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The time t1, t2 and t3 for 20 complete oscillations of a simple pendulum experiment…

The time t1, t2 and t3 for 20 complete oscillations of a simple pendulum experiment are 32.0s, 34.6s and 35.5s respectively. Calculate the mean period of the pendulum.
  • A.
    1.60s
  • B.
    1.70s
  • C.
    1.73s
  • D.
    1.78s
  • E.
    5.11s
Correct Answer: Option B
Explanation