4 questions Advanced

ECADEMY test

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 When is a thin film solar panel a better solution than a crystalline solar panel?
In cold conditions
In windy conditions
In cloudy conditions
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Question 2 of 4 Advanced

2 What do zinc anodes do?
They detect when water disappears
They help prevent corrosion in the motor
They ensure that the motor is cooledzinc anodes do?
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Question 3 of 4 Advanced

3 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

4 When should you use a sine wave filter?
With an external frequency drive connecting to a motor lower than 250VAC
With an external frequency drive connecting to a motor higher than 380VAC
Whenever you want
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Question 4 of 4 Advanced

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Correct
01.
Q: When is a thin film solar panel a better solution than a crystalline solar panel?
A: In cloudy conditions
Correct
02.
Q: What do zinc anodes do?
A: They help prevent corrosion in the motor
Correct
03.
Q: What is the purpose of a surge arrestor?
A: It protects against nearby lightning strikes and thunderstorms
Correct
04.
Q: When should you use a sine wave filter?
A: With an external frequency drive connecting to a motor higher than 380VAC
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