In an experiment, the same time period is recorded if a bar pendulum is suspended at distances 12 cm, 24 cm, 40 cm and 52 cm respectively from its end. The length of bar pendulum is

In an experiment, the same time period is recorded if a bar pendulum i

1.	In an experiment, the same time period is recorded if a bar pendulum is suspended at distances 12 cm, 24 cm, 40 cm and 52 cm respectively from its end. The length of bar pendulum is
Answer» 84 CM 72 cm 64 cm 60 cm Answer :C