Hydraulics and Fluid Mechanics in ME
The velocity distribution for laminar flow through a circular tube

varies parabolically with maximum at the centre
None of these
is constant over the cross-section
varies linearly from zero at walls to maximum at centre

ANSWER DOWNLOAD EXAMIANS APP

Hydraulics and Fluid Mechanics in ME
A right circular cylinder open at the top is filled with liquid and rotated about its vertical axis at such a speed that half the liquid spills out, then the pressure intensity at the center of bottom is

one-half its value when cylinder was full
one-fourth its value when cylinder was full
cannot be predicted from the given data
zero

ANSWER DOWNLOAD EXAMIANS APP