Hydraulics and Fluid Mechanics in ME
A streamline is defined as the line

of equal yelocity in a flow
parallel to outer surface of pipe
along which the pressure drop is uniform
parallel to central axis flow

ANSWER DOWNLOAD EXAMIANS APP

Hydraulics and Fluid Mechanics in ME
Coefficient of resistance is the ratio of

Area of jet at vena-contracta to the area of orifice
Actual velocity of jet at vena-contracta to the theoretical velocity
Loss of head in the orifice to the head of water available at the exit of the orifice
Actual discharge through an orifice to the theoretical discharge

ANSWER DOWNLOAD EXAMIANS APP