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Problem

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Textbook Expert
Textbook ExpertVerified Tutor
5 Dec 2021

Given information

Time is given in seconds

Step-by-step explanation

Step 1.

As scale factor of the universe is inversely proportional to the absolute temperature. The product of scale and temperature is constant. Now if scale is 1 and current temperature is 3K (Kelvin) then the product would be 3. Assuming current size of universe  

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