Asked by Anonymous
For an ideal fluid flowing through a horizontal pipe, Bernoulli's principle and the continuity equation state that the pressure within the pipe does which of the following?
Pressure descreased pipe diameter increase?
Pressure descreased pipe diameter increase?
Answers
Answered by
Damon
If the diameter increases the fluid speed slows down. That means the pressure must go up, not down.
Area = A = pi D^2/4
Q = flow volume per second is constant = A v
if A goes up, v goes down
p + (1/2) rho v^2 is constant so if v goes down, p goes up.
Area = A = pi D^2/4
Q = flow volume per second is constant = A v
if A goes up, v goes down
p + (1/2) rho v^2 is constant so if v goes down, p goes up.
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