Q. A simple pendulum completes 50 oscillations. How many times does the
pendulum cross the mean position during this time? *
a)100
b)25
c)50
d)200
Answers
Answered by
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Given
Number of Oscillations, N=40
Time t=1min
Frequency f=
t
N
=
60
40
=0.667Hz
Time period,T=
f
1
=1.5sec
Hence, frequency is 0.667Hz and time period is 1.5sec
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