Two-hot-cubes-are-at-same-temperature-and-both-are-cooled-by-forced-convetion-the-cube-are-made-from-the-same-material-but-one-has-side-of-L-metre-and-other-one-2L-metre-which-cube-is-at-quicker-

Question Number 51148 by peter frank last updated on 24/Dec/18

T w o h o t c u b e s a r e a t s a m e

t e m p e r a t u r e a n d

b o t h a r e c o o l e d b y f o r c e d

c o n v e t i o n t h e c u b e a r e m a d e

f r o m t h e s a m e m a t e r i a l

b u t o n e h a s s i d e o f L m e t r e

a n d o t h e r o n e 2 L m e t r e .

w h i c h c u b e i s a t q u i c k e r

r a t e o f c o o l i n g

Answered by peter frank last updated on 25/Dec/18

Commented by peter frank last updated on 25/Dec/18

i t h i n k s m a l l e r c u b e i s a t

q u i c k e r r a t e o f c o o l i n g

t h a n l a r g e r c u b e b e c o u s e

r a t e o f c o o l i n g f o r s m a l l e r

c u b e i s t w i c e t h a t o f l a r g e r

c u b e