01 Aircraft System & Instrumentation.pdf

B.E. (Aeronautical Engineering) Seventh Semester (C.B.S.)

Aircraft System & Instrumentation NJR/KS/18/4662

P. Pages : 2 *0106*

Time : Three Hours Max. Marks : 80 _____________________________________________________________________ Notes : 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 1.

All questions carry marks as indicated. Solve Question 1 OR Questions No. 2. Solve Question 3 OR Questions No. 4. Solve Question 5 OR questions No. 6. Solve Question 7 OR questions No. 8. Solve Question 9 OR questions No. 10. Solve Question 11 OR questions No. 12. Due credit will be given to neatness and adequate dimensions. Assume suitable data whenever necessary. Diagrams and chemical equations should be given whenever necessary. Illustrate your answers whenever necessary with the help of neat sketches. Use of non programmable calculator is permitted.

a)

Explain in detail the digital fly by wire system with neat sketch.

7

b)

List out different communication systems and explain in detail two of them.

7

OR 2.

3.

a)

Describe in detail about flexible push pull rod system with neat sketch.

7

b)

List out different Navigation systems and explain in detail two of them.

7

a)

Explain the working of basic hydraulic system used in aircraft with neat sketch.

7

b)

Explain the working of selector valves and its types.

6

OR 4.

5.

a)

Explain the working principle of pressure relief valve with sketches.

7

b)

Explain the properties of hydraulic fluid.

6

a)

Explain the landing gear system, mentioning main components with sketch.

7

b)

Write about typical pneumatic power system.

6

OR 6.

7.

a)

Explain the retraction mechanism used in landing gear with sketch.

7

b)

List out the advantages of pneumatic system.

6

a)

Write about fuel systems for piston and jet engines.

7

NJR/KS/18/4662

1

P.T.O

b)

Explain lubricating systems for piston and jet engines.

6

OR 8.

9.

a)

Write about starting and Ignition systems of propeller driven aircraft.

7

b)

List out the components of multiengine system.

6

a)

Write about basic air cooling cycle system. With neat sketch.

7

b)

Differentiate between deicing and anti icing systems of an aircraft.

6

OR 10.

11.

a)

Describe vapour cycle systems with neat sketch.

7

b)

Write about continuous flow oxygen system.

6

a)

Write about flight instruments and navigation instruments.

7

b)

Explain about any three Engine instruments.

7

OR 12.

Write short notes on i)

Accelerometer

iii) Tachometer

14 ii)

Mach meter

iv)

Pressure Gauge

*******

NJR/KS/18/4662

2