period and frequency

period a wave is the time taken for one complete wave to be produced

frequency of a wave is the number of complete wave produced in one second


f=1/T
我諗唔明點換
而且我都唔明period係咩泥
有時我把period除1   得到個一個又唔係f
答極都唔明

各位講比我知PERIOD係咩
講完之後
講埋比我知
3Hz=?PERIOD
1Hz=?period

10Hz=?period
thx