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

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

Question 2 of 6 Basic

Which measuring unit is flow typically measured in?

Question 3 of 6 Basic

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

Question 4 of 6 Basic

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

Question 5 of 6 Basic

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

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

Submit your current answers and get the final test result.

# Test results

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Q: Which of the following is NOT a way to reduce friction losses?
A: Reduce the flow
02: Lower the pump inlet
03: Increase the pipe size
Q: Which of the following is NOT a way to reduce friction losses?
A: Lower the pump inlet
Q: Which of the following is NOT a way to reduce friction losses?
A: Increase the pipe size
01: Reduce the flow
02: Lower the pump inlet
03: Increase the pipe size Your answer
Q: Which measuring unit is flow typically measured in?
A: m2
02: l/min
03: m3/h
Q: Which measuring unit is flow typically measured in?
A: l/min
01: m2
03: m3/h
Q: Which measuring unit is flow typically measured in?
A: m3/h
Q: Does it create a noise inside the pump when vapourised water molecules implode?
A: No
02: Yes
Q: Does it create a noise inside the pump when vapourised water molecules implode?
A: Yes
Q: What happens if you double both the pump’s flow and the head?
A: The energy usage remains the same
01: The energy usage remains the same Your answer
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
02: The energy usage is doubled Your answer
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 can you add to a pump to prevent it from dry-running?
A: A float switch
Q: What can you add to a pump to prevent it from dry-running?
A: A source of airflow
01: A float switch
02: A source of airflow Your answer
03: Nothing, you can only use pumps with built-in dry-running protection
Q: What can you add to a pump to prevent it from dry-running?
A: Nothing, you can only use pumps with built-in dry-running protection
01: A float switch
02: A source of airflow
03: Nothing, you can only use pumps with built-in dry-running protection Your answer
Q: If a pump’s head is 20 metres, how high can the pump lift the water?
A: 10m