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shev4enkoru
@shev4enkoru
August 2022
1
14
Report
Радиостанция
работает на частоте 0,75×
108 Гц. Какова
длина волны, излучаемой антенной радиостанции? (Скорость распространения электромагнитных
волн 300 000 км/с.)
1)
2,25 м
2)
4 м
3)
2,25×10–3
м
4)
4×10–3
м
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fatt52
Verified answer
л=с/v=3/0.75=4 м (2)
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Report "с.) 1) 2,25 м 2) 4 м 3)2,25×10–3 м 4)4×10–3 м..."
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Answers & Comments
Verified answer
л=с/v=3/0.75=4 м (2)