Question

Problem #8 A woman leaves the earth in a spacecraft that makes a round trip to the nearest star, 4 - light-years distant, at a speed of 0.9c. How much younger is she upon her return than her twin sister who remained behind?

Name: problem 8 a woman leaves the earth in a spacecraft that makes a round trip to the nearest star 4 light years distant at a speed of 09c how much younger is she upon her return than her twin s 16452
Uploaded: 2021-07-09T15:21:27-08:00
Duration: 1 min 36 s
Channel: Narayan Hari
Description: problem 8 a woman leaves the earth in a spacecraft that makes a round trip to the nearest star 4 light years distant at a speed of 09c how much younger is she upon her return than her twin s 16452

          Problem #8 A woman leaves the earth in a spacecraft that makes a round trip to the nearest star, 4
- light-years distant, at a speed of 0.9c. How much younger is she upon her return than her twin sister
who remained behind?

problem 8 a woman leaves the earth in a spacecraft that makes a round trip to the nearest star 4 light years distant at a speed of 09c how much younger is she upon her return than her twin s 16452

Added by Alvaro H.

University Physics with Modern Physics

Hugh D. Young 14th Edition

Instant Answer

Solved by Expert Narayan Hari

07/09/2021

Step 1

The distance to the star is 4 light-years, so the total distance for the round trip is 8 light-years. The woman travels at a speed of 0.9c, where c is the speed of light. Therefore, the time elapsed on Earth is: $$t_{Earth} = \frac{distance}{speed} = \frac{8 Show more…

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Problem #8 A woman leaves the earth in a spacecraft that makes a round trip to the nearest star, 4 - light-years distant, at a speed of 0.9c. How much younger is she upon her return than her twin sister who remained behind?