Hydraulics and Fluid Mechanics in CE Coefficient of contraction for an external cylindrical mouthpiece is 1.00 0.7H 0.855 0.611 1.00 0.7H 0.855 0.611 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in CE An open cubical tank of 2 m side is filled with water. If the tank is rotated with an acceleration such that half of the water spills out, then the acceleration is equal to 2g/3 g/3 g/2 g 2g/3 g/3 g/2 g ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in CE An ideal fluid is very viscous frictionless and incompressible frictionless and compressible one which obeys Newton’s law of viscosity very viscous frictionless and incompressible frictionless and compressible one which obeys Newton’s law of viscosity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in CE Choose the wrong statement.Alcohol is used in manometer, because its vapour pressure is low it provides longer length for a given pressure difference its density is less it provides suitable meniscus for the inclined tube its vapour pressure is low it provides longer length for a given pressure difference its density is less it provides suitable meniscus for the inclined tube ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in CE The increase in meta centric heighti) increases stabilityii) decreases stabilityiii) increases comfort for passengersiv) decreases comfort for passengersThe correct answer is (ii) and (iii) (ii) and (iv) (i) and (iv) (i) and (iii) (ii) and (iii) (ii) and (iv) (i) and (iv) (i) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in CE The boundary layer thickness at a distance of l m from the leading edge of a flat plate, kept at zero angle of incidence to the flow direction, is O.l cm. The velocity outside the boundary layer is 25 ml sec. The boundary layer thickness at a distance of 4 m is (Assume that boundary layer is entirely laminar) 0.20 cm 0.05 cm 0.10 cm 0.40 cm 0.20 cm 0.05 cm 0.10 cm 0.40 cm ANSWER DOWNLOAD EXAMIANS APP
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