6 questions Basic

### 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.

Question 1 of 6 Basic

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

Question 2 of 6 Basic

What does friction loss refer to?

Question 3 of 6 Basic

What should you generally avoid excessive use of when working with pipework?

Question 4 of 6 Basic

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

Question 5 of 6 Basic

Why is it an advantage to mount your pump to a fixed base?

Question 6 of 6 Basic

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

Question 6 of 6 Basic

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Q: What happens if you double both the pump’s flow and the head?
A: The energy usage remains the same
02: The energy usage is doubled
03: The energy usage is quadrupled
Q: What happens if you double both the pump’s flow and the head?
A: The energy usage is doubled
01: The energy usage remains the same
03: The energy usage is quadrupled
Q: What happens if you double both the pump’s flow and the head?
A: The energy usage is quadrupled
Q: What does friction loss refer to?
A: A rapid decrease of flow and increase of pressure
01: A rapid decrease of flow and increase of pressure Your answer
02: The formation of air bubbles in the moving liquid
03: Contact between the moving liquid and its enclosure
Q: What does friction loss refer to?
A: The formation of air bubbles in the moving liquid
01: A rapid decrease of flow and increase of pressure
02: The formation of air bubbles in the moving liquid Your answer
03: Contact between the moving liquid and its enclosure
Q: What does friction loss refer to?
A: Contact between the moving liquid and its enclosure
Q: What should you generally avoid excessive use of when working with pipework?
A: Stainless steel material
02: Elbows and bends
03: Heating boxes
Q: What should you generally avoid excessive use of when working with pipework?
A: Elbows and bends
Q: What should you generally avoid excessive use of when working with pipework?
A: Heating boxes
01: Stainless steel material
02: Elbows and bends
Q: If a pump’s head is 20 metres, how high can the pump lift the water?
A: 10m
02: 20m
03: 30m
Q: If a pump’s head is 20 metres, how high can the pump lift the water?
A: 20m
Q: If a pump’s head is 20 metres, how high can the pump lift the water?
A: 30m
01: 10m
02: 20m
Q: Why is it an advantage to mount your pump to a fixed base?
A: A steady pump operates more efficiently
02: It makes it easier to measure the pump data