Question

why do the school bag have broad shoulder straps ? ​

Answer 1

Answer:

Shoulder bags are provided with broad straps so as to increase the surface area on which the force is acting. By doing so, the pressure decreases. As P = FORCE / AREA If the bags were provided with thin straps, the pressure would have increased causing pain in shoulders.

Explanation:

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Answer 2

Broad shoulder straps provide larger surface area. So, the pressure exerted by the bag on the shoulder is less and carrying the bad is easier.

~MSD

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