12/02/2011


Zain Javed
NUST

Amazing fact about light:

Whenever two bodies are moving across a same line, then if they are moving in same direction side by side with velocities A and B, then both will observe each other moving at velocity A-B, and if they are moving in opposite directions, they will notice each other passing by velocity A+B, this phenomena is called RELATIVE VELOCITY. The interesting fact here is that whenever some body is moving opposite to light, it will observe light with the same 299,792,458 m / s even if it is moving with 0.99 times speed of light. This is a very interesting and supportive fact to the Einstein’s Theory of Relativity according to which speed of light is supreme and it can not be superseded in any way.

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