Question:
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](https://media.kunduz.com/media/sug-question-candidate/20210922045933272964-2256870.jpg?h=512)
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