Question

Why is it difficult to hold a school
bag hawing a strap made of a thin
and strong string?​

Answer 1

Answer:

It is difficult to hold a school bag having a thin strap because the pressure on the shoulders is quite large. This is because the pressure is inversely proportional to the surface area on which the force acts.

Step-by-step explanation:

Answer 2

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Why is it difficult to hold a school bag having a strap made of a thin and strong string?

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It is difficult to hold a school bag having a thin strap because the pressure on the shoulders is quite large. ... The smaller is the surface area; the larger will be the pressure on the surface.