[{"question":"Ktor\u00fa vlastnos\u0165 nem\u00e1 obraz predmetu v rovnom zrkadle?","answers":["stranovo prevr\u00e1ten\u00fd","rovnako ve\u013ek\u00fd ako predmet","rovnako vzdialen\u00fd od zrkadla ako predmet","skuto\u010dn\u00fd"],"correct":"skuto\u010dn\u00fd","order":"1"},{"question":"Kde sa vyu\u017e\u00edva rovn\u00e9 zrkadlo na posun obrazu?","answers":["v periskope","v kaleidoskope","v lupe","v spojke"],"correct":"v periskope","order":"2"},{"question":"Ko\u013eko zrkadiel treba na zostrojenie kaleidoskopu?","answers":["36","3","2","ani jedno"],"correct":"3","order":"3"},{"question":"Pre\u010do je prim\u00e1rne zrkadlo v teleskope zakriven\u00e9?","answers":["nie je to pravda","aby vytv\u00e1ralo ostrej\u0161\u00ed obraz","aby s\u00fasterdilo rovnobe\u017en\u00e9 l\u00fa\u010de do jedn\u00e9ho bodu","aby rozpt\u00fdlilo zbiehaj\u00face sa l\u00fa\u010de"],"correct":"aby s\u00fasterdilo rovnobe\u017en\u00e9 l\u00fa\u010de do jedn\u00e9ho bodu","order":"4"},{"question":"Kde sa nelom\u00ed sveteln\u00fd l\u00fa\u010d?","answers":["na spojke","na rozptylke","na rozhran\u00ed dvoch prostred\u00ed","na zrkadle"],"correct":"na zrkadle","order":"5"},{"question":"Ak\u00fd obraz vytv\u00e1ra spojka na tienidle?","answers":["prevr\u00e1ten\u00fd a skuto\u010dn\u00fd","prevr\u00e1ten\u00fd a neskuto\u010dn\u00fd","priamy a skuto\u010dn\u00fd","obraz sa ned\u00e1 zachyti\u0165 na tienidle"],"correct":"prevr\u00e1ten\u00fd a skuto\u010dn\u00fd","order":"6"},{"question":"Ako lom\u00ed rozptylka l\u00fa\u010de rovnobe\u017en\u00e9 s optickou osou?","answers":["pokra\u010duj\u00fa \u010falej v tom istom smere","smerom do ohniska","smerom do stredu rozptylky","rozptylka l\u00fa\u010de nelom\u00ed, ale odr\u00e1\u017ea"],"correct":"smerom do ohniska","order":"7"},{"question":"Ak\u00fd obraz plame\u0148a vid\u00edme, ke\u010f sa pozrieme do rozptylky?","answers":["zv\u00e4\u010d\u0161en\u00fd a prevr\u00e1ten\u00fd","zmen\u0161en\u00fd a priamy","zmen\u0161en\u00fd a prevr\u00e1ten\u00fd","\u017eiadny"],"correct":"zmen\u0161en\u00fd a priamy","order":"8"},{"question":"Ktor\u00fd optick\u00fd pr\u00edstroj m\u00e1 okul\u00e1r aj objekt\u00edv?","answers":["lupa","fotoapar\u00e1t","mikroskop","premietac\u00ed pr\u00edstroj"],"correct":"mikroskop","order":"9"},{"question":"Ak\u00fd tvar m\u00e1 spojka?","answers":["je hrub\u0161ia v strede","je hrub\u0161ia na okrajoch","gule","\u0161es\u0165uholn\u00edka"],"correct":"je hrub\u0161ia v strede","order":"10"}]