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When do you say that energy transformation has taken place in an electric fan?

A. When it is plugged to the outlet and its blade has rotated.

B. When its blade rotated without plugging it to the outlet

C. When the blade did not rotate after plugging it to the outlet

D. When it is plugged to the outlet and the blades did not rotate. ​


Sagot :

Answer:

A

Explanation:

because the electricity powers the dynamo inside the fan making the blades of the fan rotate

Answer:

A. When it is plugged to the outlet and its blade has rotated.

Explanation:

The fan converts electric energy into kinetic energy that does work, and it converts some electric energy into heat.)