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Mueiz
Mueiz is offline
#3
Jan12-11, 02:10 PM
P: 187
Quote Quote by jtbell View Post
How does someone standing at the top of the screen use that spot to send a signal to someone standing at the bottom of the screen?
He can use another spot signal to the person who hold the torch.
and the total velocity of the signal from the top to the bottom will be still greater than C