In a simple pendulum experiment, a boy observed that the times for 30 oscillations are 70.0s, 72.0s and 67.0s respectively. Calculate the mean period of oscillation of the pendulum.

a

0.14s

b

0.43s

c

2.32s

d

2.40s

e

6.97s

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Gobirawa
3 years ago

t1=70.0s, t2=72.0s, t3=63s
n=30
:.T=t/n
T=t1/n, 70.0/30=2.33
T=t2/n, 72.0/30=2.4
T=t3/n, 67/30=2.23
:. mean period=2.33+2.4+2.23=6.96
Then 6.96/3=2.32

muhd2006
3 months ago

good work

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