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Q.14 What happens to metal deposition if welding operation is performed with reverse polarity(DCEP)
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Q.13 Which of the following is a solid state joining
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Q.12 Stable arc produced by
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Q.11 In arc welding, eyes need to be protected against [SSC JE]
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Q.10 Electrode gets consumed in the following welding process [SSC JE]
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Q.9 Stud and projection welding belong to the following category of welding [SSC JE]
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Q.8 Preheating of work is essential in welding [SSC JE]
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Q.7 What is the full form of DCEP in arc welding [RRB JE]
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Q.6 In reverse polarity welding electrode holder is [RRB JE]
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Q.5 The distance from the joint root to the toe of the weld is called [RRB JE]
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Q.4 The main criterion for the diameter of the electrode in arc welding is [SSC JE]
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Q.3 Aircraft body is usually fabricated by
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Q.2 Open circuit voltage for arc welding is if the order of [SSC JE]
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Q.1 In arc welding the electric Arc is produced between the work and the electrode by [SSC JE]
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Thermal Engg Lec-05
Thermal Engg Lec-05