8628269 8628269
  • 03-05-2022
  • Physics
contestada

The speed of light is 3 x 108 m/s (300,000,000 m/s). A light wave has a wavelength of 400 nm (0.0000004 m). What is the frequency of the light
wave?

Respuesta :

iamsumitsharma
iamsumitsharma iamsumitsharma
  • 03-05-2022

Explanation:

velocity = wavelength × frequency

3×10⁸ = 400/10⁹ × frequency

frequency = 3 × 10¹⁵ /400

frequency = 75×10¹¹Hz

Answer Link

Otras preguntas

Explain the process due to which rain falls ? Class 4 - EVS​
what ideology was the big winner of the 2oth century?​
what is extrusive rock​
what is laxmi mainali from birtamode jhapa eden garden education Foundation​
factorize : ( p- q ) cube​
Mini wants to buy a scooter for Rs 62,000 . She has only Rs 19,000 with her, so she decides to take a loan from a bank for the remaining amount. The bank offers
write a story with the expression since that day i began to pay more attention in class​
plz help, will mark brainliest! Please match the feature to the right statement.
Explain how the theme river is personified. [westminster bridge poem] ​
Rule for subtracting Integers: Keep, Change, Opposite. Show the changes for subtracting integers: 1. 3 - 7 2. -4 -2 3. -4 - (-6) 4. x - 3x 5. 3 - 4x 6. -3 - (-2