Hydraulics And Fluid Mechanics MCQ Questions & Answers | Mechanical Engineering

A. One-fourth of the total supply head

B. One-third of the total supply head

C. One-half of the total supply head

D. Two-third of the total supply head

A. One dimensional flow

B. Uniform flow

C. Steady flow

D. Turbulent flow

A. $${\text{H}} = \frac{{{\text{Hg}}}}{{{\text{hf}}}}$$

B. H = Hg × hf

C. H = Hg + hf

D. H = Hg - hf

A. Incompressible

B. Compressible

C. Viscous

D. None of these

A. Actual velocity of jet at vena contracta to the theoretical velocity

B. Area of jet at vena contracta to the area of orifice

C. Actual discharge through an orifice to the theoretical discharge

D. None of the above

A. Vertical line

B. Horizontal line

C. Inclined line with flow downward

D. In any direction and in any location

A. $$0.384{{\text{C}}_{\text{d}}} \times {\text{L}} \times {{\text{H}}^{\frac{1}{2}}}$$

B. $$0.384{{\text{C}}_{\text{d}}} \times {\text{L}} \times {{\text{H}}^{\frac{3}{2}}}$$

C. $$1.71{{\text{C}}_{\text{d}}} \times {\text{L}} \times {{\text{H}}^{\frac{1}{2}}}$$

D. $$1.71{{\text{C}}_{\text{d}}} \times {\text{L}} \times {{\text{H}}^{\frac{3}{2}}}$$

A. At the top

B. At the bottom

C. At the canter

D. From sides

A. Pressure force

B. Elastic force

C. Surface tension force

D. Viscous force

A. Shear stress to shear strain

B. Increase in volume to the viscosity of fluid

C. Increase in pressure to the volumetric strain

D. Critical velocity to the viscosity of fluid