Manufacturing Processes (BME403) - AKTU Question Paper 2024-25
B.Tech · Semester 4 · Free PDF Download
This is the official AKTU Manufacturing Processes Previous Year Question Paper for B.Tech Semester 4, academic session 2024-25. Published by Dr. A.P.J. Abdul Kalam Technical University (AKTU/UPTU), Lucknow. Free PDF download — no login required.
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Questions Asked in 2024-25
Manufacturing Processes (BME403) — complete question paper · 70 marks · 3 Hours
- aWhy machining allowance is provided in casting?
- bExplain the casting defects and residual stresses
- cDefine Rapid prototyping
- dDifferentiate between single point and multi point cutting tool
- eExplain friability in grinding
- fDifferentiate between brazing and soldering process?
- gHow non-conventional machining differs from conventional machi ning process?
- aDifferentiate the hot working and cold working process. Just ify which process is best suitable for wire drawing?
- bWhat do you understand by Tool geometry? Explain the various a n g l e s along with the designation of the given tool in terms of the AS A reference system
- cExplain grade in the grinding wheel. Outline the grinding wh eel specification by using the follow ing marking of a grinding whee l as per ISO
- dExplain the working of TIG & M IG welding in detail with the help of neat sketches
- eWrite brief notes on the following: (i) Electron beam Machining (EBM) (ii) Electrochemical machining (ECM)
- aDefine extrusion process in detail. Give the advantage, limi tations and shapes can be produced by extrusion
- bExplain the solidification phenomena in casting. Discuss the heat transfer during solidification of a casti ng of a pure metal with the hel p of cooling curve
- aIn an orthogonal cutting opera tion, the following data have been observed: Uncut chip thickness = 0.127 mm Width of cut = 6.35 mm Cutting speed = 2 m/s Rake angle = 10° Cutting force = 567 N Thrust force = 227 N Chip thickness = 0.228 mm Determine the shear angle, the friction angle, shear stress alo ng the shear plane, and power of the cutting operation
- bWhat do you understand by tool wear? Explain crater wear and flank wear with the help of suitable diagram
- aWhat is super finishing? Write short notes on Honing, Lappin g and Polishing process
- bExplain the Grinding wheel wear . Also differentiate between dressing and truing
- aExplain the principle of Resis tance welding process. Discuss h o w h e a t balance is achieved in resistant spot welding?
- bWhat is HAZ in arc welding? D iscuss the phenomenon of weld d ecay in HAZ with the help of suitable diagram
- aExplain the working principle of Abrasive JET Machining (AJM ) with a neat diagram. Also explain the effect of standoff distance and abrasive grit size on material removal rate in the AJM
- bWhat does LASER stand for? Explain the Principle of Laser be am machining (LBM)with a neat diagram
Question text is extracted from the official AKTU question paper PDF above. Hindi translations are omitted — every question is printed in English in the original paper. Last verified: 2026-08-23.
Repeated Questions — BME403
Questions that appeared in more than one session, found by comparing 2 years of Manufacturing Processes papers (2024-25, 2025-26)
Write brief notes on the following: (i) Electron beam Machining (EBM) (ii) Electrochemical machining (ECM)
Appeared in: 2024-25 · 2025-26
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