{"id":"fizyka-2012-maj-matura-podstawowa/zad/20","paper_id":"fizyka-2012-maj-matura-podstawowa","number":"20","points":null,"ptype":"open","subject":"fizyka","category":"matura","year":2012,"month":"maj","level":"podstawowa","text":"Zadanie 20. Pomiar ogniskowej soczewki (5 pkt)","answer":null,"answer_text":null,"solution":null,"image":"img/fizyka-2012-maj-matura-podstawowa/zad-20.webp","solution_image":null,"topics":null,"page_from":9,"source":"ocr","answer_source":null,"answer_text_source":null,"solution_source":null,"text_source":"ocr","source_label":"Fizyka · Matura · maj 2012 (podstawowa)","subject_label":"Fizyka","category_label":"Matura","text_html":"<p>Zadanie 20. Pomiar ogniskowej soczewki (5 pkt)</p>","solutions":[]}