Fig 9 1 shows a bookshelf with two groups of books A and B

Last updated: 6/12/2023

Fig 9 1 shows a bookshelf with two groups of books A and B on it There are six books in each group of books All the books are identical The mass of each book is 0 52 kg 1 3 cm shelf 30 cm 21 cm group A of books 21 cm Fig 9 1 30 cm group B of books 1 3 cm i Explain why the pressure exerted on the shelf by the books in group B is less than the pressure exerted on the shelf by the books in group A