A neutron lives 900 s when at rest relative to an observer. How fast is the neutron moving relative to an observer who measures its life span to be 2065 s?
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![A neutron lives 900 s when at rest relative to an
observer. How fast is the neutron moving relative to an
observer who measures its life span to be 2065 s?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fd6465a54-1657-4d08-a17a-1464572577f0%2F0ea041bc-02cf-47c0-b8c6-c88a5ccbfc9d%2Fh7asm53_processed.png&w=3840&q=75)
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