[{"question":"Matematick\u00fd z\u00e1pis Ohmovho z\u00e1kona je:","answers":["I=U-R","I=U+R","I=U\/R","I=U.R"],"correct":"I=U\/R","order":"1"},{"question":"Ak\u00fa zna\u010dku m\u00e1 elektrick\u00fd odpor?","answers":["R","U","I","C"],"correct":"R","order":"2"},{"question":"Vyjadri v ohmoch: 0,15k\u03a9","answers":["150\u03a9","15\u03a9","1500\u03a9","1,5\u03a9"],"correct":"150\u03a9","order":"3"},{"question":"Vyjadri v ohmoch: 2m\u03a9","answers":["20\u03a9","0,002\u03a9","2000\u03a9","200\u03a9"],"correct":"0,002\u03a9","order":"4"},{"question":"\u017diarovka je pripojen\u00e1 na zdroj s nap\u00e4t\u00edm 220V. Vl\u00e1knom prech\u00e1dza pr\u00fad 220mA. Ur\u010d elektrick\u00fd odpor vl\u00e1kna svietiacej \u017eiarovky:","answers":["1\u03a9","484\u03a9","100\u03a9","1000\u03a9"],"correct":"1000\u03a9","order":"5"},{"question":"Vari\u010d je pripojen\u00fd k zdroju nap\u00e4tia 220V. Pri ust\u00e1lenej teplote m\u00e1 \u0161pir\u00e1la vari\u010da odpor 100\u03a9. Ak\u00fd pr\u00fad prech\u00e1dza \u0161pir\u00e1lou?","answers":["20A","2,2A","220A","22A"],"correct":"2,2A","order":"6"},{"question":"Rezistorom s odporom 1,2 k\u03a9, prech\u00e1dza pr\u00fad 10 mA. Ak\u00e9 nap\u00e4tie je medzi svorkami rezistora?","answers":["120000V","1,2V","12V","120V"],"correct":"12V","order":"7"},{"question":"\u010co je jednotka elektrick\u00e9ho odporu?","answers":["F","V","A","\u03a9"],"correct":"\u03a9","order":"8"},{"question":"Ko\u013eko ohmov je 1 k\u03a9?","answers":["1000","0.001","100","0.01"],"correct":"1000","order":"9"},{"question":"Ako z\u00e1vis\u00ed pr\u00fad prech\u00e1dzaj\u00faci kovov\u00fdm vodi\u010dom od nap\u00e4tia medzi jeho koncami?","answers":["nepriamo \u00famerne","priamo \u00famerne","nez\u00e1visia navz\u00e1jom","kedy ako"],"correct":"priamo \u00famerne","order":"10"}]