{"id":"m30-2013-pazdziernik-egzamin-zawodowy-pisemny/zad/31","paper_id":"m30-2013-pazdziernik-egzamin-zawodowy-pisemny","number":"31","points":null,"ptype":"closed","subject":"m30","category":"egzamin-zawodowy","year":2013,"month":"pazdziernik","level":null,"text":"Zadanie 31.\nOgniskowa soczewki o mocy 4.00 D wynosi\nA. 0,25 m\nB.\n0,4 m\nC.\n2,5 m\nD. 4,0 m","answer":null,"answer_text":null,"solution":null,"image":"img/m30-2013-pazdziernik-egzamin-zawodowy-pisemny/zad-31.webp","solution_image":null,"topics":null,"page_from":7,"source":"ocr","answer_source":null,"answer_text_source":null,"solution_source":null,"text_source":"ocr","source_label":"M30 · Egzamin zawodowy · październik 2013","subject_label":"m30","category_label":"Egzamin zawodowy","text_html":"<p>Zadanie 31.<br>Ogniskowa soczewki o mocy 4.00 D wynosi<br>A. 0,25 m<br>B.<br>0,4 m<br>C.<br>2,5 m<br>D. 4,0 m</p>","solutions":[]}