6 questions Basic

ECADEMY test

75 - The Extended Basic Hydraulic Principles Course

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 Basic

What happens if you double both the pump’s flow and the head?

Question 4 of 6 Basic

Does it create a noise inside the pump when vaporised water molecules implode?

Question 5 of 6 Basic

Which of the following is NOT a way to reduce friction losses?

Question 6 of 6 Basic

If a pump’s head is 20 metres, how high can the pump lift the water?

Question 6 of 6 Basic

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Correct
Q: What happens if you double both the pump’s flow and the head?
A: The energy usage is quadrupled
Correct
Q: What can you add to a pump to prevent it from dry-running?
A: A float switch
Correct
Q: Why is it an advantage to mount your pump to a fixed base?
A: It helps to keep it steady in bad weather
Correct
Q: Does it create a noise inside the pump when vaporised water molecules implode?
A: Yes
Correct
Q: Which of the following is NOT a way to reduce friction losses?
A: Lower the pump inlet
Correct
Q: If a pump’s head is 20 metres, how high can the pump lift the water?
A: 20m