Hydraulics & Fluid Mechanics Surface energy per unit area of a surface is numerically equal to force of adhesion surface tension atmospheric pressure force of cohesion force of adhesion surface tension atmospheric pressure force of cohesion ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics THEE HORIZONTAL COMPONENT OF BUOYANT FORCE IS ZERO SAME AS BUOYANT FORCE NEGLIGIBLE None of these ZERO SAME AS BUOYANT FORCE NEGLIGIBLE None of these 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) 2 H/5 H/3 H/2 2 H/3 2 H/5 H/3 H/2 2 H/3 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 Free surface of a liquid behaves like a sheet and tends to contract to smallest possible area due to the force of cohesion force of diffusion force of adhesion force of friction force of cohesion force of diffusion force of adhesion force of friction ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics In which of the following the friction drag is generally larger than pressure drag? a sphere a cylinder an airfoil a circular disc or plate held normal to flow a sphere a cylinder an airfoil a circular disc or plate held normal to flow ANSWER DOWNLOAD EXAMIANS APP
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