A horizontal pipe of non uniform cross section has water flow through it such that the velocity is `2ms^(-1)` at a point where the pressure 40 kpa. The pressure at a point where the velocity of water flow is `3ms^(-1)` is (in kilopascal)

Options

A. 27
B. 60
C. 37.5
D. 40

Answer

3

Explanation

Bernoulli's Theorem `p_(1)-p_(2)=(1)/(2)rhov_(2)^(2)-(1)/(2)rhov_(1)^(2)`