The Length Of Radius Of Spherical Gas Balloon Increases From 7 Cm To 21 Cm As Air Is Being Pumped Into It Let Us Find The Ratio Of Surface Area Of The Balloon In Two Cases. - ConceptEra

<iframe src="https://www.googletagmanager.com/ns.html?id=GTM-5L2RTLHB" height="0" width="0" style="display:none;visibility:hidden"></iframe>

Question

The length of radius of spherical gas balloon increases from 7 cm to 21 cm as air is being pumped into it let us find the ratio of surface area of the balloon in two cases.

Solution

Share this solution

Related Question

Q- If the cost of making a leather ball is ₹ 431.20 at 17.50 per square cm, let us write by calculating the length of diameter of the ball.

Chapter: Sphere

View Answer

Q- If the length of radius of a sphere is 10.5 cm, let us write by calculating the whole surface area of the sphere.

Chapter: Sphere

View Answer

Q- 127 2/7 sq cm of sheet is required to make a hemispherical bowl. Let us write by calculating the length of diameter of the forepart of the bowl.

Chapter: Sphere

View Answer

ConceptEra: The Learning App for WBBSE Students

Attend classes, ask doubts, give mock tests, and much more from the comfort of your home

Download The App

[email protected]

+91 70442 89520

The Learning Platform For WBBSE Students

Quick Links

News Letter

Subscribe to our newsletter to get important news and updates

© Copyright 2022 ConceptEra | All Right Reserved