Question
Download Solution PDFమైక్రోమీటర్లలో కరుకుదనం గ్రేడ్ సంఖ్య 'N4' విలువ ఎంత
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFవివరణ:
- ISO ఒక డ్రాయింగ్పై ఉపరితల కరుకుదనాన్ని పేర్కొనేటప్పుడు ఉపయోగించాల్సిన ప్రాధాన్య రఫ్నెస్ విలువలు మరియు సంబంధిత కరుకుదనం గ్రేడ్ నంబర్ల శ్రేణిని సిఫార్సు చేసింది.
- ఈ విలువలు మరియు గ్రేడ్ సంఖ్యలు:
కరుకుదనం విలువలు, R a (μm) | కరుకుదనం గ్రేడ్ సంఖ్య | కరుకుదనం చిహ్నం |
50 | N 12 | ∼ |
25 | N 11 | ∇ |
12.5 | N 10 | |
6.3 | N 9 | ∇∇ |
3.2 | N 8 | |
1.6 | N 7 | |
0.8 | N 6 | ∇∇∇ |
0.4 | N 5 | |
0.2 | N 4 | |
0.1 | N 3 | ∇∇∇∇ |
0.05 | N 2 | |
0.025 | N 1 |
Last updated on Jun 11, 2025
-> The RRB NTPC Admit Card 2025 has been released on 1st June 2025 on the official website.
-> The UPSC Prelims Result 2025 and UPSC IFS Result 2025 has been released @upsc.gov.in
-> Railway Recruitment Board activated the RRB ALP application form 2025 correction link, candidates can make the correction in the application form till 31st May 2025.
-> The Railway Recruitment Board (RRB) has released the official RRB ALP Notification 2025 to fill 9,970 Assistant Loco Pilot posts.
-> The Railway Recruitment Board (RRB) has released the official RRB ALP Notification 2025 to fill 9,970 Assistant Loco Pilot posts.
-> The official RRB ALP Recruitment 2025 provides an overview of the vacancy, exam date, selection process, eligibility criteria and many more.
->The candidates must have passed 10th with ITI or Diploma to be eligible for this post.
->The RRB Assistant Loco Pilot selection process comprises CBT I, CBT II, Computer Based Aptitude Test (CBAT), Document Verification, and Medical Examination.
-> This year, lakhs of aspiring candidates will take part in the recruitment process for this opportunity in Indian Railways.
-> Serious aspirants should prepare for the exam with RRB ALP Previous Year Papers.
-> Attempt RRB ALP GK & Reasoning Free Mock Tests and RRB ALP Current Affairs Free Mock Tests here