Question

which form of energy we used for opening and closing the door


can anyone tell me... please ​

Answer 1

Answer:

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Electrical energy / Muscular energy

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Explanation:

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Electric power is the basic and important requirement of the world so there must be a system that converts free energy into electrical energy. This idea basically helps to conserve the muscular energy which is wasted while opening and closing. In this, the angular movement of the door is converted into rotary motion.

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Hope my answer helps...

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Answer 2

electrical energy will generate while we open or close the door