Ncert exemplar solutions
Our top 5% students will be awarded a special scholarship to Lido.

Gravitation | Gravitation - Exercise

Question 14

A girl stands on a box having 60 cm length, 40 cm breadth, and 20 cm width in three ways. In which of the following cases, the pressure exerted by the brick will be

(a) maximum when length and breadth form the base

(b) maximum when breadth and width form the base

(c) maximum when width and length form the base

(d) the same in all the above three cases

Looking to do well in your science exam ?  
Learn from an expert tutor. Book a free class!

The answer is (b) maximum when breadth and width form the base

Explanation:

The surface area and pressure are inversely proportional. Pressure will be maximum when the surface area is minimum hence the answer is maximum when breadth and width form the base.

Set your child up for success with Lido, book a class today!

Our top 5% students will be awarded a special scholarship to Lido.

subject-cta

Question 14

A girl stands on a box having 60 cm length, 40 cm breadth, and 20 cm width in three ways. In which of the following cases, the pressure exerted by the brick will be

(a) maximum when length and breadth form the base

(b) maximum when breadth and width form the base

(c) maximum when width and length form the base

(d) the same in all the above three cases

Looking to do well in your science exam ? Learn from an expert tutor. Book a free class!

The answer is (b) maximum when breadth and width form the base

Explanation:

The surface area and pressure are inversely proportional. Pressure will be maximum when the surface area is minimum hence the answer is maximum when breadth and width form the base.

Our top 5% students will be awarded a special scholarship to Lido.

subject-cta
Connect with us on social media!
2021 © Quality Tutorials Pvt Ltd All rights reserved
`