Hydraulics and Fluid Mechanics in ME Dynamic viscosity of most of the liquids with rise in temperature Remain unaffected Increases Decreases Unpredictable Remain unaffected Increases Decreases Unpredictable ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The normal stress in a fluid will be constant in all directions at a point only if It is incompressible It is at rest It has zero viscosity It has uniform viscosity It is incompressible It is at rest It has zero viscosity It has uniform viscosity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME An average value of coefficient of velocity is 0.62 0.97 0.76 0.84 0.62 0.97 0.76 0.84 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The center of pressure of a surface subjected to fluid pressure is the point similar to metacentre at which all hydraulic forces meet on the surface at which gravitational force acis on the surface at which resultant pres-sure acts similar to metacentre at which all hydraulic forces meet on the surface at which gravitational force acis on the surface at which resultant pres-sure acts ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In an isothermal atmosphere, the pressure decreases linearly with elevation varies in the same way as the density remains constant increases exponentially with elevation decreases linearly with elevation varies in the same way as the density remains constant increases exponentially with elevation ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A Pelton wheel develops 1750 kW under a head of 100 meters while running at 200 r.p.m. and discharging 2500 liters of water per second. The unit discharge of wheel is 0.5 m3/s 1.5 m3/s 2.5 m3/s 0.25 m3/s 0.5 m3/s 1.5 m3/s 2.5 m3/s 0.25 m3/s ANSWER DOWNLOAD EXAMIANS APP