## Tuesday, December 4, 2012

### Important Questions In CE2305 Foundation Engineering For Nov/Dec 2012 Anna University,Chennai Examination

Anna University, Chennai Nov/Dec 2012 Examinations
Rejinpaul.com Important Questions
CE2305 Foundation Engineering
V Sem CIVIL
Unit I-V
1.     Explain dynamic cone penetration test
2.     Explain with neat sketch auger boring method of soil exploration
3.     Describe the types of samplers with neat sketch.
4.     Explain any two methods of site exploration in detail?
5.     Explain different types of shear failures of soil with neat sketch
6.     Size of an isolated footing is to be limited to 1.5 metres square. Calculate the depth at which the footing should be placed to take a load of 200 kN, with a factor of safety 3. The soil is having angle of internal friction _ = 30o. The weight of the soil is 21 kN/m3. Bearing capacity factor for _ = 30o, Nq=22 and N_ = 20.
7.      What is bearing capacity? What are the factors affecting bearing capacity? what are improving factors of bearing capacity?
8.     Explain Terzaghi’s analysis of bearing capacity of soil in general shear failure
9.     A footing rests at a depth of 1m has a size of 3m x 1.5m and it causes a pressure increment of 200 kN/m2 at its base. The soil profile at the site consists of sand for the top 3 m, which is underlined by a clay layer of 3m. Water table is at a depth of 2.5m from the ground surface. The unit weight of sand layer above and below water table are 16kN/m3 and 18 kN/m3 respectively. The unit weight of clay is 15 kN/m3. The initial void ratio is 0.8 and compression index is 0.3. Determine the consolidation settlement at the middle of the clay layer. Assume 2:1 pressure distribution and consider the variation of pressure across the depth of the clay layer
10.What are the different types of raft foundations?
11. Briefly explain how proportioning and structural design of trapezoidal combined footing is done with diagram
13. What are different types of piles and their functions in detail
14.A group of 16 piles of 50 cm diameter is arranged with a center to center spacing of 1.0 m. The piles are 9m long and are embedded in soft clay with cohesion 30kN/m. Bearing resistance may be neglected for the piles. Adhesion factor is 0.6. Determine the ultimate load capacity of the pile group.
15. What are the various factors influencing the selection of pile?
16.What are group capacity by different method
17. Explain the active and passive states of earth pressure acting on a retaining wall
18.A masonry retaining wall of trapezoidal section has its top width equal to 0.75 m and height 6m. Its face which is in contact with the retained earth is vertical. The earth retained is level at top. The soil weighs l6 kN/m3 and its angle of friction is 30°. The masonry weighs 24 kN/m3. Determine the minimum width of the base to avoid tensile stresses and determine the maximum compressive stress for this base width. If the coefficient of friction between the base and the soil is 0.60 m, check the stability of the retaining wall against sliding
19.Explain the Rebhann’s graphical method and Culmann’s graphical method in detail
20.            Explain the Rankine’s theory for various backfill condition to calculate active state earth pressure

### IMPORTANT QUESTIONS IN ME2305 APPLIED HYDRAULICS AND PNEUMATICS FOR NOV/DEC 2012 ANNA UNIVERSITY EXAMINATION

Anna University, Chennai Nov/Dec 2012 Examinations
Rejinpaul.com Important Questions
ME2305 APPLIED HYDRAULICS AND PNEUMATICS
V Sem MECH
Unit I-V
1.      Explain the hydraulic and pneumatic fluid power system
2.      Differentiate between laminar and turbulent flow.
3.      How to calculate the frictional losses in the valves and fittings.
4.      Differentiate between laminar and turbulent flow.
5.      Explain the various mechanisms of hydraulic mounting.
6.      Explain the working principle of external gear pump
7.      A pump has a displacement of 80 cm3. It delivers t.25 Lps at 1200 rpm and 75 bar. If the prime mover input torque is 110 N-m,
(1) Find the overall efficiency of the pump.
(2) What is the theoretical torque required to operate the pump?
8.      Draw and Explain the working of a direct acting pressure reducing valve with neat diagram
9.      With a neat sketch, explain the construction and operation of a pilot operated sequence valve.
10.      What is fail-safe circuit? With suitable diagram, explain two handed safety circuit.
11      Explain the operational feature of check valve.
12.      Explain the piston type compressor.
13.      Discuss the construction and working principle of a Rotary vane air compression
14.      Explain the synchronizing circuit.
15.      Develop and electro pneumatic circuit by cascade method for the following sequence : A+ B+ B- A-, Where A and B stands for cylinders, (+) indicates extension and (-) indicates retraction of cvlinders.
16.      Explain the hydro mechanical system
17      Explain the PLC with application.
18      Enlist the various faults, probable causes and also the remedial actions for the following pneurnatic system components.
(i) Compressor
(iii) Air cylinder
(ii) FRL unit
(iv) Pipelines.

### EC2304/Microprocessors & Microcontrollers Anna Univ,Chennai Nov/Dec 2012 Important Questions

Anna University, Chennai Nov/Dec 2012 Examinations
Rejinpaul.com Important Questions
EC2304/Microprocessors & Microcontrollers
V Sem ECE
Unit I-V
1.     Explain the 8085 the generation of dedicated address and data bus signals from multiplexed address/data bus
2.     Explain the  8086  interrupt types in detail
3.     Explain the internal hardware architecture of 8086 microprocessor with neat diagram
4.     Briefly  explain the concept  of DMA
5.     Explain the relative addressing  mode and  string addressing  mode  with its syntax in 8086
6.     Explain the data transfer group  and logical group of 8086 instructions
7.      Explain  the  few  assembler  directives  with  suitable examples
8.     What are the instruction set of 8086 ? Explain each briefly
9.     Write neat block diagram explain the 8279 keyboard display  controller and  its software   commands
10.Explain the interfacing of any 8 bit A/D converter with a 8086 microprocessor. Also write a necessary assembly language program for conversion
11. Write neat block diagram explain the 8255 Programmable peripheral  interface and its operating modes
12.Explain the memory  organization of 8051 microcontroller
13. Explain the program control transfer  instructions in 8051
14.Explain the  serial port operation  of 8051 microcontroller
15. Explain the timer  operation of  8051
16.Draw and explain the  washing machine control with  8051 microcontroller. And also write   an  ALP  for  control
17. Draw  and explain the block diagram of traffic light control system with program
18.Draw and explain the diagram to interface a stepper motor with a 8051 microcontroller. Also  write  an  ALP to run the stepper motor in both forward and reverse direction with delay
19.Draw and explain the  washing machine control with  8051 microcontroller. And also write   an  ALP  for  control

### EC2312 COMMUNICATION ENGINEERING IMPORTANT QUESTIONS FOR NOV/DEC 2012 EXAMS

Anna University, Chennai Nov/Dec 2012 Examinations
Rejinpaul.com Important Questions
EC2312 - COMMUNICATION ENGINEERING
V Sem EEE
Unit I-V

1.     Draw the block diagram of low level AM transmitter and explain
2.     Derive an expression for amplitude modulated wave and its power relations. Also give time and frequency domain representation
3.     Explain super heterodyne receiver with suitable block diagram
4.     Describe the operation of frequency division multiplexing
5.     Explain the principle of indirect method of frequency modulation With neat sketch
6.     Describe pulse code modulation scheme and draw the wave forms
7.      Explain the working of QAM modulator and detector with the signal constellation diagram
8.     Draw the block diagram of BPSK transmitter and receiver. Explain the same digital modulation scheme with appropriate constellation diagram
9.     Draw the block diagram of a TDM system and explain where TDM is applied
10.Explain delta modulation with suitable wave forms and list its advantages and disadvantages
11. How do you generate PPM from PDM?
12. Explain the working of FSK modulator and detector with the signal constellation diagram
13. Explain the generation and demodulation of PWM wave.
14.Five source messages are probable to appear as m1=0.4, m2=0.15, m3=0.15, m4=0.15, m5=0.15 . Find the coding efficiency for 1. Shannon Fano coding, 2. Huffmann Coding
15. Explain Frequency Hop Spread spectrum and the two types in detail
16.Draw the block diagram of a TDM system and explain where is TDM applied
17. Explain CDMA. Compare FDMA, TDMA and CDMA
18 What are the essential components required for establishing an optical link.What are the various losses associated with it?
19 What are the benefits of satellite communication? How is the position of satellite tracked from the earth station? Derive the satellite link equations and comment on it
20 Explain the principle of operation of light sources and detectors.

### CS2303 Theory Of Computation Rejinpaul.com Important Questions for Anna University, Chennai Nov/Dec 2012 Examinations

Anna University, Chennai Nov/Dec 2012 Examinations
Rejinpaul.com Important Questions
CS2303 Theory Of Computation
V Sem CSE Unit I-V

### Network Programming and Management IT2351 Important Questions - nov/dec 2012 exams anna univ

Anna University,Chennai Nov/Dec 2012 Examinations
Rejinpaul.com Important Questions
Network Programming and Management IT2351
UNIT I-V
1.     Explain select and Poll Function in detail.
2.     Explain in detail about TCP/IP protocols for Internetworking and Management
3.     Create a TCP socket for acting as a multiple server and echoing the information from the    client.
4.     write notes on Iterative Server and Concurrent Server Operation
5.     Describe about the different socket option for internet operation and control
6.     Discuss IPv6 support in DNS
7.      Explain the purpose and usage of UDP socket and their different functions.
8.     Explain DNS in Detail
9.     Explain Trace route program with sample code and example
10.Explain how a TCP echo server using threads is created and also give their advantages
11. Elaborate about raw socket creation, input and output
12.Write a Short note on mutexes and Condition variables
13. Explain the syntax of the various SNMPv1 message format
14.Explain Ipv4 and Ipv6 interoperability in details
15. Explain Network monitoring in detail.
16.Explain the architecture of SNMPv3 with neat diagram
17. Compare SNMPv2 And SNMPv3.
18.Explain the architecture of SNMP entity and traditional SNMP manager as specified in RFC2271
19.What is meant by trap-directed polling? Discuss

### Digital Image Processing EC2029 Important Questions For Anna Univ Nov/Dec 2012 Exams

Anna University,Chennai Nov/Dec 2012 Examinations
Rejinpaul.com Important Questions
Digital Image Processing EC2029
UNIT I-V
1.     Explain RGB and HSI color models
2.     Explain the components of image processing system
3.     Write a detailed note on DCT
4.     Describe, how the continuous image can be converted into digital image using suitable technique
5.     Explain the various noise distributions in image enhancements
6.     Write a detailed note on directional smoothing and median filtering
7.      Explain the details about histogram equalization and its specifications
8.     Discuss in details the significance of homomorphism filtering in image enhancements
9.     Explain the removal of BLUR caused by uniform linear motion
10.Explain WIENER filter
11. Explain the algebraic approach to restoration
12.Explain the inverse filtering
13. Explain condition of region based growing, splitting and merging ?
14.Explain edge linkage by Hough transform and thersholding of images
15. Briefly give the details of watersheds and its concept, algorithm
16.Explain the region oriented segmentation techniques
17. Give the details about Huffman coding ,run length coding, arithmetic coding,transform coding
18.explain the image compression models in detail with neat diagram
19.Explain MPEG format and compare with JPEG
20.    Explain ARITHMETIC coding with an example

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