Предмет: Физика, автор: diana73sv

Визначте довжину електромагнітної хвилі у вакуумі, якщо її частота дорівнює 4∙1012 Гц ? До якого діапазону належить ця хвиля?

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Автор ответа: zybkov1950

0

Відповідь: 7,5·10⁻⁵ м; інфрачервоне

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B) long
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2. Choose the right variant of telephone number: 7- 34-66
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