[Mohan.C]

Originally Posted by AntonioLao This is Newton's law of universal gravitation. The vector form is a later version when vector analysis was created for solving scalar and vector products of vectors. See http://www.glenbrook.k12.il.us/GBSSC...les/u6l3c.html and http://www-solar.mcs.st-and.ac.uk/~a...als/node3.html

Thanks Antonio. That was gravity as a force. Well, I was talking of gravity as energy.
We have a photon which has energy hf. So like that is there any kind of energy associated with a graviton?