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

How do I write 100,000+2,000+500+150+17+0.08 in standard form?

Plessy v. Ferguson was one of the most important legal cases in American history. What impact did the Supreme Court's decision have on race relations in the U.S

How does the position of a digit in a number relate to its value

5.78, 5.7001, 5.701, 5.71, 5.7 from least to greatest

what are the Aztecs beliefs

When France fell to the Nazis in 1940, President Roosevelt issued the first-ever ________ draft. A. wartime B. nationwide C. peacetime D. selective

The agricultural revolution led to the need for organized a. greenhouse gas reform b. Technological reform c. Government d. Pest Control

Convert 43.9 grams to centigrams. 439 centigrams 43,900 centigrams 439,000 centigrams 4,390 centigrams

What map element shows the directions north, south, east and west?

what is the greatest common factor of 33 and 46