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Gas Tungsten Arc welding
18

Gas Tungsten Arc welding MCQ with Answers

18) How to avoid burning fast of tungsten in TIG welding process?

Long arc length

By using DCEP

By not using shielding

By using contaminated base metal

Answer is:

By using DCEP

Gas Tungsten Arc welding MCQ with Answers

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Related Gas Tungsten Arc welding MCQ with Answers

19) Which part the equipment the electron beam is direct and controlled in an electron beam welding process?

Electron gun

Electron beam

Vacuum chamber

Atmosphere

Answer is:

Vacuum chamber

20) What devices are provided to reflect the light coming to the ends of ruby rod in laser beam welding?

Laser tube

Reflecting mirrors

Flash lamps

Shutter

Answer is:

Reflecting mirrors

21) Which gas is generally used in gas laser type welding?

Carbon - di - oxide

Neon gas

Argon gas

Oxygen

Answer is:

Carbon - di - oxide

22) In which welding process the work pieces are melted and jointed by narrow beam of light source?

Electron beam welding

Laser beam welding

Plasma arc welding

Micro plasma arc welding

Answer is:

Laser beam welding

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