Question

why g is called gravitational constant

Answer 1

because the sign of gravitational constant

Answer 2

Heya,

Answer to your question is:-

The value of G (6.67428×10¹¹Nm²/kg²) will not change with position. That is, the value of G will be the same in the entire universe. So it is called as universal gravitational constant.

HOPE THIS HELPS YOU:-))
@ashu