A) planetary motion
B) speed of galaxy
C) black hole
D) comet
Correct Answer: B
Solution :
The relation between speed of galaxy (u) and distance of galaxy (r) are related by Hubbles law as follows \[\sqrt{\frac{{{\varepsilon }_{0}}}{{{\mu }_{0}}}}\] where H is Hubbles constant.You need to login to perform this action.
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