Hydraulics & Fluid Mechanics THE THEORETICAL VALUE OF COEFFICIENT OF CONTRACTION OF A SHARP EDGED ORIFICE IS 0.611 1.01 0.95 0.86 0.611 1.01 0.95 0.86 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Uniform flow occurs when size and cross section change uniformly along length the flow is streamline size and shape of the cross section in a particular length remain constant the flow is steady size and cross section change uniformly along length the flow is streamline size and shape of the cross section in a particular length remain constant the flow is steady ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The discharge through a V- notch varies as H1/2 H5/2 H5’4 where H is head. H3’2 H1/2 H5/2 H5’4 where H is head. H3’2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Specific weight of sea water is more that of pure water because it contains dissolved salt All of these dissolved air suspended matter dissolved salt All of these dissolved air suspended matter ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics To avoid vaporisation in the pipe line, the pipe line over the ridge is laid such that it is not more than 6.4 m above the hydraulic gradient 10.0 m above the hydraulic gradient 2.4 m above the hydraulic gradient 5.0 above the hydraulic gradient 6.4 m above the hydraulic gradient 10.0 m above the hydraulic gradient 2.4 m above the hydraulic gradient 5.0 above the hydraulic gradient ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The shear stress distribution for a fluid flowing in between the parallel plates, both at rest, is constant over the cross section parabolic distribution across the section zero at the mid plane and varies linearly with distance from mid plane zero at plates and increases linearly to midpoint constant over the cross section parabolic distribution across the section zero at the mid plane and varies linearly with distance from mid plane zero at plates and increases linearly to midpoint ANSWER DOWNLOAD EXAMIANS APP