The time taken by a pendulum to complete \(10\) oscillations is \(35.2\) seconds. What is the time period of a pendulum in seconds with appropriate significant figures?
1. \(3.52~\text s\) 
2. \(3.5~\text s\) 
3. \(3.520~\text s\)
4. \(3.6~\text s\)
Subtopic:  Significant Figures |
From NCERT
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