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प्रश्न
An object is vibrating at 50 hertz. What is its time period?
पर्याय
0.02 s
2 s
0.2 s
20.0 s
MCQ
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उत्तर
0.02 s
Explanation:
We know that
Frequency (f) = 1/Time period
Time period = 1/Frequency
Given parameter
An object is vibrating at 50 hertz.
50 = `1/"T"`
`"T" = 1/50`
T = 0.02 s
Its time period will be 0.02 sec.
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