For an optical fiber, the following statements are given:(i) Propagati – McqOptions

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1.	For an optical fiber, the following statements are given:(i) Propagation constant is dependent on the wavelength(ii) Propagation constant is independent of the wavelength(iii) \(GVD =- \frac{2\pi c}{\lambda}\beta_2\)(iv) \(GVD =- \frac{2\pi c}{\lambda^2}\beta_2\)Which of the above statements are correct?Choose the correct answer from the code given below:
A.	(ii) and (iii)
B.	(i) and (iii)
C.	(i) and (iv)
D.	(ii) and (iv)
Answer» D. (ii) and (iv)

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