Find the PE of three objects of masses 1kg, 2 ks and 3 kg placed at the three vertices of anequilateral triangle of side 20 cm.

Find the PE of three objects of masses 1kg, 2 ks and 3 kg placed at th

1.	Find the PE of three objects of masses 1kg, 2 ks and 3 kg placed at the three vertices of anequilateral triangle of side 20 cm.
Answer» 50 G J `-55 G J` 5 G J 60 G J Answer :B