Results 1 to 3 of 3

Math Help - Special Relativety

  1. #1
    Mtl
    Mtl is offline
    Junior Member
    Joined
    Jan 2008
    Posts
    29

    Special Relativety

    The typical lifetime of a person on Earth is 70yr. In the frame of reference of a galxy moving away from Earth with a speed of 0.75c, what is the lifetime of a person on Earth?
    Follow Math Help Forum on Facebook and Google+

  2. #2
    Mtl
    Mtl is offline
    Junior Member
    Joined
    Jan 2008
    Posts
    29
    bump
    Follow Math Help Forum on Facebook and Google+

  3. #3
    Flow Master
    mr fantastic's Avatar
    Joined
    Dec 2007
    From
    Zeitgeist
    Posts
    16,948
    Thanks
    5
    Quote Originally Posted by Mtl View Post
    The typical lifetime of a person on Earth is 70yr. In the frame of reference of a galxy moving away from Earth with a speed of 0.75c, what is the lifetime of a person on Earth?
    From the given data, \Delta t^{'} = 2 \Delta t.
    Answer: 35 years.

    Where the 2 has come from ..... Read this.

    And please do not bump.
    Last edited by mr fantastic; February 24th 2008 at 09:01 PM. Reason: saw from some later posts that the base level of knowledge is much smaller than expected.
    Follow Math Help Forum on Facebook and Google+

Similar Math Help Forum Discussions

  1. Relativety... Continued
    Posted in the Advanced Applied Math Forum
    Replies: 6
    Last Post: February 24th 2008, 08:57 PM
  2. Relativety Question
    Posted in the Advanced Applied Math Forum
    Replies: 1
    Last Post: February 24th 2008, 12:32 PM
  3. Another Relativety Question
    Posted in the Advanced Applied Math Forum
    Replies: 1
    Last Post: February 24th 2008, 10:25 AM
  4. Relativety Problem
    Posted in the Math Topics Forum
    Replies: 1
    Last Post: February 7th 2008, 05:44 PM
  5. special e
    Posted in the Calculus Forum
    Replies: 3
    Last Post: August 22nd 2007, 02:31 PM

Search Tags


/mathhelpforum @mathhelpforum