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Most of the galaxies in the universe are observed to be
Chapter 25, Problem 21P(choose chapter or problem)
QUESTION:
Problem 21P
Most of the galaxies in the universe are observed to be moving away from Earth. Suppose a particular galaxy emits orange light with a frequency of 5.000 × 1014 Hz. If the galaxy is receding from Earth with a speed of 3325 km/s, what is the frequency of the light when it reaches Earth?
Questions & Answers
QUESTION:
Problem 21P
Most of the galaxies in the universe are observed to be moving away from Earth. Suppose a particular galaxy emits orange light with a frequency of 5.000 × 1014 Hz. If the galaxy is receding from Earth with a speed of 3325 km/s, what is the frequency of the light when it reaches Earth?
ANSWER:
Step 1 of 3
Given data,
Frequency transmitted by the source,
Speed is