nurfaizah02 nurfaizah02
  • 04-04-2019
  • Physics
contestada

i dont know how to start it.​

i dont know how to start it class=

Respuesta :

EdwardYang EdwardYang
  • 04-04-2019

When wavelength increases, velocity increases.

So 2/8 = x/12, x = 3

So the wavelength will be 3.0cm

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