8 questions Basic

ECADEMY test

36 - Basic Principles and Pump Types

This course test contains 8 questions and can be retaken at any time.

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

Start test

Question 1 of 8 Basic

Are axial flow impellers used in closed pump designs?

Question 4 of 8 Basic

What kind of pumps would normally NOT have a radial flow impeller?

Question 5 of 8 Basic

Can centrifugal pumps be connected directly to an asynchronous motor?

Question 6 of 8 Basic

In a pump curve, head, power consumption, efficiency and NPSH are shown as a function of…

Question 7 of 8 Basic

What does ‘NPSH’ stand for in the NPSH-curve?

Question 8 of 8 Basic

How much of the world’s total volume of water is fresh water?

Question 8 of 8 Basic

Happy with your answers?

Submit your current answers and get the final test result.

Submit

Test results

Congratulations. You have passed the test and completed the 36 - Basic Principles and Pump Types

Achieved badges:

How would you rate this course?

You are welcome to add your rating of this course. Remember that you have to be logged in before you take the test to be able to give your rating.

Continue training Go to MyECADEMY

Sorry. You did not pass the 36 - Basic Principles and Pump Types test this time

How would you rate this course?

You are welcome to add your rating of this course. Remember that you have to be logged in before you take the test to be able to give your rating.

Correct
Q: Are axial flow impellers used in closed pump designs?
A: No
Correct
Q: What does QH curve show?
A: Head at a given flow
Correct
Q: What is a main disadvantage of a centrifugal pump?
A: They cannot create suction by themselves
Correct
Q: What kind of pumps would normally NOT have a radial flow impeller?
A: Sewage treatment pumps
Correct
Q: Can centrifugal pumps be connected directly to an asynchronous motor?
A: Yes
Correct
Q: In a pump curve, head, power consumption, efficiency and NPSH are shown as a function of…
A: Flow
Correct
Q: What does ‘NPSH’ stand for in the NPSH-curve?
A: Net positive suction head
Correct
Q: How much of the world’s total volume of water is fresh water?
A: 3.5%