The sewerage system originates from__________________?

A. 1 mm
B. 5 mm
C. 10 mm
D. 20 mm
E. 30 mm

A. shear stress anctthejiate of angular distortion
B. shear stress and viscosity
C. shear stress, velocity and viscosity
D. pressure, velocity and viscosity
E. shear stress, pressure and rate of angular distortion

A. the nature of the liquid and the solid
B. the material which exists above the free surface of the liquid
C. both of die above
D. any one of the above
E. none of die above

A. is steady
B. is one dimensional
C. velocity is uniform at all the cross sec-tions
D. all of the above
E. none of the above