Hot gases from a furnace are entering at the base of...

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Hot gases from a furnace are entering at the base of a 30m high tubular vertical chimney at 600°C. The density of air and furnace gases at respective temperatures are 1.165 and 0.405 kgm^-3 respectively. The static draft produced by the chimney is . . . . . . . . Pa.

A. 2.3

B. 22.8

C. 223.6

D. 2193.3

Answer: Option B

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