Fluid Mechanics The most economical flow control valve for use with large diameter pipes is a Butterfly valve Globe valve Needle valve None of these Butterfly valve Globe valve Needle valve None of these ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics What is the value of Fanning friction factor f ' for smooth pipe at NRe = 10⁶ approximately? 0.3 0.003 0.01 0.1 0.3 0.003 0.01 0.1 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Capillary rise of mercury in a small diameter tube is proportional to (where, d = diameter of the tube, σ = surface tension of mercury) D Σ 1/d L/σ D Σ 1/d L/σ ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The terminal velocity of a small sphere settling in a viscous fluid varies as the First power of its dimeter Inverse square of the diameter Square of the difference in specific weights of solid & fluid Inverse of the fluid viscosity First power of its dimeter Inverse square of the diameter Square of the difference in specific weights of solid & fluid Inverse of the fluid viscosity ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The fluid velocity varies as the square root of the cylindrical pipe diameter in case of steady state laminar flow at constant pressure drop fo __________ fluid. Bingham plastic Pseudoplastic Dilatant Newtonion Bingham plastic Pseudoplastic Dilatant Newtonion ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics A stream line is Always the path of particle A line connecting the mid points of flow cross-section Drawn normal to the velocity vector at every point Fixed in space in steady flow Always the path of particle A line connecting the mid points of flow cross-section Drawn normal to the velocity vector at every point Fixed in space in steady flow ANSWER DOWNLOAD EXAMIANS APP
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