Question

1.Calculate the energy of a photon whose frequency is 2450 megahertz.

What is the wavelength of waves transmitted by an AM radio station operating at a frequency of 840 kilohertz?
2.

Answer 1

1. Planck's equation applies.

2. the wave equation applies.

Answer 2

for number 1 i got 1.62*10^-24 J
and for number 2 i got 3.5*10^-29 m
but i m not sure if they r right

Answer 3

Answar