[{"question":"Pod\u013ea \u010doho sa nerozhodujeme pri v\u00fdbere vhodn\u00e9ho d\u013a\u017ekov\u00e9ho meradla?","answers":["v ak\u00fdch jednotk\u00e1ch budeme mera\u0165","ak\u00fd rozsah budeme mera\u0165","s akou presnos\u0165ou budeme mera\u0165","pod\u013ea materi\u00e1lu, z ktor\u00e9ho je meradlo vyroben\u00e9"],"correct":"pod\u013ea materi\u00e1lu, z ktor\u00e9ho je meradlo vyroben\u00e9","order":"1"},{"question":"Ako budete postupova\u0165 ke\u010f po\u017eadovan\u00e1 presnos\u0165 merania presahuje mo\u017enosti n\u00e1\u0161ho meradla?","answers":["vymen\u00edme meradlo","pou\u017eijeme vhodn\u00fa met\u00f3du merania a v\u00fdpo\u010det","meranie sa ned\u00e1 realizova\u0165","urob\u00edme meranie s men\u0161ou presnos\u0165ou"],"correct":"pou\u017eijeme vhodn\u00fa met\u00f3du merania a v\u00fdpo\u010det","order":"2"},{"question":"Pre\u010do nie je vhodn\u00e9 pou\u017ei\u0165 meradlo s milimetrov\u00fdm delen\u00edm na odmernie hr\u00fabky dr\u00f4ty s pribli\u017enou hr\u00fabkou 1 mm?","answers":["nie je to pravda","lebo sa ned\u00e1 vypo\u010d\u00edta\u0165 relat\u00edvna chyba","lebo chyba merania je rovnak\u00e1 ako meran\u00e1 hodnota","museli by sme urobi\u0165 ve\u013ek\u00fd po\u010det meran\u00ed"],"correct":"lebo chyba merania je rovnak\u00e1 ako meran\u00e1 hodnota","order":"3"},{"question":"Ako vypo\u010d\u00edtame relat\u00edvnu chybu merania?","answers":["chyba merania\/odmeran\u00e1 hodnota","odmeran\u00e1 hodnota\/chyba merania","chyba merania . odmeran\u00e1 hodnota\/100","chyba merania . Odmeran\u00e1 hodnota . 100"],"correct":"chyba merania\/odmeran\u00e1 hodnota","order":"4"},{"question":"Akou met\u00f3dou ur\u010d\u00edme priemern\u00fa hr\u00fabku dr\u00f4tu?","answers":["priamo odmeriame hr\u00fabku dr\u00f4tu na jednom \u013eubovo\u013enom mieste","navinieme dr\u00f4t do z\u00e1vitov tesne ved\u013ea seba na valec, odmer\u00e1me \u0161\u00edrku, ktor\u00fa zaber\u00fa z\u00e1vity a vydel\u00edme po\u010dtom z\u00e1vitov","priamo odmeriame hr\u00fabku na r\u00f4znych miestach dr\u00f4tu a vyberieme najv\u00e4\u010d\u0161iu hodnotu","priamo odmeriame hr\u00fabku na r\u00f4znych miestach dr\u00f4tu a vyberieme najmen\u0161iu hodnotu"],"correct":"navinieme dr\u00f4t do z\u00e1vitov tesne ved\u013ea seba na valec, odmer\u00e1me \u0161\u00edrku, ktor\u00fa zaber\u00fa z\u00e1vity a vydel\u00edme po\u010dtom z\u00e1vitov","order":"5"},{"question":"Ak\u00e1 je relat\u00edvna chyba odmerania hr\u00fabky dr\u00f4tu 1 mm posuvn\u00fdm meradlom s desatinov\u00fdm noniom?","answers":["0,1 mm","0,1 %","10 %","0,01 mm"],"correct":"10 %","order":"6"},{"question":"Ak\u00e9 d\u013a\u017ekove meradlo pou\u017eijeme, ak chceme mera\u0165 \u0161\u00edrku skrutky s pribli\u017enou hodnotou 0,5 cm s presnos\u0165ou 0,01 mm?","answers":["posuvn\u00e9 meradlo s desatinov\u00fdm n\u00f3niom (1\/10)","mikrometrick\u00e9 meradlo","meradlo s milimetrov\u00fdm delen\u00edm","meracie p\u00e1smo"],"correct":"mikrometrick\u00e9 meradlo","order":"7"},{"question":"Ak\u00e9 d\u013a\u017ekov\u00e9 meradlo pou\u017eijete, ak chcete zmera\u0165 d\u013a\u017eku skrutky s pribli\u017enou hodnotou 5 cm s presnos\u0165ou na 0,05 mm?","answers":["mikrometrick\u00e9 meradlo","meradlo s milimetrov\u00fdm delen\u00edm","posuvn\u00e9 meradlo s dvadsatinov\u00fdm n\u00f3niom (1\/20)","posuvn\u00e9 meradlo s desatinov\u00fdm n\u00f3niom (1\/10)"],"correct":"posuvn\u00e9 meradlo s dvadsatinov\u00fdm n\u00f3niom (1\/20)","order":"8"},{"question":"Ktor\u00e9 meradlo sa pou\u017e\u00edva na meranie \u0161\u00edrky otvorov a h\u013abky dut\u00edn?","answers":["mikrometrick\u00e9 meradlo","\u0161kolsk\u00e9 prav\u00edtko","posuvn\u00e9 meradlo s n\u00f3niom","meracie p\u00e1smo"],"correct":"posuvn\u00e9 meradlo s n\u00f3niom","order":"9"},{"question":"Ktor\u00e9 meradlo sa ned\u00e1 pou\u017ei\u0165 na zmeranie hr\u00fabky listu papiera v knihe?","answers":["mikrometrick\u00e9 meradlo","\u0161kolsk\u00e9 prav\u00edtko s milimetrov\u00fdm delen\u00edm","posuvn\u00e9 meradlo s n\u00f3niom","meracie p\u00e1smo"],"correct":"meracie p\u00e1smo","order":"10"}]