Hydraulics and Fluid Mechanics in ME In an immersed body, center of pressure is could be above or below e.g. depending on density of body and liquid at the center of gravity below be center of gravity above the center of gravity could be above or below e.g. depending on density of body and liquid at the center of gravity below be center of gravity above the center of gravity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In order to avoid tendency of separation at throat in a Venturimeter, the ratio of the diameter at throat to the diameter of pipe should be 1/8 to 1/4 1/16 to 1/8 1/4 to 1/3 1/3 to 1/2 1/8 to 1/4 1/16 to 1/8 1/4 to 1/3 1/3 to 1/2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Rain drops are spherical because of air resistance atmospheric pressure surface tension forces viscosity air resistance atmospheric pressure surface tension forces viscosity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The property by virtue of which a liquid opposes relative motion between its different layers is called Surface tension Viscosity Coefficient of viscosity Osmosis Surface tension Viscosity Coefficient of viscosity Osmosis ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Power required (in watts) to drive a centrifugal pump is (where Hm = Manometric head in metres, w = Specific weight in N/m3, Q = Discharge of the pump in m3/s, and ηo = Overall efficiency of the pump) (w Q ηo) / Hm (w Hm Q) / ηo (w Hm) / (Q × ηo) (w Q) / (Hm × ηo) (w Q ηo) / Hm (w Hm Q) / ηo (w Hm) / (Q × ηo) (w Q) / (Hm × ηo) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The impeller of a centrifugal pump may have Volute casing Volute casing with guide blades Vortex casing Any one of these Volute casing Volute casing with guide blades Vortex casing Any one of these ANSWER DOWNLOAD EXAMIANS APP