Hydraulics And Fluid Mechanics MCQ Questions & Answers | Mechanical Engineering

A. Steady

B. Streamline

C. Turbulent

D. Unsteady

A. Rectangular

B. Triangular

C. Trapezoidal

D. Circular

A. Store the energy of water

B. Increase the pressure of water

C. To lift water from deep wells

D. To lift small quantity of water to a greater height when a large quantity of water is available at a smaller height

A. The weight of the body

B. More than the weight of the body

C. Less than the weight of the body

D. Weight of the fluid displaced by the body

A. Directly proportional to its distance from the centre

B. Inversely proportional to its distance from the centre

C. Directly proportional to its (distance)² from the centre

D. Inversely proportional to its (distance)² from the centre

A. $${\text{p}} = {\text{T}} \times {\text{r}}$$

B. $${\text{p}} = \frac{{\text{T}}}{{\text{r}}}$$

C. $${\text{p}} = \frac{{\text{T}}}{{2{\text{r}}}}$$

D. $${\text{p}} = \frac{{2{\text{T}}}}{{\text{r}}}$$

A. Centre of pressure

B. Centre of gravity

C. Centre of buoyancy

D. Metacentre

A. Cannot be subjected to shear forces

B. Always expands until it fills any container

C. Has the same shear stress at a point regardless of its motion

D. Cannot remain at rest under action of any shear force

A. Centroid of the volume of fluid vertically above the body

B. Centre of the volume of floating body

C. Center of gravity of any submerged body

D. Centroid of the displaced volume of fluid

A. Geometric similarity

B. Kinematic similarity

C. Dynamic similarity

D. None of these