Fluid Mechanics Boundary layer thickness in laminar flow over a flat plate increases as(where, d = distance from the leading edge.) d2 d1/3 d2/3 √d d2 d1/3 d2/3 √d ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The continuity equation Relates mass flow rate along a stream tube Stipulates that Newton's second law of motion must be satisfied at every point in the fluid Relates work and energy None of these Relates mass flow rate along a stream tube Stipulates that Newton's second law of motion must be satisfied at every point in the fluid Relates work and energy None of these ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The drag co-efficient for a bacterium moving in water at 1 mm/s, will be of the following order of magnitude (assume size of the bacterium to be 1 micron and kinematic viscosity of water to be 10⁻⁶m²/s). 0.44 24000 0.24 24 0.44 24000 0.24 24 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/4 0.04πgH/3 4πg/3 0.01πgH/8 0.01πgH/4 0.04πgH/3 4πg/3 0.01πgH/8 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The value of critical Reynolds number for pipe flow is 10000 100000 1300 None of these 10000 100000 1300 None of these ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Terminal velocity is None of these Attained after moving one-half of total distance A constant velocity with no acceleration A fluctuating velocity None of these Attained after moving one-half of total distance A constant velocity with no acceleration A fluctuating velocity ANSWER DOWNLOAD EXAMIANS APP
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