[{"question":"Elektrick\u00fd pr\u00fad v\u00a0kovoch ved\u00fa","answers":["vo\u013en\u00e9 elektr\u00f3ny","diery","vo\u013en\u00e9 elektr\u00f3ny a\u00a0i\u00f3ny","i\u00f3ny"],"correct":"vo\u013en\u00e9 elektr\u00f3ny","order":"1"},{"question":"Supravodivos\u0165 niektor\u00fdch kovov sa prejavuje pri","answers":["ka\u017edej teplote","teplote bl\u00edzko 100 \u00b0C","teplote bl\u00edzko 0 \u00b0C","teplote bl\u00edzko absol\u00fatnej nuly"],"correct":"teplote bl\u00edzko absol\u00fatnej nuly","order":"2"},{"question":"Pre kon\u0161tantn\u00fd pr\u00fad vo vodi\u010di plat\u00ed","answers":["I = Q + t","I = Q \u2013 t","I = Q \/ t","I = Q . t"],"correct":"I = Q \/ t","order":"3"},{"question":"Vodi\u010d d\u013a\u017eky l, obsahu prierezu S\u00a0m\u00e1 odpor R. Ako sa zmen\u00ed jeho odpor ak bude ma\u0165 d\u013a\u017eku 2.l?","answers":["R\/2","R","2xR","R2<\/sup>"],"correct":"2xR","order":"4"},{"question":"Vodi\u010d d\u013a\u017eky l, obsahu prierezu S\u00a0m\u00e1 odpor R. Ako sa zmen\u00ed jeho odpor ak bude ma\u0165 prierez 2.S?","answers":["R\/2","R","2xR","R2<\/sup>"],"correct":"R\/2","order":"5"},{"question":"Pre elektrick\u00fd odpor vodi\u010da pri zmene jeho teploty o hodnotu \u0394t plat\u00ed","answers":["R = R0<\/sub>.(1 \u2013 \u03b1.\u0394t)","R = R0<\/sub>.(1 \/ \u03b1.\u0394t)","R = R0<\/sub>.( 1 + \u03b1.\u0394t)","R = R0<\/sub>.( 1. \u03b1.\u0394t)"],"correct":"R = R0<\/sub>.( 1 + \u03b1.\u0394t)","order":"6"},{"question":"Jednotkou elektrick\u00e9ho nap\u00e4tia je jeden","answers":["Watt","Amp\u00e9r","Ohm","Volt"],"correct":"Volt","order":"7"},{"question":"Elektrick\u00fd pr\u00fad I meriame","answers":["voltmetrom","amp\u00e9rmetrom","elektromerom","galvanometrom"],"correct":"amp\u00e9rmetrom","order":"8"},{"question":"V d\u00f4sledku \u010doho vznik\u00e1 un\u00e1\u0161av\u00e1 r\u00fdchlos\u0165","answers":["p\u00f4soben\u00edm elektrick\u00e9ho po\u013ea","pri zohrievan\u00ed","p\u00f4soben\u00edm magnetick\u00e9ho po\u013ea","pri tepelnom pohybe"],"correct":"p\u00f4soben\u00edm elektrick\u00e9ho po\u013ea","order":"9"},{"question":"Vodi\u010d m\u00e1 odpor 4 ohmy a za 60s n\u00edm pre\u0161iel n\u00e1boj 40 C. Ak\u00e9 je nap\u00e4tie na koncoch vodi\u010da?","answers":["10V","4,7V","2,7V","96V"],"correct":"2,7V","order":"10"}]