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In spot pulsed laser welding of aluminum plates (density = 2700 specific heat =896J/kg, melting temperature = 933K, latent heat of melting is 380 kJ/kg) at a temperature of Pulse with energy of 0.5 J is focused on to area of 0.05 mm2. If the entire energy is coupled into the material. What will be depth of weld assuming crosssection area of weld as circular and uniform throughout depth and only heat conduction in direction of penetration?
  • a)
    5.34 mm
  • b)
    2.15 mm
  • c)
    4.23 mm
  • d)
    3.85 mm
Correct answer is option 'D'. Can you explain this answer?
Verified Answer
In spot pulsed laser welding of aluminum plates (density = 2700 speci...
Let depth = d
Volume of weld = Ad

d = 3.84 mm
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In spot pulsed laser welding of aluminum plates (density = 2700 speci...
Let depth = d
Volume of weld = Ad

d = 3.84 mm
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In spot pulsed laser welding of aluminum plates (density = 2700 speci...
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In spot pulsed laser welding of aluminum plates (density = 2700 specific heat =896J/kg, melting temperature = 933K, latent heat of melting is 380 kJ/kg) at a temperature of Pulse with energy of 0.5 J is focused on to area of 0.05 mm2. If the entire energy is coupled into the material. What will be depth of weld assuming crosssection area of weld as circular and uniform throughout depth and only heat conduction in direction of penetration? a)5.34 mmb) 2.15 mmc) 4.23 mmd)3.85 mmCorrect answer is option 'D'. Can you explain this answer?
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In spot pulsed laser welding of aluminum plates (density = 2700 specific heat =896J/kg, melting temperature = 933K, latent heat of melting is 380 kJ/kg) at a temperature of Pulse with energy of 0.5 J is focused on to area of 0.05 mm2. If the entire energy is coupled into the material. What will be depth of weld assuming crosssection area of weld as circular and uniform throughout depth and only heat conduction in direction of penetration? a)5.34 mmb) 2.15 mmc) 4.23 mmd)3.85 mmCorrect answer is option 'D'. Can you explain this answer? for Mechanical Engineering 2025 is part of Mechanical Engineering preparation. The Question and answers have been prepared according to the Mechanical Engineering exam syllabus. Information about In spot pulsed laser welding of aluminum plates (density = 2700 specific heat =896J/kg, melting temperature = 933K, latent heat of melting is 380 kJ/kg) at a temperature of Pulse with energy of 0.5 J is focused on to area of 0.05 mm2. If the entire energy is coupled into the material. What will be depth of weld assuming crosssection area of weld as circular and uniform throughout depth and only heat conduction in direction of penetration? a)5.34 mmb) 2.15 mmc) 4.23 mmd)3.85 mmCorrect answer is option 'D'. Can you explain this answer? covers all topics & solutions for Mechanical Engineering 2025 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for In spot pulsed laser welding of aluminum plates (density = 2700 specific heat =896J/kg, melting temperature = 933K, latent heat of melting is 380 kJ/kg) at a temperature of Pulse with energy of 0.5 J is focused on to area of 0.05 mm2. If the entire energy is coupled into the material. What will be depth of weld assuming crosssection area of weld as circular and uniform throughout depth and only heat conduction in direction of penetration? a)5.34 mmb) 2.15 mmc) 4.23 mmd)3.85 mmCorrect answer is option 'D'. Can you explain this answer?.
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