A wave of infrared light has a speed of 6m/s and a wave length of 12 m. What is the frequency of this wave? A) 0.5 Hz B) 2.p Hz C) 18 Hz D) 72 Hz

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asked May 4, 2019 181k views

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Malik Amurlayev · Answer 1 · 2019-05-07T23:42:10+0000

Frequency = speed / wavelength

(6 m/s) / (12 m) = 0.5 Hz.

That's not infrared light.
Infrared light waves move about 50 million times faster than that, and they're only about 0.00000007 as long as that.

A wave of infrared light has a speed of 6m/s and a wave length of 12 m. What is the frequency of this wave? A) 0.5 Hz B) 2.p Hz C) 18 Hz D) 72 Hz

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