The increase in pressure at the outer edge of a drum of radius (r) completely filled up with liquid of density (ρ) and rotating at (ω) rad/s is

  • Aρ ω2 r2
  • B2ρ ω2 r2
  • Cρ ω2 r2/2
  • Dρ ω2 r2/4
Correct Answer : (C)

ρ ω2 r2/2

Hints :

According to Bernoulli's equation for steady ideal fluid flow


A Francis turbine is used when the available head of water is

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