Calculate the value of universal gravitational constant for two spheres of mass 50 kg and 12 kg. The force of attraction between them is 10-7 kg wt and the distance between the centres is 0.3 m
(Take g = 9.8 m/s2)
1
15.54 × 10-11 Nm2 kg-2
2
14.7 × 10-11 Nm2 kg-2
3
13.6 × 10-11 Nm2 kg-2
4
12.36 × 10-11 Nm2 kg-2