Practice question
In an engineering drawing, which abbreviation written on a dimension indicates that it is for reference or extra information and is NOT really required for manufacturing?
- 1REF✓
- 2NR
- 3PER
- 4EXT
Correct answer
REF
Download Single Question PDF
Save this question and verified answer as a clean study sheet with live clickable link.
Share with Friends & Study Groups
Challenge your peer aspirants on WhatsApp or Telegram to solve this question!
Preparing for Government & Competitive Exams?
Practice full-length mock tests with real exam timers, instant score analysis, and all-India ranking.
Related Practice Questions
Recommended practice questions in competitive exams