4 questions Advanced

ECADEMY test

23 - Solar pumping system accessories

This course test contains 4 questions and can be retaken at any time.

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Question 1 of 4 Advanced

1 What do zinc anodes do?
They detect when water disappears
They help prevent corrosion in the motor
They ensure that the motor is cooled
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Question 2 of 4 Advanced

2 How many cells does a typical solar panel consist of?
Between 36 and 72 panels
Between 48 and 96 panels
Between 24 and 48 panels
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Question 3 of 4 Advanced

3 What characterises VMP?
The voltage when solar panels are loaded optimally
The voltage when wires aren’t connected
The current when the wires are short-circuited
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Question 4 of 4 Advanced

4 What is the purpose of a surge arrestor?
It protects against nearby lightning strikes and thunderstorms
It allows you to safely disconnect the power for service
It prevents the motor from wearing out
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Question 4 of 4 Advanced

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Correct
Q: What do zinc anodes do?
A: They help prevent corrosion in the motor
Correct
Q: How many cells does a typical solar panel consist of?
A: Between 36 and 72 panels
Correct
Q: What characterises VMP?
A: The voltage when solar panels are loaded optimally
Correct
Q: What is the purpose of a surge arrestor?
A: It protects against nearby lightning strikes and thunderstorms
Continue training Go to MyECADEMY
Retake test Continue training