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/2 2g/3 g/3 g g/2 2g/3 g/3 g 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 increase in meta centric heighti) increases stabilityii) decreases stabilityiii) increases comfort for passengersiv) decreases comfort for passengersThe correct answer is (ii) and (iv) (ii) and (iii) (i) and (iv) (i) and (iii) (ii) and (iv) (ii) and (iii) (i) and (iv) (i) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in CE An ideal fluid is very viscous frictionless and compressible frictionless and incompressible one which obeys Newton’s law of viscosity very viscous frictionless and compressible frictionless and incompressible one which obeys Newton’s law of viscosity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in CE A closed tank containing water is moving in a horizontal direction along a straight line at a constant speed. The tank also contains a steel ball and a bubble of air. If the tank is decelerated horizontally, theni) the ball will move to the frontii) the bubble will move to the frontiii) the ball will move to the reariv) the bubble will move to the rearFind out which of the above statements are correct ? (iii) and (iv) (ii) and (iii) (i) and (ii) (i) and (iv) (iii) and (iv) (ii) and (iii) (i) and (ii) (i) and (iv) 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 (ii) and (iii) (i)and(iv) (i) and (ii) (ii) and (iv) (ii) and (iii) (i)and(iv) (i) and (ii) (ii) and (iv) ANSWER DOWNLOAD EXAMIANS APP
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