Question

A room has floor dimensions of 5m
and 4m and height of 5m. If the
density of air be 1.2 kg/m' weight of
air the room would be: (g=10m/s)
(a) 120kg (b) 120N
(c) 1200kg (d) 1200N
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Answer 1

Answer:

If the density of air be 1.2 kg/ m' weight of air the room would be: (g=10m/s) (a) 120kg (b) 120N (c) 1200kg (d) 1200N .