Dear Students, Dtd: 8.1.2013
I know exam is on 11.1.2013 and go through the following on tomorrow and day after
Fig. 2 Block diagram of a lathe-principal parts of lathe machine, Operations involved on the machines
Taper turning methods. Principals of working of a shaper, principal parts of a shaper- Fig. 31 shaping operations (1.5.7)
Principal of working of a planer: Types of planing machine and parts of planer (Fig. 35) and that of milling machine.(Fig. 41)and drilling machine ( Fig 59).......
Single point cutting tool (Fig. 76) . Chip formation & types of chips.(1.10.9), (1.10.10)
Refer highlights of Chapter 1 for answers page # 1.62 Refer Vineet Jain's book.
Important Questions: are shown in dark black.
(Q Nos are1,4,6,8,9,10,11,13,15,16,18,21,22,25,27,32,34,35,37,39,42,43,45,46)
1. What is thermodynamic and the laws on which it is based?
2. What is thermodynamic equilibrium and explain types?
3. Write short note on heat and work.
4. Explain the Zeroth law of Themodynamic.
5. Explain i) Constant volume process ii) Constant pressure process iii) Isothermal process iv) Adiabatic process
6. State the second law of thermodynamic with Kelvin Plank and Clausius statements.
7. Explain third law of thermodynamics.
8. Explain the Enthalpy, Internal Energy and Entropy.
9. Study graph on properties of steam.
10 What are types of steam i.e. Wet steam, Dry steam, Saturated steam and Superheated steam?
11 What dryness fraction? How do we get dryness fraction?
12. What are the properties of steam? (specific press, specific volume, specific temp, specific enthalpy, specific entropy and specific internal energy.
13. What is steam table and mollier chart. Numerical explained in class.
14. What is boiler? which factors effect the boiler selection?
15. What is Refrigeration and Air conditioning?
16. What do you mean by rating of refgrigerating machine? What is TR?
17. Explain COP.
18. Explain simple vapour compression refrigeration system/ cycle (VCRS or VCRC).
19. Whart are the elements/ parts of VCRC?
20. What is refrigerant? and classify refrigerants.
21 What is Psychrometry and the chart shows?
22. Write short note on human comforts.
23 .What are hydraulic machines? give examples.
24 What is hydraulic turbine and pump? classify turbines and pumps.
25. Explain impulse and reaction turbine.
26. Define: Tangential, axial, radial and mixed flow turbines.
27. Explain the construction & working of a Pelton wheel/ turbine.with a neat diagram.
28 .Explain the construction & working of a Francis turbine.with a neat diagram.
29. Explain the construction & working of a Kaplan turbine.with a neat diagram.
30 .Explain sp. speed and What is range of specific speed?
31. What is draft tube?
32. What is Centrfugal and Reciprocating pump? Differentiate.
33. What is priming? Why is it necessary?
34. What do you mean by power transmission? State the methods and devices.
35. Explain belt drives with neat sketches and material of the belt
36. What is slip and how it affects the velocity ratio?
37. What is velocity ratio? Give an expression for open and crossed belt drive.
38. Derive tension ratio and power transmission derivation.
39. Explain clutch, gear drives and classifications for both.
40. Explain single and multiple clutch with diagrams.
41. Explain stresses, strains, Hook's law, young modulus, Modulus of elasticity, bulk modulus and modulus of rigidity.
42. What is poisson's ratio?
43. Draw a typical stress-strain diagram/ curve for a ductile specimen.
44. Define factor of safety and its significance.
45. Establish relationship between E, G and K.
46. Stresses on compound bar.
47. What is beam?
Refer my BLOG and Book for answers, which are not on blog..
.
I know exam is on 11.1.2013 and go through the following on tomorrow and day after
Fig. 2 Block diagram of a lathe-principal parts of lathe machine, Operations involved on the machines
Taper turning methods. Principals of working of a shaper, principal parts of a shaper- Fig. 31 shaping operations (1.5.7)
Principal of working of a planer: Types of planing machine and parts of planer (Fig. 35) and that of milling machine.(Fig. 41)and drilling machine ( Fig 59).......
Single point cutting tool (Fig. 76) . Chip formation & types of chips.(1.10.9), (1.10.10)
Refer highlights of Chapter 1 for answers page # 1.62 Refer Vineet Jain's book.
Important Questions: are shown in dark black.
(Q Nos are1,4,6,8,9,10,11,13,15,16,18,21,22,25,27,32,34,35,37,39,42,43,45,46)
1. What is thermodynamic and the laws on which it is based?
2. What is thermodynamic equilibrium and explain types?
3. Write short note on heat and work.
4. Explain the Zeroth law of Themodynamic.
5. Explain i) Constant volume process ii) Constant pressure process iii) Isothermal process iv) Adiabatic process
6. State the second law of thermodynamic with Kelvin Plank and Clausius statements.
7. Explain third law of thermodynamics.
8. Explain the Enthalpy, Internal Energy and Entropy.
9. Study graph on properties of steam.
10 What are types of steam i.e. Wet steam, Dry steam, Saturated steam and Superheated steam?
11 What dryness fraction? How do we get dryness fraction?
12. What are the properties of steam? (specific press, specific volume, specific temp, specific enthalpy, specific entropy and specific internal energy.
13. What is steam table and mollier chart. Numerical explained in class.
14. What is boiler? which factors effect the boiler selection?
15. What is Refrigeration and Air conditioning?
16. What do you mean by rating of refgrigerating machine? What is TR?
17. Explain COP.
18. Explain simple vapour compression refrigeration system/ cycle (VCRS or VCRC).
19. Whart are the elements/ parts of VCRC?
20. What is refrigerant? and classify refrigerants.
21 What is Psychrometry and the chart shows?
22. Write short note on human comforts.
23 .What are hydraulic machines? give examples.
24 What is hydraulic turbine and pump? classify turbines and pumps.
25. Explain impulse and reaction turbine.
26. Define: Tangential, axial, radial and mixed flow turbines.
27. Explain the construction & working of a Pelton wheel/ turbine.with a neat diagram.
28 .Explain the construction & working of a Francis turbine.with a neat diagram.
29. Explain the construction & working of a Kaplan turbine.with a neat diagram.
30 .Explain sp. speed and What is range of specific speed?
31. What is draft tube?
32. What is Centrfugal and Reciprocating pump? Differentiate.
33. What is priming? Why is it necessary?
34. What do you mean by power transmission? State the methods and devices.
35. Explain belt drives with neat sketches and material of the belt
36. What is slip and how it affects the velocity ratio?
37. What is velocity ratio? Give an expression for open and crossed belt drive.
38. Derive tension ratio and power transmission derivation.
39. Explain clutch, gear drives and classifications for both.
40. Explain single and multiple clutch with diagrams.
41. Explain stresses, strains, Hook's law, young modulus, Modulus of elasticity, bulk modulus and modulus of rigidity.
42. What is poisson's ratio?
43. Draw a typical stress-strain diagram/ curve for a ductile specimen.
44. Define factor of safety and its significance.
45. Establish relationship between E, G and K.
46. Stresses on compound bar.
47. What is beam?
Refer my BLOG and Book for answers, which are not on blog..
.
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