A body timed 20 oscillations of a certain pendulum three ...
A body timed 20 oscillations of a certain pendulum three times and obtained 44.3s, 45.5s and 45.7s respectively. Calculate the mean period of oscillation of the pendulum
0.13s
2.22s
2.26s
44.30s
45.17s
Correct answer is C
No explanation has been provided for this answer.
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