_A cube at high temperature is immersed in a constant temperature bath. It loses heat from its top, bottom and side surfaces with heat transfer coefficients of h‚Äö√á√Ö, h‚Äö√á√á and h‚Äö√á√â respectively. The average heat transfer coefficient for the cube is$?

h‚Äö√á√Ö + h‚Äö√á√á + h‚Äö√á√â

(h‚Äö√á√Ö.h‚Äö√á√á.h‚Äö√á√â)1/3

1/h‚Äö√á√Ö + 1/h‚Äö√á√á + 1/h‚Äö√á√â

_A cube at high temperature is immersed in a constant temperature bath

1.	_A cube at high temperature is immersed in a constant temperature bath. It loses heat from its top, bottom and side surfaces with heat transfer coefficients of h‚Äö√á√Ö, h‚Äö√á√á and h‚Äö√á√â respectively. The average heat transfer coefficient for the cube is$?
A.	h‚Äö√á√Ö + h‚Äö√á√á + h‚Äö√á√â
B.	(h‚Äö√á√Ö.h‚Äö√á√á.h‚Äö√á√â)1/3
C.	1/h‚Äö√á√Ö + 1/h‚Äö√á√á + 1/h‚Äö√á√â
D.	None of these
Answer» E.

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_A cube at high temperature is immersed in a constant temperature bath. It loses heat from its top, bottom and side surfaces with heat transfer coefficients of h‚Äö√á√Ö, h‚Äö√á√á and h‚Äö√á√â respectively. The average heat transfer coefficient for the cube is$?

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