GATE PI · 2023 · PI
Question 34: Joining of Materials
Give it a try, then reveal the answer to check your work.
Question 34
PINAT1 markNeeds review
Two metal sheets are joined using resistance spot welding. A weld current of 4500 A is applied for 0.2 s. The effective contact resistance at the sheet interface is
. The thermal efficiency of the weld process is 50 %. The amount of heat, in J, used for producing a spot weld is _____(in integer).Log in to check the answer
You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerEXPLORE & PRACTISE
Paper and topic context
See where this question comes from and choose what to practise next.
2023PI
GATE PI 2023 · Paper 1
Production and Industrial Engineering · Original paper archive
- Section
- Production and Industrial Engineering
- Question type
- Numerical answer (NAT)
- Marks
- 1 mark
Practise related topics
Explore more previous year questions using this question’s imported topic tags.
production engineering
GATE PI previous year questions
industrial engineering
GATE PI previous year questions
manufacturing
GATE PI previous year questions
joining materials
GATE PI previous year questions
Joining of Materials
GATE PI previous year questions
Comments
Ask a question, share your approach, or help someone understand.
Log in to view the discussion
You’re not logged in. Log in or create an account to see discussions and add comments.