An oil of viscosity 0.09 Ns/m 2 and relative density 0.85 is flowing through an inclined pipe of 20 mm diameter. Determine the inclination of the pipe when a discharge of 0.014 m 3 /s is maintained...

An oil of viscosity 0.09 Ns/m²
and relative density 0.85 is flowing through an inclined pipe of 20 mm diameter. Determine the inclination of the pipe when a discharge of 0.014 m³/s is maintained through the pipe in such a way that pressure along the length remains constant.