{"id":"r09-2017-czerwiec-egzamin-zawodowy-pisemny/zad/33","paper_id":"r09-2017-czerwiec-egzamin-zawodowy-pisemny","number":"33","points":null,"ptype":"closed","subject":"r09","category":"egzamin-zawodowy","year":2017,"month":"czerwiec","level":null,"text":"Zadanie 33.\nJednostką natężenia hałasu jest\nA. bar.\nB.\nherc.\nC.\nluks.\nD. decybel.","answer":null,"answer_text":null,"solution":null,"image":"img/r09-2017-czerwiec-egzamin-zawodowy-pisemny/zad-33.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":"R09 · Egzamin zawodowy · czerwiec 2017","subject_label":"r09","category_label":"Egzamin zawodowy","text_html":"<p>Zadanie 33.<br>Jednostką natężenia hałasu jest<br>A. bar.<br>B.<br>herc.<br>C.<br>luks.<br>D. decybel.</p>","solutions":[]}