Hydraulics and Fluid Mechanics in CE Drag force is a function ofi) projected area of the bodyii) mass density of the fluidiii) velocity of the bodyThe correct answer is (ii) and (iii) (i) and (iii) (i) and (ii) (i), (ii) and (iii) (ii) and (iii) (i) and (iii) (i) and (ii) (i), (ii) and (iii) 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) (i) and (iii) (ii) and (iv) (i) and (iv) (ii) and (iii) (i) and (iii) (ii) and (iv) (i) and (iv) 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 Flow at constant rate through a tapering pipe isi) steady flowii) uniform flowiii) unsteady flowiv) non-uniform flowThe correct answer is (i) and (ii) (ii) and (iii) (i)and(iv) (ii) and (iv) (i) and (ii) (ii) and (iii) (i)and(iv) (ii) and (iv) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in CE An ideal fluid is frictionless and compressible very viscous frictionless and incompressible one which obeys Newton’s law of viscosity frictionless and compressible very viscous frictionless and incompressible one which obeys Newton’s law of viscosity 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) 0.40 cm 0.20 cm 0.10 cm 0.05 cm 0.40 cm 0.20 cm 0.10 cm 0.05 cm ANSWER DOWNLOAD EXAMIANS APP
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