IV B.Tech I Semester Supplementary Examinations, November 2005 COMPUTATIONAL AERODYNAMICS (Aeronautical Engineering) Time: 3 hours Max Marks: 80 Answer any FIVE Questions All Questions carry equal marks ????? 1. (a) What is substantial derivative.
[2]
(b) Derive the continuity equation in Integral form.
[6]
(c) What is the physical meaning of the divergence of the velocity vector.
[8]
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2. (a) What is the source of error in the CFD analysis and how it can be removed or minimized. [8] (b) Show that Laplace’s equation is elliptical in nature.
∂2 φ ∂x2
+ c2
∂2 φ ∂y 2
=0
[8]
3. (a) Given f(x)=sin 2nπx : n=1 If f(0.2)=0.9511 find the value of f(0.22) by finite differences technique and find the error. [8] (b) What are the Pros and cons of higher order accuracy.
[4]
(c) Explain finite differences method of discretization.
[4]
uW
4. (a) What do you mean by metrics explain with an example.
[5]
(b) Derive the expression for second partial derivative u with respect to y in terms of metrics and computational coordinates. [11] 5. (a) Compare the generation of grids in physical and computational planes.
[6]
(b) Is it necessary to have the computational plane grid to be of rectangular elements? if yes why? [4] (c) Discuss the panel method for compressible subsonic and supersonic flows [6]
nt
6. (a) Derive a descretized form of generic integral form of continuity and energy equations. [11] (b) Draw a neat sketch and show vortex lattice along a wing.
[5]
7. (a) Prove that the round off error satisfies the difference equation.
[6]
Aj
(b) Write down the forward-backward and backward-forward versions of the MacCormack scheme on a Cartesuan mesh. Calculate the amplification factors. [10]
8. Write short notes on the following: (a) Round off error
[5]
(b) Left turning characteristic
[5] 1 of 2
NR
Code No: NR412106 (c) Right turning characteristic.
NR412106 IV B.Tech I Semester Supplementary Examinations ...
(c) Discuss the panel method for compressible subsonic and supersonic flows [6] · 6. (a) Derive a descretized form of generic integral form of continuity and ...
NR. IV B.Tech I Semester Supplementary Examinations, November 2005 ... NR size is smaller than the fiber core, and the small gap between the source and.
RELIABILITY & SAFETY ENGINEERING · (Electronics & Control Engineering) ... (a) Explain the following terms in connection with reliability evaluation. [2+3].
NR. IV B.Tech I Semester Supplementary Examinations, November 2005 ... 3. Analyse the following frame using stiffness method. EI constant. (figure 3) [16].
What do you understand by Non-destructive testing techniques? List various tech- · nique of NDT and explain any three of them · [16]. 8. Write short notes on the ...
Using dynamic programming method, how do you find the most economical ... the additional reactive power requirement at the receiving end to meet a load of ...
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... No: NR410805. NR. IV B.Tech I Semester Supplementary Examinations, November 2005 ... ideal, Raoult's and Dalton's laws are applicable. [16] · *****. 2 of 2.
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(b) Clearly explain the use of category analysis in Trip generation models. [6] · 5. Explain the concept of Trip distribution. Disucss about the various growth factor.
DISTRIBUTED COMPUTER CONTROL SYSTEMS · (Electronics & Control ... (b) Explain the design techniques in real time systems. [8+8] · 5. Explain in detail ...
[8+8] · 2. Explain the mathematical interpretation of finite element method for ... (a) Show that the value of the shape function N1 of node i and node k of a simplex.
IV B.Tech I Semester Supplementary Examinations, November 2005. INTERNET & JAVA PROGRAMMING · (Electronics & Computer Engineering) · Time: 3 hours · Max Marks: 80 · Answer any FIVE Questions · All Questions carry equal marks · ***** · 1. (a) Defferet
(a) What is Redundancy? Explain the different types of Redundancy operation with LCU. (b) explain the operation of: i. Operator interface. ii. Engineer interface.
chimney attached to the boiler? Explain how will you estimate its concentration · in this flue gas? 5. Describe the removal of sulphurdioxide by dry process using ...
Explain determinants and use of determinancy diagram. 2.a) ... Draw the E/R model representation of many-to-many relationship and · superfluous entity tables.
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Explain the Remote procedure call in detail. 3. Explain distributed Deadlock Detection and prevention methods. 4. Explain the following processor Allocation ...