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 (i) and (ii) (i) and (iii) (ii) and (iii) (i), (ii) and (iii) (i) and (ii) (i) and (iii) (ii) and (iii) (i), (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in CE Coefficient of contraction for an external cylindrical mouthpiece is 0.7H 0.855 0.611 1.00 0.7H 0.855 0.611 1.00 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in CE The unit of kinematic viscosity is dyne-sec/cm² gm/cm²-sec gm/cm-sec² cm²/sec dyne-sec/cm² gm/cm²-sec gm/cm-sec² cm²/sec 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 3/2 2/3 1/2 2 3/2 2/3 1/2 2 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 (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 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
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