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4 questions Advanced
ECADEMY test
23 - Solar pumping system accessories
This course test contains 4 questions and can be retaken at any time.
You must answer all questions correctly to pass the test and complete the course.
Question 1 of 4 Advanced
1
What do zinc anodes do?
Question 2 of 4 Advanced
2
How many cells does a typical solar panel consist of?
Question 3 of 4 Advanced
3
What characterises VMP?
Question 4 of 4 Advanced
4
What is the purpose of a surge arrestor?
Question 4 of 4 Advanced
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Q: What do zinc anodes do?
A: They detect when water disappears
Q: What do zinc anodes do?
A: They help prevent corrosion in the motor
Q: What do zinc anodes do?
A: They ensure that the motor is cooled
Q: How many cells does a typical solar panel consist of?
A: Between 36 and 72 panels
Q: How many cells does a typical solar panel consist of?
A: Between 48 and 96 panels
Q: How many cells does a typical solar panel consist of?
A: Between 24 and 48 panels
Q: What characterises VMP?
A: The voltage when solar panels are loaded optimally
Q: What characterises VMP?
A: The voltage when wires aren’t connected
Q: What characterises VMP?
A: The current when the wires are short-circuited
Q: What is the purpose of a surge arrestor?
A: It protects against nearby lightning strikes and thunderstorms
Q: What is the purpose of a surge arrestor?
A: It allows you to safely disconnect the power for service
Q: What is the purpose of a surge arrestor?
A: It prevents the motor from wearing out