Fluid Mechanics For turbulent fluid flow in pipe, the expression for Prandtl one seventh power law is (where, r = pipe radius, x = distance). 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 None of these ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Unsteady non-uniform flow is represented by flow through a/an Expanding tube at constant rate Expanding tube at increasing rate Long pipe at decreasing rate Long pipe at constant rate Expanding tube at constant rate Expanding tube at increasing rate Long pipe at decreasing rate Long pipe at constant rate ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics In case of supersonic flow of a fluid through pipeline, the 'Mach number' is > 1 1 < 1 > 1 1 < 1 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Interstage coolers are provided in a multistage compressor to None of these Achieve the exact delivery pressure Cool the delivered air Save power in compressing a given volume to a given pressure None of these Achieve the exact delivery pressure Cool the delivered air Save power in compressing a given volume to a given pressure ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Terminal velocity is A constant velocity with no acceleration None of these Attained after moving one-half of total distance A fluctuating velocity A constant velocity with no acceleration None of these Attained after moving one-half of total distance A fluctuating velocity 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. 0.04πgH/3 0.01πgH/4 4πg/3 0.01πgH/8 0.04πgH/3 0.01πgH/4 4πg/3 0.01πgH/8 ANSWER DOWNLOAD EXAMIANS APP