basic mechanical engineering formulas
, the mass flow rate is conserved. 3.2 Bernoulli’s Equation \[ P_1 + \frac{1}{2} \rho v_1^2 + \rho g h_1 = P_2 + \frac{1}{2} \rho v_2^2 + \rho g h_2 \] where: \( P \) = pressure (Pa) \( \rho \) = fluid density (kg/m³) \( v \) = velocity