Basic civil and mechanical engineering
A. Mechanical engineering
2 Marks
Unit – 1 (Power Plant)
1. What is meant by renewable source of energy?
2. What is a power plant?
3. Name the different types of power plants?
4. What is a stream power plant?
5. What is meant by prime mover?
6. What is meant by thermal prime mover?
7. What are the main circuits of steam power plant?
8. List the advantages of steam power plant?
9. List the disadvantages of steam power plant?
10. Give the function of condenser in steam power plant?
11. What are the main components used in steam power plant?
12. Mention any two steam power plants located in India?
13. What is Ash handling?
14. What is the function of economiser?
15. What is an air pre-heater?
16. What are the different types of hydro power plants?
17. What is hydro electric power plant?
18. What is the purpose of penstock in hydro electric power plant?
19. Name the main parts of hydro electric power plant?
20. How are hydro electric power plant classified?
21. What is tail race?
22. What is head race?
23. What is meant by water head?
24. What is the function of hydraulic turbine?
25. What is penstock?
26. What is the use of spill way?
27. What is the use of pressure tunnel?
28. What is the function of surge tank?
29. What is draft tube?
30. List the advantages of hydro electric power plants.
31. What are the disadvantages of Hydro electric power plant?
32. What is a surge tank and its significance?
33. What is a water hammer?
34. Mention some main parts of a nuclear power plant?
35. State the working principle of Nuclear power plant?
36. Give the nuclear fission reaction?
37. What is the function of moderator?
38. Name the materials used as moderators?
39. What is the function of control rods?
40. Name few control rod material.
41. What is the use reflector?
42. What is the use of radiation shield?
43. Name any four types of nuclear reactors.
44. Write any two nuclear power plants in India?
45. What is meant by nuclear fission?
46. What are the advantages of nuclear power plant?
47. What are the disadvantages of nuclear power plant?
48. What are the requirements of nuclear fuels?
49. Differentiate nuclear fusion and fission?
50. What is chain reaction?
51. State the working principle of diesel engine power plant?
52. What are the advantages of diesel engine power plant?
47. What are the disadvantages of diesel engine power plant?
48. Mention the applications of diesel engine power plants?
49. What is a gas turbine power plant?
50. State the working principle of Gas turbine power plant?
51. What is the function of intercooler in gas turbine power plant?
52. Name the different components of a gas turbine power plant?
53. State the working principle of solar power plant?
54. Mention the types of solar power plant?
55. What is a solar pond?
56. What are solar collectors?
57. Mention the types of solar collectors?
58. State the working principle of wind power plant?
59. State the formula to calculate wind power?
60. What are the different types of wind mill?
61. Explain about solar and wind energies?
62. Give the advantages and disadvantages of wind energy?
63. Explain tidel energy?
64. What are the advantages of tidal power plant?
Turbine
1. Define turbine?
2. How turbines are classified?
3. What is an impulse turbine?
4. What is a reaction turbine?
5. Mention some of the applications of turbine?
6. Mention the importance of casing?
7. What is the function of a hydraulic brake in a turbine?
8. Differentiate between a steam turbine and a water turbine?
9. Mention few applications of steam turbine?
10. What is meant by compounding of an impulse turbine?
11. List out the main advantages of impulse-reaction turbines?
12. Differentiate between an impulse turbine and a reaction turbine?
13. List some of the main elements of a gas turbine?
14. Mention few advantages of gas turbines?
Pumps
1. Define pump?
2. How can you classify pump?
3. Define rotodynamic pump?
4. State the working principle of rotodynamic pump?
5. Define positive displacement pump?
6. State the working principle of positive displacement pump?
7. How a pump can be specified?
8. Define centrifugal pump?
9. What is priming?
10. Define casing of a pump?
11. What are the types of casing?
12. What is cavitation?
13. What are multistage centrifugal pump?
14. How can you classify centrifugal pumps?
15. What are the purpose of providing casing on the centrifugal pump?
16. Define reciprocating pump?
17. What are the types reciprocating pump?
18. What are the main components of a reciprocating pump?
19. Differentiate single acting and double acting pump?
20. Differentiate between a pump and a water turbine?
21. What is the suction head of a centrifugal pump?
Unit-2 (I.C. Engine)
1. Define heat engine?
2. Mention the classification of heat engine?
3. Define an external combustion engine?
4. Mention some of the applications of External combustion engines?
5. Define an internal combustion engines?
6. Mention some of the applications of internal combustion engines?
7. How is heat engines classified?
8. Define crankshaft?
9. Explain the functions of
(i) Piston and
(ii) Connecting rod.
10. What is a valve?
11. What is a flywheel?
12. What is TDC in I.C. Engine?
13. What is BDC in I.C. Engine?
14. Define the compression ratio in an I.C. Engine?
15. Define clearance volume?
16. Define swept volume.
17. Define power.
18. Define indicated power.
19. Define brake power.
20. Write short notes on Petrol engines?
21. What is SI engine?
22. Mention a few advantages of SI engines?
23. Write the applications of petrol engines.
24. What is CI engine?
25. What are the merits of CI engine?
26. What are the demerits of CI engine?
27. What are the applications of diesel engine?
28. Write short notes on Diesel engines.
29. Define stroke?
30. Define two-stroke engine?
31. Define four-stroke engine?
32. Write the applications of two-stroke engines?
33. Define Scavenging?
34. Mention the four strokes of an engine.
35. What are fuel lift pumps?
36. What are the types of fuel lift pumps?
37. What is carburettor?
38. State the functions of a carburettor?
39. Define an ignition system.
40. What is the function of spark plug?
41. What are types of cooling systems used in I.C. Engines?
42. Define lubrication?
43. What is meant by engine cylinder?
Boiler
1. Define a boiler.
2. What is the function of boiler?
3. How boilers are classified?
4. Define fire tube boilers.
5. Define water tube boilers.
6. Mention the classification of steam.
7. Mention the advantages of high pressure boilers.
8. State the main components of a boiler.
9. Give the applications of modern high pressure boilers.
10. What is scaling?
11. What is meant by boiler trial?
12. What do you mean by IBR?
13. Mention four boiler mountings.
14. Mention three boiler accessories.
15. What is the function of safety valve in a boiler?
16. What is the function of a fusible plug?
17. What is the function of a blow off cock?
18. What is the function of steam stop valve in a boiler?
19. What is the function of feed check valve?
20. What is the function of economiser?
21. What is the function of super heater?
22. Mention a function of feed pumps.
Unit-3 ( Refrigeration )
1. Define refrigeration?
2. Define refrigerator?
3. What is the purpose of refrigeration?
4. Define COP?
5. Define refrigeration effect?
6. Define ton of refrigeration.
7. Define capacity of refrigerator.
8. What is a refrigerant?
9. Mention the classification refrigerants.
10. Write short note on Freon – 12.
11. Give some important refrigerants.
12. List the types of refrigerators.
13. What is the function of compressor in the refrigeration system?
14. What is the use of throttle valve?
15. What is the use of evaporator?
16. What are the advantages of solar refrigeration?
17. What are the applications of refrigerants?
Air-conditioning
1. Define air-conditioning.
2. State the applications of air conditioning.
3. Define Moisture.
4. Define dry air.
5. What is humidity?
6. Define humidity ratio.
7. Define relative humidity.
8. Define DBT.
9. Define WBT.
10. Define Dew Point Temperature.
11. What is wet bulb depression?
12. What is psychometry?
13. What is an air-conditioner?
14. What are the types of air-conditioner?
15. Mention the function of compressor.
16. What is the function of condenser in AC system?
17. What is the function of evaporator in AC system?
18. What is humidification?
19. What is dehumidification?
20. Mention various types of air conditioning processes.
21. List the requirements of conditioned air.
22. Mention four applications field of air-conditioning.
23. Mention four industrial applications at air-conditioning.