B.TechSemester 52021-22Advance WeldingKME-055

Advance Welding (KME-055) - AKTU Question Paper 2021-22

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 2021-22. 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:2021-22

University:AKTU / UPTU

Rate this paper

Questions Asked in 2021-22

Advance Welding (KME-055) — complete question paper

Section AAttempt all q u e s t i o n s i n b r i e f . 2 x 1 0 = 2 0

a
What is the function of flux in the welding?
b
What is the principle involved in resistance welding
c
Draw the weld symbols for double U and single V-joint
d
How radial friction welding is u sed to join the collars shaft and tube
e
What are the effect of gases in welding
f
Define the health & safety in welding
g
How is the carbon equivalent value calculated?
h
Write short note on the bend test. i. Describe the factor affecting weldability of copper alloys. j. Describe the arc blow

Section BAttempt any three o f t h e f o l l o w i n g : 1 0 x 3 = 3 0

a
Describe TIG welding process with neat sketch. What are the ad vantages and limitation of TIG welding over MIG welding?
b
The dc arc current has voltage – length characteristics as V = (10+30L) volts. The characteristics of power source is V = (60 – 0.07I) volts. Dete rmine the optimum arc length and corresponding arc power
c
Define residual stresses in welding. State and explain the maj or factors responsible for residual stress?
d
Briefly describe the various we ld defect and distortion in welding and its causes and remedies
e
Write short note on : i. Gas metal reaction ii. Slag metal reaction

Section CAttempt any one p a r t o f t h e f o l l o w i n g : 1 0 x 1 = 1 0

a
Briefly classify the process selection criteria of welding process?
b
Classify the different types of metal transfer used in vari ous types of arc welding process with neat sketch?
a
Describe the laser beam welding. Explain the principle behi nd the generation of laser with neat sketch and also write the various application of laser of beam welding?
b
Define the Magnetically impelled arc butt (MIAB) welding pr ocedure, limitation and application of this process. . Attempt any one p a r t o f t h e f o l l o w i n g : 1 0 x 1 = 1 0
a
Explain the factor affecting changes in microstructure and mechanical properties of heat affected zone
b
Discuss in detail about weld thermal cycles with neat sketc h and also mention the factor affecting change in microstructure and HAZ
a
Discuss about the different types of weld joint with neat sketch
b
Explain the following i. Dye penetrant testing iii. Inspection of weld ii. Discontinuities in weld and their causes
a
what is metallizing process ?how the surface of work must b e prepared for this process also describe the nature of bond between sprayed metal and work
b
Discuss the effect of alloyi ng element of the weldability. Explain the welding of dissimilar metal briefly

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 — KME-055

Questions that appeared in more than one session, found by comparing 3 years of Advance Welding papers (2021-22, 2022-23, 2023-24)

The dc arc current has voltage – length characteristics as V = (10+30L) volts. The characteristics of power source is V = (60 – 0.07I) volts. Dete rmine the optimum arc length and corresponding arc power

Appeared in: 2021-22 · 2022-23 · 2023-24

What is the function of flux in the welding?

Appeared in: 2021-22 · 2022-23

Write short note on : i. Gas metal reaction ii. Slag metal reaction

Appeared in: 2021-22 · 2023-24

Classify the different types of metal transfer used in vari ous types of arc welding process with neat sketch?

Appeared in: 2021-22 · 2023-24

Explain the factor affecting changes in microstructure and mechanical properties of heat affected zone

Appeared in: 2021-22 · 2023-24