A body of mass 60 g experiences a gravitational force of 3.0 N, when placed at a particular point. The magnitude of the gravitational field intensity at that point is :
(1) 20 N / kg
(2) 180 N / kg
(3) 0.05 N / kg
(4) 50 N / kg
(1) 20 N / kg
(2) 180 N / kg
(3) 0.05 N / kg
(4) 50 N / kg