Hydraulics & Fluid Mechanics The discharge through a V- notch varies as H5’4 where H is head. H5/2 H1/2 H3’2 H5’4 where H is head. H5/2 H1/2 H3’2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics According to the principle of buoyancy a body totally or partially immersed in a fluid will be lifted up by a force equal to weight of the fluid displaced by the body the weight of the body more than the weight of the body less than the weight of the body weight of the fluid displaced by the body the weight of the body more than the weight of the body less than the weight of the body ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Specific weight of sea water is more that of pure water because it contains dissolved salt suspended matter All of these dissolved air dissolved salt suspended matter All of these dissolved air ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics In a two dimensional incompressible steady flow around an airfoil, the stream lines are 2 cm apart at a great distance from the airfoil, where the velocity is 30 m/sec. The velocity near the airfoil, where the stream lines are 1.5 cm apart, is 40 M/SEC 33 M/SEC 50 M/SEC 22.5 M/SEC 40 M/SEC 33 M/SEC 50 M/SEC 22.5 M/SEC ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The discharge over a broad crested weir is maximum when the depth of flow is (where H is the available head) H/3 H/2 2 H/3 2 H/5 H/3 H/2 2 H/3 2 H/5 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The region between the separation streamline and the boundary surface of the solid body is known as boundary layer drag wake lift boundary layer drag wake lift ANSWER DOWNLOAD EXAMIANS APP