Открытый колебательный контур излучает электромагнитные волны длиной 1500 м. Какова частота электромагнитных колебаний контура?
alinkalapko049
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17.04.2019 03:10
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1 кг = 1000 г
1. 1/4 кг = 1000*1/4 = 1000/4 = 250 г
2. 4/5 кг = 1000*4/5= 4000/5 = 800 г
3. 3/2 кг=1 1/2 кг=1000+1000*1/2=1000+1000/21000+500=1500 г
4. 11/10 кг=1 1/10 кг=1000+1000*1/10=1000+100=1100 г