Match List – I (Welding) with List – II (Application) and select the correct answer
List – I List – II
A. Explosive 1. Joining thick sheets
B. Ultrasonic 2. Manufacture of heat exchanges
C. Thermite 3. Joining thin sheets or wires of similar/dissimilar metals
D. Projection 4. Joining hydraulic piston rods for agricultural machinery
5. Joining rails pipes are thick steel sections
Codes: A B C D
(a) 2 5 1 3
(b) 4 5 1 3
(c) 2 3 5 1
(d) 4 3 5 1