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a) Discuss the heat generation mechanism in electric arc welding and oxy-acetylene gas welding. b) Discuss the...

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Mechanical Engineering

a) Discuss the heat generation mechanism in electric arc weldingand oxy-acetylene gas welding.

b) Discuss the generation of neutral, reducing and oxidizingflame in gas welding along with the application of each type offlame.

c) Draw schematics of Metal Inert Gas (MIG) and Tungsten InertGas (TIG) welding process, and discuss the difference between them.Also, very briefly mention the different between these processesand submerged arc welding processes.

Answer & Explanation Solved by verified expert
4.5 Ratings (838 Votes)
A Heat Generation Mechanism of 1 Elecric Arc WeldingArc welding comes under the category of fusion welding It usesan electrical occurrance called arc discharge to generate heatArc discharge means releasing current in air When voltage isapplied between two electrodes seperated at a specific distanceand the voltage is increased gradually the insulation of airbetween the electrodes breaks and the current jumps from oneelectrode to the other discharging bright light and high heatalongIn the electric welding process welding rod or wire and themetal on which the    See Answer
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