Question 1 of 4
Intermediate

Incorrectly sized and selected pumps in rainwater harvesting systems can increase energy consumption by up to how much?

Question 2 of 4
Intermediate

Which of the following is not a common cause of insufficient water pressure in rainwater harvesting system pumps?

Question 3 of 4
Intermediate

What is the purpose of household rainwater harvesting?

Question 4 of 4
Intermediate

Which of the following is not a typical method used in rainwater harvesting systems?

Question 4 of 4
Intermediate

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1: Incorrectly sized and selected pumps in rainwater harvesting systems can increase energy consumption by up to how much?
20%
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1: Incorrectly sized and selected pumps in rainwater harvesting systems can increase energy consumption by up to how much?
40%
1: Incorrectly sized and selected pumps in rainwater harvesting systems can increase energy consumption by up to how much?
60%
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2: Which of the following is not a common cause of insufficient water pressure in rainwater harvesting system pumps?
Incorrect pipe dimensioning
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2: Which of the following is not a common cause of insufficient water pressure in rainwater harvesting system pumps?
Poor pump control
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2: Which of the following is not a common cause of insufficient water pressure in rainwater harvesting system pumps?
Oversized pump
3: What is the purpose of household rainwater harvesting?
To collect and reuse rainwater in domestic applications like flushing toilets, watering gardens or washsing clothes.
3: What is the purpose of household rainwater harvesting?
To collect and reuse rainwater in domestic applications like drinking water and showering.
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3: What is the purpose of household rainwater harvesting?
To collect and reuse rainwater in commercial applications like fire spinkler systems.
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4: Which of the following is not a typical method used in rainwater harvesting systems?
Water is collected in a storage tank and pumped directly to points of use
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4: Which of the following is not a typical method used in rainwater harvesting systems?
Water is collected in a storage tank and fed by gravity to points of use
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4: Which of the following is not a typical method used in rainwater harvesting systems?
Water is collected from the roof guttering and pumped directly down to the points of use.