{"book":"adl0568","page":248,"text":"( ۳۹ )\nقوت صرف نمیشود ( برخلاف دو صورت اول )\nستيل یارد : ـ يك قسم ترازو ميباشد كه بذريعة\nآن اشيای ثقیل را بآسانی وزن كرده ميتوانيم يك سيخ\nفولادی میباشد كه يك موضع آنرا بريك پايه اينقسم كرده\nمیشود كه يك بازوی آن به نسبت بازوی دگر در طول\nبسيار زياد باشد و همراه بازوی خورد يك پله مضبوط\nپيوسته ميباشد و بر بازوی دگر نشانات ميباشند و يك\nوزن متحرك بر طول بازوی کلان حركت ميكنند وزن\nحركت كننده بر كدام نشان برسد و همراه وزن در\nپله موجود است حالت موازنه پيدا كند تحرير آن\nنشان وزن آن شی را نشان میدهد چرخ و محور پیوسته :\nمشتمل بريك چرخ ومحور ميباشد كه گرد چرخ نيز يك\nريسمان دور خورده ميباشد و گرد محور نيز بر ریسمان\nگرد چرخ قوت صرف میشود و بر ریسمان گرد محور\nوزن اویزان میباشد چون که قوت -|- نصف قطر\nچرخ = وزن -|- نصف قطر محور لہذا اگر نسبت\nنصف قطر چرخ و محور ٥ : ۱ باشد اگر بر ریسمان","chars":777,"image":"https://storage.googleapis.com/adl-page-images/adl0568/00248.jpg","first_page":1,"last_page":597,"title":"Muʻarrif-i maʻārif معرف معارف","permalink":"https://afghanpress.org/book/adl0568/248","canvas":"https://afghanpress.org/iiif/adl0568/canvas/248","source":"https://afghanistandl.nyu.edu/books/adl0568/","source_pdf":"https://afghanistandl.nyu.edu/pdf/adl0568_download.pdf","rights":{"image":{"statement":"Public domain. NYU states: \"All works presented on this website are, unless otherwise indicated, in the public domain. The images available on this website may be freely reproduced, distributed and transmitted by anyone for any purpose, commercial or non-commercial.\"","uri":"http://rightsstatements.org/vocab/NoC-US/1.0/","holder":"New York University Libraries","source":"https://afghanistandl.nyu.edu/about.html","delivery":"Images are served from a copy mirrored by this project, not from NYU's servers, under the reproduction terms above.","endorsement":"This is an independent project. It is not affiliated with, endorsed by, or reviewed by New York University."},"text":{"statement":"Machine-generated transcription, dedicated to the public domain under CC0 1.0. No warranty of accuracy: see the provenance block on every page.","uri":"https://creativecommons.org/publicdomain/zero/1.0/","holder":"Steps Ventures"}},"provenance":{"text_produced_by":"gemini-3.1-pro-preview","thinking_level":"low","read_completed":"2026-08-09","per_page_confidence":null,"per_page_confidence_note":"Not recorded during the corpus run. No calibrated per-page score exists, and none is estimated here.","human_reviewed":false,"accuracy_context":"Roughly two thirds of characters agree with a modern printed edition of the same text. Much of the disagreement is editorial, not misreading. Treat the transcription as a finding aid and read the page image before quoting.","primary_source":"The page image. The text is an index into it."}}