In an experiment on simple pendulum to d...

In an experiment on simple pendulum to determine the acceleration due to gravity, a student measures the elngth of the thread as 632 cm and diameter of the pendulum bob as `2.256` cm. The student should take the lenght of the pendulum to be

`64.328 `cm

`64.36` cm

`65.456` cm

`65.5` cm

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