It’s important to be careful here: is not a standard author name for a widely recognized mechanical engineering objective book (unlike R.S. Khurmi, R.K. Jain, or Made Easy).
If you meant R.S. Khurmi or R.K. Jain, those are available legally on Archive.org and in most libraries. Avoid illegal PDF sites – they often have malware or incomplete scans. ds kumar mechanical objective pdf
Drop a comment if you have the correct author name/year of publication. Will help others searching too. If you share the exact exam you’re preparing for (SSC JE, GATE, etc.), I can recommend the best objective PDFs actually used by toppers. It’s important to be careful here: is not
Has anyone come across a mechanical engineering objective book by DS Kumar? I can’t find it in standard references. ds kumar mechanical objective pdf