Relavtivity Question - Unit Needed

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SUMMARY

The discussion focuses on determining the appropriate unit for calculating velocity in a relativistic context. Given the parameters of Relative Time (T) as 9 years and Stationary Time (To) as 2 years, the velocity (U) can be expressed in terms of the speed of light (c). The speed of light is defined as 3e8 m/s, allowing for the calculation of velocity in meters per second (m/s) by using the ratio v/c.

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1. The problem

I need to know what unit I would use for my calculated velocity?

2. Relevant Information

T (Relative Time) = 9 years
To (Stationary Time) = 2 years
U (Velocity) = ?

Solution?

What unit would I use for the velocity received?
 
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TheController said:
1. The problem

I need to know what unit I would use for my calculated velocity?

2. Relevant Information

T (Relative Time) = 9 years
To (Stationary Time) = 2 years
U (Velocity) = ?

Solution?

What unit would I use for the velocity received?

The factor relating T to To will contain the ratio v/c, so you can use the speed of light as your unit, or you can say c = 3e8m/s and get the answer in m/s.

Etc.
 

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