Respuesta :

abhaysilver1

Here is your answer

[tex]<b>0.05 secs</b>[/tex]

REASON:

Given,

n (i.e. frequency)= 20 Hz

We know that,

n=1/T , where T is time period and n is frequency

So,

T=1/n

= 1/20 secs

= 0.05 secs

HOPE IT IS USEFUL

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