02.24: Two small hollow metal spheres hung on insulating threads attract one an
+yi 2jr.glbx:li8mdt-j :g f- su/uw+hs3c 2xother as shown. It is known that a positively charged rod will attract
rg .s2bcis2 mfgtl:/8+-:l uud+ij-hj yxwx3ball A.
I. Ball A has a positive charge
II. Ball B has a negative charge
III. Ball A and Ball B have opposite charges
Which of the above can be correctly concluded about the charge on the balls?