B.TECH - Semester 4 manufacturing process Question Paper 2021 (dec)
Practice authentic previous year university questions for better exam preparation.
Sample Questions
- Differenliale between green sand moulding and dry sand moulding.
- Explain any two types of patterns.
- Differentiale core sand from parting sand.
- List any four advanlages of centrifugal casting
- Lisl any four factors affecting weldability.
- Explain the process of TIG welding.
- How are welding differs from gas welding?
- Explain any turn methods of inspecting welded parts
- How cold rolling differs from hot rolling?
- Skelch and desoribe impacl extrusion process. $$ (10 \times 4=40 \text { Marks }) $$ P.T.O. Answer any one queslions Irom each Module.
- (a) With neal skelches, explain the funclicning of runner and riser.
- (b) Explain any four lypes of pallern allowances with the aid of drawings 12 (a) Describe the desired properties of moulding sand.
- (b) What is mean by directional soliditicalion? Explain the factors afiecting it.
- (a) With a sketch, explain the heal affected zones of welding process
- (b) Describe the advantages and limilations of arc and gas welding.
- (a) Illustrale the principle of thermil welding.
- (b) What is the use of flux in welding? Describe diferent types of fluxes used in welding.
- (a) With neat sketches, explain the rolling of I section and channels from the blooms and billets.
- (b) Describe any four hypes of larging defects.
- (a) Explain the roliing of seamless lubes with the aid of dingrams.
- (b) List the advantages and limitalions of pressure forging. ( $3 \times 20=60$ Marks)