Chemistry, asked by MisbaSiddiqui040225, 9 months ago

Why is rotation of fan a periodic change?Give reasons.​

Answers

Answered by areejhunzla14
14

Rotation of fan involves the movement of the blade, takes place at a fixed speed This movement is repeated after definite interval, hence the rotation of fan is a periodic change.

Answered by greathishanth
4

becaiuse wings if fan again comes to same point of after same intervals

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