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# CE6451 FLUID MECHANICS AND MACHINERY Important questions

CE6451 FLUID MECHANICS AND MACHINERY Important questions Regulation 2013 Anna University free download. FLUID MECHANICS AND MACHINERY CE6451 Important questions free pdf download.

## Sample CE6451 FLUID MECHANICS AND MACHINERY Important questions:

PART A

1. Define viscosity?

2. What is compressibility?

3. Define dynamic viscosity?

4. What is cause for viscosity?

5. Give some example of surface tension ?

6. Define vapour pressure?

7. Define vapour pressure?

(CE6451 FLUID MECHANICS AND MACHINERY Important questions)

8. Give the Euler‘s equation of motion?

9. What is bernouillie‘s equation for real fluid?

10. State momentum equation and Impulse momentum equation?

11. State moment of momentukm equation?

12. State Bernouillie‘s theorem?

14. State the assumptions in Bernoulli‘s equation.

PART B (CE6451 FLUID MECHANICS AND MACHINERY Important questions)

1) a) Derives Euler‘s Equation of Motion and proves the Bernoulli‘s equation. (12 Marks)

b) Define the terms: i) Steady and unsteady flows ii) Specific weight (4 Marks)

2) a) Define the terms: i) Kinematics of flow ii) Uniform and non-uniform flows iii) Rotational and irrotational flows (6 Marks)

3) a) Derive the three dimensional Continuity equation. (10 Marks)
b) Define the following i) Compressibility ii) Vapour pressure
iii) Capillarity (6Marks)

4) State the momentum equation. How will you apply momentum equation for determining the force exerted by a flowing fluid on a pipe bend? (12 Marks)

b) Define Moment of Momentum equation. Where this equation is used? (4 Marks)

PART A (CE6451 FLUID MECHANICS AND MACHINERY Important questions)

1. What do you mean by the term ‗Boundary Layer‘?

2. What is Laminar sub-layer?

3. Define Momentum thickness in Boundary Layer concept.

4. Sketch the development of Boundary layer over a flat plate.

5. Define the term ‗Turbulence‘

8. What is the expression for head loss due to friction in Darcy formula?

(CE6451 FLUID MECHANICS AND MACHINERY Important questions)

9. What are the factors to the determined when viscous fluid flows through the circular pipe ?

10. What do you understand by the terms a) major energy losses , b) minor energy losses?

11. Give an expression for loss of head due to sudden enlargement of the pipe :-

12. Give an expression for loss of head due to an obstruction in pipe

13. What are the basic educations to solve the problems in flow through branched pipes?

14. What is Dupuit‘s equation ?

(CE6451 FLUID MECHANICS AND MACHINERY Important questions)

 Subject Name FLUID MECHANICS AND MACHINERY Subject Code CE6451 Regulation 2013 File PDF