1) Describe what do you understand by the term source and sink? For the same compression ratio state which of two cycles the Otto and Diesel is more efficient? describe what is an air standard cycle? Describe what is quality of steam? Specify what is meant by the dryness fraction of the steam? State few exs for the solid, liquid and gaseous fuels.describe the calorific value of fuel?
2) describe the special purpose of lathes? Specify the function of back gear? describe the different types of chucks that are available? Specify the several kinds of drilling machine tools. describe the counter boring operation. Describe the differences between the vertical turret lathe and the vertical boring machine? Compare and contrast the plain and universal milling. Describe the standard size of the planer?
3) What are the different kinds of Precision grinders? describe the several broaching methods that are available? Sketch layout of lathe and describe the various parts of Lathe. describe the different kinds of Lathe. Describe in brief. State different kinds of drilling machines operation and describe each with the neat sketch. describe the different work holding devices in a drilling machine? Describe Horizontal boring machine with a neat diagram in detail.