Hydraulics and Fluid Mechanics in ME A balloon lifting in air follows the following principle All of these Archimedes principle law of gravitation principle of buoyancy All of these Archimedes principle law of gravitation principle of buoyancy ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge through a channel of rectangular section will be maximum, if Its breadth is thrice the depth Its depth is thrice the breadth Its breadth is twice the depth Its depth is twice the breadth Its breadth is thrice the depth Its depth is thrice the breadth Its breadth is twice the depth Its depth is twice the breadth ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME An air vessel is provided at the summit in a siphon to Increase discharge Increase velocity Avoid interruption in the flow Maintain pressure difference Increase discharge Increase velocity Avoid interruption in the flow Maintain pressure difference ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When an internal mouthpiece is running free, the discharge through the mouthpiece is (where a = Area of mouthpiece, and H = Height of liquid above the mouthpiece) √2gH 0.5 a. √2gH 0.707 a. √2gH 0.855 a. √2gH √2gH 0.5 a. √2gH 0.707 a. √2gH 0.855 a. √2gH ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge through a small rectangular orifice is given by (where Cd = Coefficient of discharge for the orifice, a = Cross-sectional area of the orifice, h = Height of the liquid above the centre of the orifice) Q = (3Cd × a)/√(2h) Q = Cd × a × 2gh Q = (2/3). Cd × a × h Q = (Cd × a)/√(2gh) Q = (3Cd × a)/√(2h) Q = Cd × a × 2gh Q = (2/3). Cd × a × h Q = (Cd × a)/√(2gh) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The distance y from pipe boundary, at which the point velocity is equal to average velocity for turbulent flow, is (where R is radius of pipe) 0.707 R 0.223 R 0.577 R 0.423 R 0.707 R 0.223 R 0.577 R 0.423 R ANSWER DOWNLOAD EXAMIANS APP
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