A distant galaxy is observed to have its hydrogen-E line shifted to a wavelength of 580 nm, away from the laboratory value of 434 nm. Which of the following gives the approximate velocity of recession of the distant galaxy? (Note: LaTeX: \frac{580}{434} \approx \frac{4}{3} )c

a. 0.53c
b. 0.28c
c. 0.86c
d. 0.56c

Option B: 0.28c is the correct answer.

Following is given the detailed solution.

I hope it will help you.

Explanation:

the second one and the forth one are in the purple because they are opinions and the rest are in the yellow

explanation:

float.

archimedes' principle

denser than water sinks in water.

denser than mercury would sink in it