Physics, asked by shivam8837, 1 year ago

let me answer immediately please

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Anonymous: do u know its correct answer ?

Answers

Answered by Anonymous
7
We know that

f=c/lemda

lemda = c/f

c=3×10^8 m/s

f is given = 1.368×10^3hz

lemda = 3 ×10^8 / 1.368×10^3

lemda = 2.2 ×10^8_3

lemda = 2.2 ×10^5 m


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