ShawnaLove2434 ShawnaLove2434

01-07-2017
Physics

contestada

What is the energy in joules and ev of a photon in a radio wave from an am station that has a 1500 khz broadcast frequency?

Respuesta :

egenriether egenriether

01-07-2017

E=hf
E=6.626e-34[Js]•1500e3[Hz]=9.939e-28[J]
For eV divide this by electron charge
9.939e-28[J]/1.6022e-19[C/e]=
6.203e-9eV

Answer Link

Otras preguntas

One hot day, you find yourself going to the refrigerator for a cold drink. In light of the concept of homeostasis, you're acting in terms of the

Inference to the best explanation is often referred to as:

I really need help with this question

A balloon is 300 feet above a cliff. The angle of depression to the cliff edge is 40° 30'. What is the horizontal distance from the balloon to the edge of the c

If increasing 50 by x% is equal to the result of decreasing 70 by x%. what is the value of x?

Express the integral as a limit of riemann sums. do not evaluate the limit. 5 (sqrt(6 + x^2)) dx 3

Some pathogenic bacteria in food can survive the stomach and small intestine, reaching the large intestine. there, they attack the lining of the colon. this irr

What was the political legacy of the Achaemenid Empire? -Short answer is fine :)

That shopping bag is reusable. a. Throw it away, we can’t use it again. c. If you throw away the bag we’ll use it again. b. Keep the bag so we can use it again.

A boat travels N 31° E for 65 miles and then N 59° W for 102 miles. Find the distance of the boat from its starting point. a. 37 miles b. 79 miles c. 121 miles