A 1.0 metre wooden ruler is damaged and no longer uniform. The mass of the ruler is 11.5 G the ruler is balanced on a pivot with a 50 gram mass as shown.

Where is the centre of gravity of the ruler?

A: At the 13cm mark
B: At the 42cm mark
C: At the 60cm mark
D: At the 68cm mark​

A 10 metre wooden ruler is damaged and no longer uniform The mass of the ruler is 115 G the ruler is balanced on a pivot with a 50 gram mass as shownWhere is th class=


Answer :