When a star recedes from earth, the frequency of teh light received seems to be

Options :
  1. greater than the actual frequency
  2. lesser than the actual frequency
  3. frequency does not change
  4. none of the above
Answer and Explanation :-

Answer: Option 2


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And therein lies the whole of man's plight. Human time does not turn in a circle it runs ahead in a straight line. That is why man cannot be happy: happiness is the longing for repetition.
-Milan Kundera The Unbearable Lightness of Being