Hydraulics & Fluid Mechanics For a sphere of radius 15 cm moving with a uniform velocity of 2 m/sec through a liquid of specific gravity 0.9 and dynamic viscosity 0.8 poise, the Reynolds number will be 300 600 337.5 675 300 600 337.5 675 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics To avoid vaporisation in the pipe line, the pipe line over the ridge is laid such that it is not more than 10.0 m above the hydraulic gradient 2.4 m above the hydraulic gradient 6.4 m above the hydraulic gradient 5.0 above the hydraulic gradient 10.0 m above the hydraulic gradient 2.4 m above the hydraulic gradient 6.4 m above the hydraulic gradient 5.0 above the hydraulic gradient ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The increase in meta centric height i) increases stability ii) decreases stability iii) increases comfort for passengers iv) decreases comfort for passengers The correct answer is (ii) and (iii) (i) and (iii) (i) and (iv) (ii) and (iv) (ii) and (iii) (i) and (iii) (i) and (iv) (ii) and (iv) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Drag force is a function of i) projected area of the body ii) mass density of the fluid iii) velocity of the body The correct answer is (i), (ii) and (iii) (i) and (iii) (i) and (ii) (ii) and (iii) (i), (ii) and (iii) (i) and (iii) (i) and (ii) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Choose the wrong statement when in equilibrium, fluids cannot sustain tangential forces fluids conform to the shape of the con-taining vessels fluids are capable of flowing when in equilibrium, fluids can sustain shear forces when in equilibrium, fluids cannot sustain tangential forces fluids conform to the shape of the con-taining vessels fluids are capable of flowing when in equilibrium, fluids can sustain shear forces ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Coefficient of velocity for Borda’s mouth piece running full is 1.00 0.855 0.707 0.611 1.00 0.855 0.707 0.611 ANSWER DOWNLOAD EXAMIANS APP