Fluid Mechanics MCQ Questions & Answers | Chemical Engineering

A. Thermal conductivity

B. Electrical conductivity

C. Specific gravity

D. Electrical resistivity

A. $$\frac{{\text{V}}}{{{{\text{V}}_{\max }}}} = {\left( {\frac{{\text{x}}}{{\text{r}}}} \right)^{\frac{1}{7}}}$$

B. $$\frac{{\text{V}}}{{{{\text{V}}_{\max }}}} = {\left( {\frac{{\text{r}}}{{\text{x}}}} \right)^{\frac{1}{7}}}$$

C. $$\frac{{\text{V}}}{{{{\text{V}}_{\max }}}} = {\left( {{\text{x}} \times {\text{r}}} \right)^{\frac{1}{7}}}$$

D. None of these

A. d

B. $$\frac{1}{{\text{d}}}$$

C. $$\sigma $$

D. $$\frac{l}{\sigma }$$

A. $$\frac{{4\pi {\text{g}}}}{3}$$

B. $$\frac{{0.01\pi {\text{gH}}}}{4}$$

C. $$\frac{{0.01\pi {\text{gH}}}}{8}$$

D. $$\frac{{0.04\pi {\text{gH}}}}{3}$$

A. Decrease

B. Increase

C. Remain same

D. Unpredictable

A. Increase the mass flow rate of fluid

B. Develop effective pressure rise by the pump

C. Avoid chances of separation inside the impeller

D. None of these

A. V^1.8

B. V^-0.2

C. V^2.7

D. V²

A. Centrifugal

B. Piston

C. Plunger

D. Vane

A. Less than

B. More than

C. Same as

D. None of these

A. First power of its dimeter

B. Inverse of the fluid viscosity

C. Inverse square of the diameter

D. Square of the difference in specific weights of solid & fluid