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ii. If a radar speed gun operates at a frequency of 3 x 1010 Hz (30 GHz), what
wavelength of electromagnetic radiation does it use? What kind of
electromagnetic wave does the radar gun use? (6 points)

Respuesta :

Answer:

Read The explanation

Explanation:

f λ = c

λ = c/f

λ = 3 x 108/3 × 1010  

λ = .01 m or 1cm

This is within the range of micro waves.  

Radar guns use micro waves.

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