Question 1 of 3
Basic

Why do hand pumps have a shorter lifespan compared to solar pumps?

Question 2 of 3
Basic

Which feature allows SQ Flex to convert solar panel DC power into pumping AC power?

Question 3 of 3
Basic

How many people worldwide lack access to safe water supplies?

Question 3 of 3
Basic

Happy with your answers?

Submit your current answers and get the final test result.

Test results

Congratulations. You have passed the test and completed the 100 - Introduction to Solar Water Pumping Systems
Sorry. You did not pass the 100 - Introduction to Solar Water Pumping Systems test this time
Achieved badges:
How would you rate this course?
1: Why do hand pumps have a shorter lifespan compared to solar pumps?
They have more moving parts that may break down.
1: Why do hand pumps have a shorter lifespan compared to solar pumps?
They are more expensive to manufacture.
You can find the answer here >
1: Why do hand pumps have a shorter lifespan compared to solar pumps?
They are not properly sealed to prevent contamination.
You can find the answer here >
2: Which feature allows SQ Flex to convert solar panel DC power into pumping AC power?
Variable frequency drive
2: Which feature allows SQ Flex to convert solar panel DC power into pumping AC power?
Motor protection
You can find the answer here >
2: Which feature allows SQ Flex to convert solar panel DC power into pumping AC power?
Dry-run sensor
You can find the answer here >
2: Which feature allows SQ Flex to convert solar panel DC power into pumping AC power?
External control boxes
You can find the answer here >
3: How many people worldwide lack access to safe water supplies?
27 million
You can find the answer here >
3: How many people worldwide lack access to safe water supplies?
155 million
You can find the answer here >
3: How many people worldwide lack access to safe water supplies?
884 million