11th Class Exercise 13.15

Pendulum: Earth vs Moon

Comparing the time period of a simple pendulum under different gravitational accelerations

Length (m)

Range: 0.1-2 m 1.00 m

Initial Angle (degrees)

Range: 5-45° 15°

Earth Gravity (m/s²)

Standard: 9.8 m/s² 9.8 m/s²

Moon Gravity (m/s²)

Standard: 1.7 m/s² 1.7 m/s²

Pendulum Period Comparison

Earth Period (T)

2.01 s

Moon Period (T')

4.76 s

Ratio (T'/T)

2.37

Length (L)

1.00 m