In an experiment to determine the value of acceleration due to gravity g using a simple pendulum , the measured value of lenth of the pendulum is 31.4 cm known to 1 mm accuracy and the time period for 100 oscillations of pendulum is 112.0 s known to 0.01 s accuracy . find the accuracy in determining the value of g.

Options

A. `(25.03+- 0.58)cms^(-2)`
B. `(25 +- 0.58)cms^(-2)`
C. `(25.3 +0.1)cms^(-2)`
D. `(25.5+0.3)cms^(-2)`

Answer

A