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

Explain why the conversion ratios used between the SI and imperial systems are not nice, round numbers like those used to convert within either system.

A well tested explanation for a wide range of observation or experimental results is called a scientific

A well tested explanation for a wide range of observation or experimental results is called a scientific

How u write an inequality for brigitte is shorter than 5 feet (brigitte height =h)

when h has the value 4, calculate 5h - 3? Urgent help needed!!!!!!!

if x equals 8-(-2.25) and y equals 6-4.2-(-4.9) what is the value of x-y

Why has the physical description of the hero changed throughout the years? A. To prove that authors can create original characters B. To allow for the advanceme

Foreshadowing means A. putting secondary characters in the foreground of the story. B. hinting at things that will occur later. C. showing the readers the dark

In what ways is Islam a way of life as well as a set of beliefs? (five sentences)

How can the distributive property be used to find 4x875?draw an array.