engineering recuitment BEL Probationary Engineers Mock Test 2025 Fluid Mechanics Flow Through Pipes Water Hammer in Pipe
A liquid of density ρ and bulk modulus K flows with a mean velocity V in a long rigid pipe of diameter D. A sudden closure of a valve at the downstream end of the pipe will produce a maximum water hammer head of
1
\(\frac{{V\sqrt \rho }}{{g\sqrt K }}\)
2
\(\frac{{V\sqrt g }}{{\rho \sqrt K }}\)
3
\(\frac{{V\sqrt K }}{{g\sqrt \rho}}\)
4
\(\frac{{V\;\rho }}{{\sqrt {gK} }}\)