Fluid Mechanics The bulk modulus of elasticity of a liquid Decreases with pressure Is zero for incompressible liquid Increases with pressure Is independent of temperature & pressure Decreases with pressure Is zero for incompressible liquid Increases with pressure Is independent of temperature & pressure ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The equivalent diameter for pressure drop calculation for a duct of square cross-section is given by(where, x = each side of the square duct) 2x x x/2 πx 2x x x/2 πx ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics In deriving Bernoulli's equation, fluid is assumed to be Incompressible, frictionless, steady, along a streamline None of these Steady, density being pressure dependent, frictionless Uniform, steady, incompressible, along a streamline Incompressible, frictionless, steady, along a streamline None of these Steady, density being pressure dependent, frictionless Uniform, steady, incompressible, along a streamline ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The hydraulic radius for flow in a rectangular duct of cross-sectional dimension H, W is HW/4(H + W)² 2HW/(H + W)² HW/2(H + W)² √(HW/π) HW/4(H + W)² 2HW/(H + W)² HW/2(H + W)² √(HW/π) ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Specific speed of a centrifugal pump relates it with another pump having the Same efficiency Same speed Dynamic similarity Geometrical similarity Same efficiency Same speed Dynamic similarity Geometrical similarity ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics In power law, ζ = A (du/dy)² + B , then the fluid is Dilatant Rheopectic Newtonian Thixotropic Dilatant Rheopectic Newtonian Thixotropic ANSWER DOWNLOAD EXAMIANS APP