Question

Question 02
(a) i) Draw a diagram to illustrate each of the following.
 Clearance fit
 Transition fit
 Interference fit
ii) How does gaging differ from measuring?
(b) i) Give an example of contact and noncontact inspection technique
ii) Explain the function of the followings in inspection techniques.
 Tensile Test
 Impact Test
 Liquid Penetration
 Radiography
(c) i) Name the components of Iron ore. Give four examples
ii) What are the materials added to the blast furnace other than iron ore in making pig iron? Give the main functions of the added materials.
(d) i) Give advantages and disadvantages of using cupola in production of cast iron.
ii) “Puddling furnace is a reverberatory furnace”, explain the meaning of this statement.
iii) Discuss the advantages of having slag in “wrought iron”.

Answer 1