Fluid Mechanics - Study Mode

[#396] The dimension of kinematic viscosity is
Correct Answer

(B) L 2 T -1

[#397] Dimension of kinematic viscosity is
Correct Answer

(B) L 2 T -1

[#398] 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 -6 m 2 /s).
Correct Answer

(D) 0.44

[#399] The ratio of hydrodynamic boundary layer to thermal boundary layer thickness in case of liquid metals is
Correct Answer

(A) < 1

[#400] The hydraulic radius for flow in a rectangular duct of cross-sectional dimension H, W is
Correct Answer

(B) $$frac{{{ ext{HW}}}}{{2{{left( {{ ext{H}} + { ext{W}}} ight)}^2}}}$$