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1: What determines the minimum flow of a pump?

The amount of water that needs to be applied to the crops during peak periods.

1: What determines the minimum flow of a pump?

The type of soil in the field.

1: What determines the minimum flow of a pump?

The cost of power for the pump.

2: 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.

2: 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.

2: 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.

3: What are the two factors that should be ensured when the total head for a ground water pump is calculated?

There is no elevation lift and the drawdown has to be added to the suction lift.

3: What are the two factors that should be ensured when the total head for a ground water pump is calculated?

There is no suction lift. Instead there is static water table and the drawdown has to be added to the elevation lift.

3: What are the two factors that should be ensured when the total head for a ground water pump is calculated?

There is no suction lift and the drawdown has to be deducted from the elevation lift.

4: What is the limit of sand in well water as recommended by US EPA and National Water Works Association for flood irrigation?

10ppm

4: What is the limit of sand in well water as recommended by US EPA and National Water Works Association for flood irrigation?

15ppm

4: What is the limit of sand in well water as recommended by US EPA and National Water Works Association for flood irrigation?

20ppm