Hydraulics and Fluid Mechanics in ME A balloon lifting in air follows the following principle Archimedes principle All of these principle of buoyancy law of gravitation Archimedes principle All of these principle of buoyancy law of gravitation ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a footstep bearing, if the speed of the shaft is doubled, then the torque required to overcome the viscous resistance will be Sixteen times Double Four times Eight times Sixteen times Double Four times Eight times 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 Increase May increase or decrease depending on the characteristics of liquid Decrease Remain unaffected Increase May increase or decrease depending on the characteristics of liquid Decrease Remain unaffected ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which place in hydraulic turbine is most susceptible for cavitations? Guide blade Penstock Blade inlet Inlet of draft rube Guide blade Penstock Blade inlet Inlet of draft rube 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 1/16 to 1/8 1/4 to 1/3 1/8 to 1/4 1/3 to 1/2 1/16 to 1/8 1/4 to 1/3 1/8 to 1/4 1/3 to 1/2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The depth of centre of pressure (h) for a vertically immersed surface from the liquid surface is given by (where IG = Moment of inertia of the immersed surface about horizontal axis through its centre of gravity, A = Area of immersed surface, and x = Depth of centre of gravity of the immersed surface from the liquid surface) (IG/Ax̅) + x̅ (IG/x̅) - Ax̅ (IG/Ax̅) - x̅ (Ax̅/IG) + x̅ (IG/Ax̅) + x̅ (IG/x̅) - Ax̅ (IG/Ax̅) - x̅ (Ax̅/IG) + x̅ ANSWER DOWNLOAD EXAMIANS APP
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