Match the following Welding Process A. Thermit welding

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Match the following
Welding Process
A. Thermit welding
B. Projection welding
C. MIG welding
D. Friction welding
Heat Source
1. Electric arc
2. Mechanical work
3. Exothermic Chemical reaction
4. Ohmic resistance

1. A - 3, B - 4, C - 2, D - 1
2. A - 1, B - 4, C - 2, D - 3
3. A - 4, B - 3, C - 2, D - 1
4. A - 3, B - 2, C - 4, D - 1

Correct Option: A

Thermit welding - Exothermic chemical Reaction Projection welding - Ohmic Resistance
MIG welding - Mechanical work