a liquid flowing with a speed v through a horizontal pipe of cross sectional area A enters into another pipe of double the area of cross section. now the speed of liquid is-
Asked by architsrivastava02 | 6th Dec, 2010, 09:23: PM
In stesdy state total volume ( and hence mass ) should be conserved.
volume = A.vΔt.
where A : area of cross section
vΔt : length travelled in time Δt.
initial volume= final volume
since A1/A2 = 1/2
therefore v2 = v1/2
Answered by | 8th Dec, 2010, 11:13: PM
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