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zvonat [6]
3 years ago
9

Wondering if someone can please explain why this question is unsound;

Physics
1 answer:
stich3 [128]3 years ago
3 0

Explanation:

The question is sound. The frequency and wavelength are given so you can solve for wave's velocity. It's just a matter of changing the notation.

v = \nu \lambda = (15×10^9\:\text{Hz})(0.2\:\text{m})

= 3×10^9\:\text{m/s}

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