Fluid Mechanics For turbulent fluid flow in pipe, the expression for Prandtl one seventh power law is (where, r = pipe radius, x = distance). None of these V/Vmax = (x/r)1/7 V/Vmax = (x.r)1/7 V/Vmax = (r/x)1/7 None of these V/Vmax = (x/r)1/7 V/Vmax = (x.r)1/7 V/Vmax = (r/x)1/7 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics What is the force required (in Newtons) to hold a spherical balloon stationary in water at a depth of H from the air-water iterface? The balloon is of radius 0.1 m and is filled with air. 0.01πgH/8 4πg/3 0.04πgH/3 0.01πgH/4 0.01πgH/8 4πg/3 0.04πgH/3 0.01πgH/4 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Which of the following exemplifies a three dimensional fluid flow ? Fluid flow at the inlet to a nozzle Viscous fluid flow between converging plates None of these Fluid flow between parallel plates Fluid flow at the inlet to a nozzle Viscous fluid flow between converging plates None of these Fluid flow between parallel plates ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics For Laminar flow through a packed bed, the pressure drop is proportional to (Vs is the superficial liquid velocity and Dp is the particle diameter) Vs²/Dp² Vs/Dp² Vs/Dp³ Vs²/Dp³ Vs²/Dp² Vs/Dp² Vs/Dp³ Vs²/Dp³ ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Path followed by water jet issuing from the bottom of a water tank will be a Hyperbola Horizontal straight line Zig-zag path (which is geometrically undefined) Parabola (vertex being at the opening) Hyperbola Horizontal straight line Zig-zag path (which is geometrically undefined) Parabola (vertex being at the opening) ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Water hammer is caused, when water flowing in a pipe is suddenly brought to rest by closing the valve. The extent of pressure thus produced due to water hammer depends on the Time taken to close the valve Fluid velocity in the pipe Pipe length All of these Time taken to close the valve Fluid velocity in the pipe Pipe length All of these ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS