honeyfox
honeyfox honeyfox
  • 16-11-2020
  • Physics
contestada

which answer is right? thanks if u help me! :)

which answer is right thanks if u help me class=

Respuesta :

0494403
0494403 0494403
  • 16-11-2020

Answer:7.5 x 10* 14

Explanation:

Answer Link
danton0708 danton0708
  • 16-11-2020

Answer: I believe the answer is 7.5 x 10^(14)Hz or 7.5E14Hz

Explanation: the formula for frequency is speed of the wave divided by the wavelength

f= c/wavelength

f- frequency

c-speed

(3 x 10^(8)) x (400 x 10^(-9))= 750,000,000,000,000 or 7.5E14 or 7.5 x10^(14)

Answer Link

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