What are the frequencies of these waves?
回答 (1)
2018-06-06 12:56 pm
✔ 最佳答案
1)Period = 6 s
Frequency = 1/6 Hz = 0.167 Hz
2)
Period = 2 s
Frequency = 1/2 Hz = 0.5 Hz
3)
Period = 2/3 s
Frequency = 1/(2/3) Hz = 3/2 Hz = 1.5 Hz
4)
Period = 3 s
Frequency = 1/3 Hz = 0.333 Hz
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