Multiple choice

At two points 1 and 2 in a pipeline, the velocities are V and 2V respectively. Both the points are at the same elevation. The fluid density is $\rho$. The flow can be assumed to be incompressible, inviscid, steady and irrotational. The difference in pressures P1 and P2 at points 1 and 2 is

  1. 0.5$\rho$V2
  2. 1.5$\rho$V2
  3. 2$\rho$V2
  4. 3$\rho$V2
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B Correct answer
Explanation