6 questions Basic

ECADEMY test

Pump sizing

This course test contains 6 questions and can be retaken at any time.

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Question 1 of 6 Basic

1 What is the limit of sand in well water as recommended by US EPA and National Water Works Association?

Question 2 of 6 Basic

2 Identify the factors that are not considered for calculating the total pump head requirements?

Question 6 of 6 Basic

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Correct
Q: What is the limit of sand in well water as recommended by US EPA and National Water Works Association?
A: 15ppm
Correct
Q: Identify the factors that are not considered for calculating the total pump head requirements?
A: Pump flow
Correct
Q: Identify which of the following sentences are true:
A: The drawdown is the difference between the static and the dynamic water level.
Correct
Q: What determines the minimum flow of a pump?
A: The amount of water that needs to be applied to the crops during peak periods.
Correct
Q: Which of the following options is true about a centrifugal pump?
A: If the pump is pumping at a lower flow, it delivers a higher head.
Correct
Q: How do we calculate head requirement from the pump?
A: Elevation lift + static water level + drawdown in the well + pressure head of the application device + friction loss in the pipes