Mass relates to how much space something takes up (size) density relates to weight
Answer:
2.67 m
Explanation:
k = Spring constant = 1.5 N/m
g = Acceleration due to gravity = 9.81 m/s²
l = Unstretched length
Frequency of SHM motion is given by

Frequency of pendulum is given by

Given in the question


The unstretched length of the spring is 2.67 m
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