Write the limitation and uses of Bernoulli’s equation.
A steady flow of water passes along a horizontal tube from a wide section $X$ to the narrower section $Y$, see figure. Manometers are placed at $P$ and $Q$ at the sections. Which of the statements $A, B, C, D, E$ is most correct?
What is a venturi meter ?
Explain why bullets of gun are cylinder in shape ?
Write Bernoulli’s equation in formula and in words.
Is Bernoulli's equation unsteady? Explain .