3 ms·

Glad that is a deprecated formulation. One never has collection of photons of exact frequency of net mass 1kg. Also 1kg weight can't be realistically entirely t

by effie 7y ago

Glad that is a deprecated formulation. One never has collection of photons of exact frequency of net mass 1kg. Also 1kg weight can't be realistically entirely turned into photons.

saagarjha 7y ago
Your sarcasm was a bit hard to distinguish ;)
- effie 7y ago
  There wasn't any sarcasm intended.
deleted 7y ago
[deleted]
marcosdumay 7y ago
Isn't the new definition completely equivalent with the GP's one?