Answer / sher bahadur

Due to potential difference between two electrodes arc produces in electric arc furnace.

Answer / khushi

because of high temperature supplied to electrodes,electron jumps to molten metal and surrounding gas gets ionized. This is how arc produces.

Answer / brij

by electric resistance,due to flow electricity with high
resistance circuiet heat is gunerated.

Define grinding.

0 Answers   Essar,

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What is iron ferrite and what is it used for, and where is it found?

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How gold can be separated from mercury?

0 Answers  

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we have many gas turbine blades, during the shot blasting process some of shots entrapeed in the cooling hole of blades..how can we remove the shots entrapped in holes????

1 Answers  

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Which metals do not react with lithium bromide ad why?

0 Answers  

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For the same part, it is possible to Specify the two different type of Hardness with same scall(EX-Quenching and tempering==>450 to 500HV30 & Hardening and Austempering 330- 380HV30)

0 Answers  

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Why is chromium molybdenum steels used to build pressure vessels? Define what is special about the properties of chromium molybdenum steels that make them ideal for pressure vessels?

0 Answers  

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Why is chromium molybdenum steels used to build pressure vessels?

0 Answers  

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Discuss about advatages and limitations of powder metallurgy.

0 Answers   John Deere,

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what is the metallurgy use?

0 Answers  

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How we describe strain aging based on dislocation theory?

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What is the metallurgy use? What is the casting and forging?

0 Answers  

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