Hydraulics and Fluid Mechanics in CE Coefficient of contraction for an external cylindrical mouthpiece is 0.855 1.00 0.611 0.7H 0.855 1.00 0.611 0.7H 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) 0.05 cm 0.40 cm 0.20 cm 0.10 cm 0.05 cm 0.40 cm 0.20 cm 0.10 cm ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in CE The ratio of average velocity to maximum velocity for steady laminar flow in circular pipes is 2/3 3/2 1/2 2 2/3 3/2 1/2 2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in CE Choose the wrong statement.Alcohol is used in manometer, because its density is less its vapour pressure is low it provides longer length for a given pressure difference it provides suitable meniscus for the inclined tube its density is less its vapour pressure is low it provides longer length for a given pressure difference it provides suitable meniscus for the inclined tube ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in CE An ideal fluid is one which obeys Newton’s law of viscosity frictionless and incompressible very viscous frictionless and compressible one which obeys Newton’s law of viscosity frictionless and incompressible very viscous frictionless and compressible ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in CE The unit of kinematic viscosity is cm²/sec gm/cm-sec² dyne-sec/cm² gm/cm²-sec cm²/sec gm/cm-sec² dyne-sec/cm² gm/cm²-sec ANSWER DOWNLOAD EXAMIANS APP
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