Paper-II
Section A
1. Write short notes, not exceeding 150 words each, on any four of the following:
a) Solar cooker
b) Fuel ignition of IC engine
c) Bio-gas plant
d) Carburetor
e) Levellers for land smoothing
2. Answer the following questions
a) What is the difference in the power transmission systems of farm tractor and power tiller? Explain with the help of neat sketches
b) What are the different types of lubrication systems in a tractor? Explain any one with the help of neat sketches
3. Answer the following questions
a) What are the different types of non-conventional sources of energy? Explain any two types, except bio-gas, in detail
b) What is the importance of inter-cultivation in farm crops? Explain different types of equipments used with bullock power for it. Support your answer with diagrams
4. Answer the following questions
a) How are threshers classified by cylinders and concaves? Discuss with the help of sketches. Explain paddy thresher in detail with the help of diagrams
b) What are the precautions to be taken in installation and safety maintenance of electric motor in agricultural applications? Discuss in detail
Section B
5. Write short notes, not exceeding 150 words each, on any four of the following:
a. Processing of milk and dairy products
b. Dehydration
c. Control of agricultural engineering processes
d. Methods of measuring temperature
e. Screw conveyers
6. Answer the following questions
a. What are the important features of instrumentation amplifiers and how do they differ from ordinary operational amplifiers? Explain in detail
b. Explain the construction and working of a mechanical dryer. Use diagrams to elucidate your answer
7. Answer the following questions
a. What are the different types of material handling equipments? Discuss their utility in detail
b. Explain agricultural waste and any by product utilization of rice husk under present conditions in detail
8. Answer the following questions
a. Draw layout of different processing equipment's for cleaning and grading of grains. Explain with supporting diagrams
b. List out and explain the advantages of electronic operating systems and their practical applications in agricultural engineering