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Correct
01.
Q: A VFD is a device used to change the frequency of the alternating:
A: Current
Correct
02.
Q: Which of the following pump performance regulation approaches does not allow for manual nor automatic flow/pressure adjustments?
A: Modifying impeller diameter
Correct
03.
Q: Which of the following statements is correct?
A: A VFD is typically used when there is more than one irrigation zone, and every zone has different water requirements.
Correct
04.
Q: In which of the following circumstances should a VFD be used?
A: If an irrigation system has more than one zone.
Correct
05.
Q: To achieve high irrigation efficiency in all types of irrigation, it is important to be able to control the:
A: Flow and pressure
Correct
06.
Q: A VFD provides soft start and soft stop that helps:
A: Eliminate risk of water hammer.