- #1

kingyof2thejring

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## Homework Statement

sky tv is broadcast from a satellite in orbit at an altitude of 35600km. By considering the defference between the satellite and the surface of the Earth , find the frequency shift of a 1GHz signal broadcast to the earth.

(i have been given radius and mass of the earth.

## Homework Equations

g=Gm/r^2, f(observed)=f(emit){1 +/- gh/c^2}

## The Attempt at a Solution

find g

f(emitted)=1GHz

how do i calculate f(observed)?