Hydraulics and Fluid Mechanics in ME A flow in which __________ force is dominating over the viscosity is called turbulent flow. Surface tension Elastic Viscous Inertia Surface tension Elastic Viscous Inertia ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The resultant upward pressure of a fluid on a floating body is equal to the weight of the fluid displaced by the body. This definition is according to Bernoulli’s theorem Buoyancy Archimedes’ principle Equilibrium of a floating body Bernoulli’s theorem Buoyancy Archimedes’ principle Equilibrium of a floating body 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 bring the liquid level from H1 to H2 will be 2A × √H₁/Cd × a × √(2g) 2A × (√H3/2 - √H3/2)/Cd × a × √(2g) 2A × (√H₁ - √H₂)/Cd × a × √(2g) 2A × √H₂/Cd × a × √(2g) 2A × √H₁/Cd × a × √(2g) 2A × (√H3/2 - √H3/2)/Cd × a × √(2g) 2A × (√H₁ - √H₂)/Cd × a × √(2g) 2A × √H₂/Cd × a × √(2g) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME According to Chezy's formula, the discharge through an open channel is (where A = Area of flow, C = Chezy's constant, m = Hydraulic mean depth, and i = Uniform slope in bed) C × √(m × i) A × √(m × i) mi × √(A × C) AC × √(m × i) C × √(m × i) A × √(m × i) mi × √(A × C) AC × √(m × i) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge through a channel of trapezoidal section is maximum when Depth of channel is equal to the width at the bottom Width of channel at the top is equal to twice the width at the bottom The sloping side is equal to the width at the bottom The sloping side is equal to half the width at the top Depth of channel is equal to the width at the bottom Width of channel at the top is equal to twice the width at the bottom The sloping side is equal to the width at the bottom The sloping side is equal to half the width at the top ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Metacentric height for small values of angle of heel is the distance between the free surface and centre of buoyancy centre of buoyancy and metacentre centre of gravity and centre of buoy-ancy centre of gravity and metacentre free surface and centre of buoyancy centre of buoyancy and metacentre centre of gravity and centre of buoy-ancy centre of gravity and metacentre ANSWER DOWNLOAD EXAMIANS APP
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