Hydraulics And Fluid Mechanics MCQ Questions & Answers | Mechanical Engineering

A. The fluid is non - viscous, homogeneous and incompressible

B. The velocity of flow is uniform over the section

C. The flow is continuous, steady and along the stream line

D. All of the above

A. There is no loss of energy of the liquid flowing

B. The velocity of flow is uniform across any cross-section of the pipe

C. No force except gravity acts on the fluid

D. All of the above

A. 103 kN/m²

B. 10.3 m of water

C. 760 mm of mercury

D. All of these

A. Submerged body

B. Volume of the floating body

C. Volume of the fluid vertically above the body

D. Displaced volume of the fluid

A. $$\frac{{4\mu {\text{v}}l}}{{{\text{w}}{{\text{d}}^2}}}$$

B. $$\frac{{8\mu {\text{v}}l}}{{{\text{w}}{{\text{d}}^2}}}$$

C. $$\frac{{16\mu {\text{v}}l}}{{{\text{w}}{{\text{d}}^2}}}$$

D. $$\frac{{32\mu {\text{v}}l}}{{{\text{w}}{{\text{d}}^2}}}$$

A. Atmospheric pressure

B. Gauge pressure

C. Absolute pressure

D. Mean pressure

A. Incompressible

B. Viscous and incompressible

C. Inviscous and compressible

D. Inviscous and incompressible

A. Remain unaffected

B. Increases

C. Decreases

D. None of these

A. Remain unaffected

B. Increases

C. Decreases

D. None of these

A. Power produced by the turbine to the energy actually supplied by the turbine

B. Actual work available at the turbine to the energy imparted to the wheel

C. Work-done on the wheel to the energy (or head of water) actually supplied to the turbine

D. None of the above