Q. In free con-vection heat transfer, Nusselt number is function of
A. Grashoff no. and Reynold no.
B. Grashoff no. and Prandtl no.
C. Prandtl no. and Reynold no.
D. Grashoff no., Prandtl no. and Reynold no.
Answer: Grashoff no. and Prandtl no.
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