Luis2000 Luis2000

24-03-2015
Mathematics

contestada

The speed of light is 3.010^8 m/s. Red light has a wavelength of 7 10^-7 m. What is its frequency?

Respuesta :

Hippalectryon Hippalectryon

24-03-2015

Frequency : f=c/lambda=3.0e8/7e-7=3/7*10^15 Hz~4.3*10^14 Hz=430THz

Answer Link

Otras preguntas

What is the midpoint of the line segment connecting the points (-2,4) and (5,-2)?

How did Roosevelt add on to the Monroe Doctrine? A. He made the United States an imperial power by annexing Cuba, Panama, and Haiti B. He said the United States

1. Suppose that out of 3030 gift cards in a prize box, there are 77 for restaurants. What is the probability that a restaurant gift card will be drawn? Group of

onah’s sister is 10 years old. Jonah is 8 years younger than twice his sister’s age. Write an expression for Jonah’s age.

hey will mark highest

What can you infer about Jack London’s opinion of surfing, based on the excerpt “Surfing: The Royal Sport”, from this memoir, “The Cruise of the Snark”? *short

ever- everyone thinks that im the perfect girl, that i dont have anything to face. that ive always been the girl who gives out great advide, but im not perfect.

tori can type 180 words in 2 min how many words can tori type in 3 min

Match the scenario to the concept it represents

Decide which two numbers could be used to fill in the last row of the table with an equivalent ratio. You want the recipe to taste the same . Decide which two