General Studies · Engineering Drawing
According to ISO and Bureau of Indian Standards (BIS), what does the basic check-mark symbol (√) without any additional bars or circles represent in surface finish texture indications?
- 1Material removal by machining is mandatory
- 2Material removal is strictly prohibited
- 3The surface requires a specific coating process
- 4A general indication of surface texture where production method is optional✓
Correct answer
A general indication of surface texture where production method is optional
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