Hydraulics and Fluid Mechanics in ME Centre of buoyancy always remains below the centre of gravity coincides with the centre of gravity remains above the centre of gravity coincides with the centroid of the volume of fluid displaced remains below the centre of gravity coincides with the centre of gravity remains above the centre of gravity coincides with the centroid of the volume of fluid displaced ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The atmospheric pressure at sea level is 760 mm of mercury 10.3 m of water All of these 103 kN/m2 760 mm of mercury 10.3 m of water All of these 103 kN/m2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The specific gravity of an oil whose specific weight is 7.85 kN/m3, is 1.2 1 0.8 1.6 1.2 1 0.8 1.6 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The rise or depression of liquid in a tube due to surface tension will increase in size of tube will May increase or decrease depending on the characteristics of liquid Decrease Increase Remain unaffected May increase or decrease depending on the characteristics of liquid Decrease Increase Remain unaffected ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A jet of water discharging from a 40 mm diameter orifice has a diameter of 32 mm at its vena contracta. The coefficient of contraction is 0.78 0.87 0.64 0.46 0.78 0.87 0.64 0.46 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In case of flow through parallel pipes, Both (A) and (B) The total discharge is equal to the sum of discharges in the various pipes The head loss for all the pipes is same The total head loss is the sum of head losses in the various pipes Both (A) and (B) The total discharge is equal to the sum of discharges in the various pipes The head loss for all the pipes is same The total head loss is the sum of head losses in the various pipes ANSWER DOWNLOAD EXAMIANS APP