Hydraulics and Fluid Mechanics in CE The ratio of average velocity to maximum velocity for steady laminar flow in circular pipes is 3/2 2 2/3 1/2 3/2 2 2/3 1/2 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) 0.10 cm 0.20 cm 0.40 cm 0.05 cm 0.10 cm 0.20 cm 0.40 cm 0.05 cm ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in CE An ideal fluid is frictionless and compressible 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 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in CE Coefficient of contraction for an external cylindrical mouthpiece is 1.00 0.855 0.7H 0.611 1.00 0.855 0.7H 0.611 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in CE Least possible value of correction factor fori) kinetic energy is zeroii) kinetic energy is 1iii) momentum is zeroiv) momentum is 1The correct statements are (ii) and (iii) (ii) and (iv) (i) and (iii) (i) and (iv) (ii) and (iii) (ii) and (iv) (i) and (iii) (i) and (iv) 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 g g/2 g/3 2g/3 g g/2 g/3 2g/3 ANSWER DOWNLOAD EXAMIANS APP
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