Top 20 MCQs of Book 1

The area of top face of a book, in the shape of a square, is 225 cm^(2) . The thickness of the book is 5 cm. Find its volume.

There are three books on table A which has to be moved to table B. The order of the book on Table A was 1, 2, 3, with book 1 at the bottom. The order of the book on table B should be with book 2 on top and book 1 on bottom. Note that you can pick up the books in the order they have been arranged. You can’t remove the books from the middle of the stack. In how many minimum steps can we place the books on table B in the required order?

The ratio of 8 books to 20 books is

Recap of Books And Authors(किताबें और लेखक)|Books And Authors(किताबें और लेखक)|Recap of Important Books(महत्वपूर्ण किताबें)|Important Books(महत्वपूर्ण किताबें)|MCQ|Books By Chetan Bhagat (चेतन भगत की पुस्तकें )|OMR|Summary

You are reshelving books in a library. You lift a book from the floor to the top shelf. The kinetic energy of the book on the floor was zero and the kinetic energy of the book on the top shelf is zero, so no change occurs in the kinetic energy even though you did some work in lifting the books. Is the work-kinetic energy theorem violated?

14 books cost Rs 133, then find the cost of 20 books.