its urgent
a pendulum makes 15 oscillations in 0.5 seconds what is a frequency of a pendulum
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frequency is no of oscillations in 1s so
as in 0.5s 15 oscillations in 1s 15/0.5=30s to the power minus 1 or 30 Hz
as in 0.5s 15 oscillations in 1s 15/0.5=30s to the power minus 1 or 30 Hz
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Frequency = no of ocillations / Total time
frequency = 15 / 0.5
= 30 hertz
frequency = 15 / 0.5
= 30 hertz
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