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12055. Neutral flame is usd to weld

September 13, 2025 by Admin

steel

cast iron

copper

all of these

✅ The correct answer is option D.

Categories Engineering, Mechanical Engineering, Workshop Technology MCQs Tags Engineering MCQs, Mechanical Engineering MCQs, Workshop Technology MCQs

12053. The rivet head used for boiler plate riveting is usually

12057. Two bars of different materials and same size are subjected to the same tensile force. If the bars have unit elongation in the ratio of 2:5, then the ratio of modulus of elasticity of the two materials will be

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