A 2 cm thick slab of commercial thermocole, 100 cm2 in cross-section and having thermal conductivity 2 x 10-4 cal sec-1 cm-1 (Co)-1 has insulating regions differing by 100°C.The quantity of heat flowing through it in a day will be:

see full answer

21% of IItians & 23% of AIIMS delhi doctors are from Sri Chaitanya institute !!

An Intiative by Sri Chaitanya

20.4 kcal

43.2 kcal

86.4 kcal

63.6 kcal

answer is C.

(Unlock A.I Detailed Solution for FREE)

Ready to Test Your Skills?

Check your Performance Today with our Free Mock Test used by Toppers!

Take Free Test

Detailed Solution

Use dQdt=KA(T1-T2)l

Watch 3-min video & get full concept clarity