Respuesta :
Answer:
Length of this pendulum = 1.3m
Explanation:
Please find the attached.

Answer:
1.3 m
Explanation:
The period of a simple pendulum is equal to 2π times the square root of the ratio of the pendulum's length to the acceleration due to gravity.
T = 2π √(L / g)
Given T = 2.3 s and g = 9.8 m/s²:
2.3 s = 2π √(L / 9.8 m/s²)
L = 1.3 m