Hydraulics & Fluid Mechanics The discharge through a V- notch varies as H1/2 H5’4 where H is head. H5/2 H3’2 H1/2 H5’4 where H is head. H5/2 H3’2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Surface energy per unit area of a surface is numerically equal to force of adhesion atmospheric pressure force of cohesion surface tension force of adhesion atmospheric pressure force of cohesion surface tension ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics For a floating body to be in stable equilibrium, its metacentre should be below the center of buoyancy above the center of gravity. above the center of buoyancy between e.g. and center of pressure below the center of buoyancy above the center of gravity. above the center of buoyancy between e.g. and center of pressure ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The surface tension of mercury at normal temperature compared to that of water is more more or less depending on size of glass tube less same more more or less depending on size of glass tube less same ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Which of the following instrument can be used for measuring speed of an aeroplane rotameter Venturimeter pitot tube Orifice plate rotameter Venturimeter pitot tube Orifice plate ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics A model of torpedo is tested in a towing tank at a velocity of 25 m/sec. The prototype is expected to attain a velocity of 5 m/sec. What model scale has been used ? 1 :25 1 : 5 1 : 2.5 1:50 1 :25 1 : 5 1 : 2.5 1:50 ANSWER DOWNLOAD EXAMIANS APP