[{"question":"\u010co charakterizujeme pojmom v\u00fdhrevnos\u0165?","answers":["teplotu pri p\u00e1len\u00ed paliva","energiu z\u00edskan\u00fa sp\u00e1len\u00edm paliva","energiu dodan\u00fa,aby palivo zhorelo","Zv\u00fd\u0161enie teploty pri p\u00e1len\u00ed paliva"],"correct":"energiu z\u00edskan\u00fa sp\u00e1len\u00edm paliva","order":"1"},{"question":"Ako ozna\u010dujeme v\u00fdhrevnos\u0165?","answers":["v","h","Q","H"],"correct":"H","order":"2"},{"question":"Ak\u00e1 je z\u00e1kladn\u00e1 jednotka v\u00fdhrevnosti?","answers":["J\/kg","kJ\/kg","J","\u00b0C"],"correct":"J\/kg","order":"3"},{"question":"Ako vypo\u010d\u00edtame v\u00fdhrevnos\u0165?","answers":["Q\/t","Q\/m","Q*m","m\/t"],"correct":"Q\/m","order":"4"},{"question":"Vypo\u010d\u00edtajte v\u00fdhrevnos\u0165 paliva, ak sp\u00e1len\u00edm 5 kg paliva odovzd\u00e1 teplo 4000 J","answers":["800 J\/kg","8 kJ\/kg","20 kJ\/kg","2 kJ.kg"],"correct":"800 J\/kg","order":"5"},{"question":"Vypo\u010d\u00edtajte hmotnos\u0165 paliva, ak pri v\u00fdhrevnosti 24 000 J\/kg odovzd\u00e1 4800 J tepla","answers":["5 kg","2 kg","0,2 kg","0,5 kg"],"correct":"0,2 kg","order":"6"},{"question":"Vypo\u010d\u00edtajte ko\u013eko tepla odovzd\u00e1 8 kg paliva pri v\u00fdhrevnosti 4000 J\/kg.","answers":["32 000 J","5000 J","3 200 J","50 000 J"],"correct":"32 000 J","order":"7"},{"question":"Vypo\u010d\u00edtajte ko\u013eko tepla odovzd\u00e1 0,5 kg paliva pri v\u00fdhrevnosti 4000 J\/kg.","answers":["2 000 J","200 J","80 000 J","8 kJ"],"correct":"2 000 J","order":"8"},{"question":"Vypo\u010d\u00edtajte v\u00fdhrevnos\u0165 paliva, ak sp\u00e1len\u00edm 0,25 kg paliva odovzd\u00e1 teplo 1000 J","answers":["25 000 J*kg","4 000 J\/kg","2 500 J\/kg","4 000 J*kg"],"correct":"4 000 J\/kg","order":"9"},{"question":"Vypo\u010d\u00edtajte hmotnos\u0165 paliva, ak pri v\u00fdhrevnosti 16 000 J\/kg odovzd\u00e1 4000 J tepla","answers":["0,4 kg","0,64 kg","6,4 kg","4 kg"],"correct":"4 kg","order":"10"}]