1.

Match List-I (Welding) with List-II (Application) and select the correct answer using the codes given below the Lists: List-I (Welding) List-II (Application) 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 heat for agricultural Machinery 5. Joining rails, pipes and thick steel sections Codes:

A. A\[\to \]2, B\[\to \]5, C\[\to \]1, D\[\to \]3
B. A\[\to \]4, B\[\to \]5, C\[\to \]1, D\[\to \]3
C. \[\frac{\rho \,\omega \,{{D}^{2}}}{\mu }\]  
D. A\[\to \]4, B\[\to \]3, C\[\to \]5, D\[\to \]1
Answer» D. A\[\to \]4, B\[\to \]3, C\[\to \]5, D\[\to \]1


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