B.TechSemester 52022-23Advance WeldingKME055

Advance Welding (KME055) - AKTU Question Paper 2022-23

B.Tech · Semester 5 · Free PDF Download

This is the official AKTU Advance Welding Previous Year Question Paper for B.Tech Semester 5, academic session 2022-23. Published by Dr. A.P.J. Abdul Kalam Technical University (AKTU/UPTU), Lucknow. Free PDF download — no login required.

Course:B.Tech

Semester:Semester 5

Session:2022-23

University:AKTU / UPTU

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Questions Asked in 2022-23

Advance Welding (KME055) — extracted question text

Section AAttempt all questions in brief. 2x10 = 20

b
Describe the differenc e between DCEP and DCEN
c
Explain the function of flux in the welding
d
List any two solid state welding processes
e
Explain peak temperature
g
Describe surfacing in brief
h
Define weldability. (i) Describe the meaning of NDT. (j) Explain the use of w elding symbols in brief

Section BAttempt any three of the following: 10x3 = 30

a
Explain the classification of welding processes. Discuss th e health and safety measures in welding
b
Describe plasma arc welding and gas metal arc welding with neat sketches
c
Illustrate: (i) Weld thermal cycle (ii) Residual stresses in welding
d
Explain welding of cast iron in details. Also explain the effects of alloying elements on weldability
e
Illustrate different types of weld defects with neat sketch es. Also explain their causes and remedies

Section CAttempt any one part of the following: 10x1 = 10

a
Describe: (i) Constant voltage power source characteristics (ii) Constant current power source characteristics
b
The dc arc current has volta ge – length characteristics as V = (10+30L) volts. The characteristics of power source is V = (60 – 0.07I) volts. Determine the optimum arc length and corresponding arc power
a
Explain the followi ng with neat sketches: (i) Electron beam welding (ii) Explosive welding
b
Describe the following with neat sketches: (i) Manual metal arc welding (ii) Friction welding
a
Illustrate: (i) Weld distortion (ii) Peak temperature
b
Discuss the following in detail: (i) Cooling rate in welding (ii) solidification rate in welding
a
Explain with neat sketches: (i) Cladding (ii) Hardfacing
b
Explain with neat sketches: (i) Reclamation welding (ii) Metallizing
a
Illustrate different type of weld joints with neat sketches . Also explain different types of welds
b
Illustrate the difference be tween DT and NDT. Illustrate liquid penetrant test in detail with neat sketch

Question text is extracted from the official AKTU question paper PDF above. Check the original PDF for equations, diagrams and complete wording. Extracted: 2026-08-23.

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