A thin, flat & square plate measuring 2 m x 2 m is freely hanging in a – McqOptions

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1.	A thin, flat & square plate measuring 2 m x 2 m is freely hanging in ambient air at 25 C. It is exposed to the solar radiation falling on one side of the plate at the rate of 500 W/m2 . The plate temperature will remain constant at 30 C, if the convective heat transfer co-efficient is __________ W/m2 C.
A.	50
B.	100
C.	150
D.	200
Answer» C. 150

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