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Question: Answered & Verified by Expert
Pressure head in Bernoulli's equation is
PhysicsMechanical Properties of FluidsAIIMSAIIMS 2011
Options:
  • A $\frac{P \rho}{g}$
  • B $\frac{P}{\rho g}$
  • C $\rho g$
  • D $P \rho g$
Solution:
2955 Upvotes Verified Answer
The correct answer is: $\frac{P}{\rho g}$
Bernoulli's equation is
$P+\rho g h+\frac{1}{2} \rho v^2=$ a constant,
or $\frac{P}{\rho g}+h+\frac{1}{2} \frac{v^2}{g}=$ constant,
Here, $\frac{P}{\rho g}$ is called pressure head.

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