# When viewed by an observer on the Earth, light from a distant galaxy is Doppler shifted...

###### Question:

When viewed by an observer on the Earth, light from a distant galaxy is Doppler shifted to the red such that the ratio of the unshifted frequency to the observed frequency is 1.6. What is the galaxy's speed relative to the Earth?

#### Similar Solved Questions

##### I have no clue? 1. How can molecules attract each other when they are in a...
I have no clue? 1. How can molecules attract each other when they are in a mixture? Predict how ethanol would interact with those molecules. Draw a picture illustrating the interactions betwee the components of the mixture and the solvent, ethanol....
##### What are some of the advantages or disadvantages of a non-public company following different or simplified...
What are some of the advantages or disadvantages of a non-public company following different or simplified standards of GAAP?...
##### What are the benefits and the negatives of dams and resevoirs
what are the benefits and the negatives of dams and resevoirs? how do they affect ecosystems if at all?...
##### E Dates HW 7 Resources Draw the Lewis formula for chlorobenzene, a benzene derivative. Include all...
e Dates HW 7 Resources Draw the Lewis formula for chlorobenzene, a benzene derivative. Include all hydrogen atoms and lone pairs. С, Н, С Rings Select More Erase Draw C H C Question carsers pacy y of coact u aout u hp...
##### 2. In class we derived the density of states for the free electron gas in 3D...
2. In class we derived the density of states for the free electron gas in 3D from the properties of the quantum free particle in a box. a. Show that the density of states of a free electron in 1D is Dup(©) = 0) (2) where L is the length of the line. b. Show that in 2 D the density of states of ...