Answer:
For 15 oscillation it takes 30 sec
For one oscillation Tme period = 30/15 = 2sec
Frequency = 1/ Time period
=1/2=0.5 Hz
Author:
bacchustbp5
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3Answer: The pendulum completes 26 oscillations in 130 sec
Explanation:
Given,
The time period of oscillation (T)= 5 sec
This means the pendulum completes one oscillation in 5 sec
Therefore the number of oscillations in 130 s is given by (n) = [tex]\frac{130}{5} =26[/tex]
∴ The pendulum completes 26 oscillations in 130 sec.
Author:
milagroscohen
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6