Hydraulics and Fluid Mechanics in ME The total pressure on the top of a closed cylindrical vessel of radius (r) completely filled up with liquid of specific weight (w) and rotating at (ω) rad/s about its vertical axis, is π w ω² r²/4g π w ω² r⁴/4g π w ω² r²/2g π w ω² r³/4g π w ω² r²/4g π w ω² r⁴/4g π w ω² r²/2g π w ω² r³/4g ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The pressure less than atmospheric pressure is known as Suction pressure Vacuum pressure All of the listed here Negative gauge pressure Suction pressure Vacuum pressure All of the listed here Negative gauge pressure ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A tank of uniform cross-sectional area (A) containing liquid upto height (H1) has an orifice of cross-sectional area (a) at its bottom. The time required to empty the tank completely will be (2AH₁²)/(Cd × a√2g) (2AH₁3/2)/(Cd × a√2g) (2A√H₁)/(Cd × a√2g) (2AH₁)/(Cd × a√2g) (2AH₁²)/(Cd × a√2g) (2AH₁3/2)/(Cd × a√2g) (2A√H₁)/(Cd × a√2g) (2AH₁)/(Cd × a√2g) 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/x̅) - Ax̅ (Ax̅/IG) + x̅ (IG/Ax̅) - x̅ (IG/Ax̅) + x̅ (IG/x̅) - Ax̅ (Ax̅/IG) + x̅ (IG/Ax̅) - x̅ (IG/Ax̅) + x̅ ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A flow in which __________ force is dominating over the viscosity is called turbulent flow. Surface tension Inertia Viscous Elastic Surface tension Inertia Viscous Elastic ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The specific speed of a centrifugal pump, delivering 750 liters of water per second against a head of 15 meters at 725 r.p.m., is 248 r.p.m 24.8 r.p.m. 82.4 r.p.m. 48.2 r.p.m 248 r.p.m 24.8 r.p.m. 82.4 r.p.m. 48.2 r.p.m ANSWER DOWNLOAD EXAMIANS APP
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