Question 1 of 4
Basic

Which of the following parameters is determined by the amount of water to be applied during the peak period?

Question 2 of 4
Basic

How many hours will a correctly sized pump run a day to meet the demand?

Question 3 of 4
Basic

Which of the following options is true about a centrifugal pump?

Question 4 of 4
Basic

How do we calculate head requirement from the pump?

Question 4 of 4
Basic

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1: Which of the following parameters is determined by the amount of water to be applied during the peak period?
The efficiency of the pump
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1: Which of the following parameters is determined by the amount of water to be applied during the peak period?
The friction loss in the irrigation system
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1: Which of the following parameters is determined by the amount of water to be applied during the peak period?
The minimum size of the pump
2: How many hours will a correctly sized pump run a day to meet the demand?
8 hours
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2: How many hours will a correctly sized pump run a day to meet the demand?
12-18 hours
2: How many hours will a correctly sized pump run a day to meet the demand?
24 hours
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3: Which of the following options is true about a centrifugal pump?
If the pump is pumping at a lower flow, it delivers a higher head.
3: Which of the following options is true about a centrifugal pump?
If the pump is pumping at a lower flow, it delivers a lower head.
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3: Which of the following options is true about a centrifugal pump?
If the pump is pumping at a higher flow, it delivers a higher head.
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4: How do we calculate head requirement from the pump?
Suction lift + static water level + drawdown in the well + pressure head of the application device + friction loss in the pipes
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4: How do we calculate head requirement from the pump?
Elevation lift + static water level + drawdown in the well + pressure head of the application device + friction loss in the pipes
4: How do we calculate head requirement from the pump?
Elevation lift + static water level + drawdown in the well + pressure head of the application device - friction loss in the pipes
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