6 questions Basic

ECADEMY test

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

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

Question 2 of 6 Basic

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

Question 5 of 6 Basic

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

Question 6 of 6 Basic

6 What can you add to a pump to prevent it from dry-running?

Question 6 of 6 Basic

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Correct
01.
Q: What happens if you double both the pump’s flow and the head?
A: The energy usage is quadrupled
Correct
02.
Q: Does it create a noise inside the pump when vapourised water molecules implode?
A: Yes
Correct
03.
Q: What does friction loss refer to?
A: Contact between the moving liquid and its enclosure
Correct
04.
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
05.
Q: If a pump’s head is 20 metres, how high can the pump lift the water?
A: 20m
Correct
06.
Q: What can you add to a pump to prevent it from dry-running?
A: A float switch