Hydraulics and Fluid Mechanics in ME A flow is called hyper-sonic, if the Mach number is Less than unity Between 1 and 6 None of these Unity Less than unity Between 1 and 6 None of these Unity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME With the same cross-sectional area and immersed in same turbulent flow, the largest total drag will be on a streamlined body a sphere a cylinder a circular disc of plate held normal to flow a streamlined body a sphere a cylinder a circular disc of plate held normal to flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For 450 m head of water, _________ shall be used. Pelton wheel Kaplan turbine Francis turbine None of these Pelton wheel Kaplan turbine Francis turbine None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The two important forces for a floating body are inertial, gravity buoyancy, inertial buoyancy, pressure buoyancy, gravity inertial, gravity buoyancy, inertial buoyancy, pressure buoyancy, gravity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A glass tube of small diameter (d) is dipped in fluid. The height of rise or fall in the tube given by (where w = Specific weight of liquid, α = Angle of contact of the liquid surface, and σ = Surface tension) 4σ cosα/wd 4wd/σ cosα σ cosα/4wd wd/4σ cosα 4σ cosα/wd 4wd/σ cosα σ cosα/4wd wd/4σ cosα ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The unit of dynamic viscosity in S.I. units is N-m/s² N-s/m² Poise Stoke N-m/s² N-s/m² Poise Stoke ANSWER DOWNLOAD EXAMIANS APP