Why is it difficult to hold a school bag having a strap made of a thin and strong string?
Q. Why is it difficult to hold a school bag having a strap made of a thin and strong string?
Ans. The pressure exerted by an object depends inversely upon its area of cross-section. A thin strap has a small area, therefore, it exerts a large pressure on the hand. This makes it difficult to hold.
Follow on Facebook page – Click Here
Google News join in – Click Here
Read More Asia News – Click Here
Read More Sports News – Click Here
Read More Crypto News – Click Here