Science, asked by ramakantparasha2713, 10 months ago

How+do+electric+switches+help+us+operate+electrical+appliances?+

Answers

Answered by amankrishana024

Answer:

by giving and cutting power supplies.

Explanation:

when we on switch its circuit became close

and when we off it it's circuit becames open

Answered by Anonymous

Answer:

the pinhole camera is a simple application of the property of light or any movie along a straight line we can make a simple pinhole camera by taking a cylindrical or rectangular box

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