Tardigrade - CET NEET JEE Exam App
© 2022 Tardigrade®. All rights reserved Your browser is no longer supported. Update it to get the best YouTube experience and our latest features. Learn more Get Instant Solutions When in doubt download our app. Now available Google Play Store- Doubts App Download NowText Solution `1 : 1` `1 : 8` `2 : 1` `8 : 1` Answer : B Solution : Rate of heat flow `= R = dQ//dt = KA (T_(1) - T_(2)//lR prop A//l, R prop D^(2)//l, R_(1)//R_(2) = (D_(1)^(2)//D_(2)^(2))xx (l_(2)//l_(1))` <br> `R_(1)//R_(2) = (1//4) xx (1//2) = 1//8` |