{"id":"fizyka-2014-operon-probna-rozszerzona/zad/4.2","paper_id":"fizyka-2014-operon-probna-rozszerzona","number":"4.2","points":1,"ptype":"closed","subject":"fizyka","category":"probna","year":2014,"month":"listopad","level":"rozszerzona","text":"prędkość kosmiczna planety ma wartość równą:","answer":null,"answer_text":null,"solution":null,"image":null,"solution_image":null,"topics":null,"page_from":null,"source":"zadaniazmatur","answer_source":null,"answer_text_source":null,"solution_source":null,"text_source":"zadaniazmatur","source_label":"Fizyka · Matura próbna · listopad 2014 (rozszerzona)","subject_label":"Fizyka","category_label":"Matura próbna","text_html":"<p>prędkość kosmiczna planety ma wartość równą:</p>","solutions":[]}