In a graded index fiber the reflected light at the core-cladding inter – McqOptions

MCQOPTIONS

1.	In a graded index fiber the reflected light at the core-cladding interface takes a
A.	Straight line path
B.	Parabolic path
C.	Circular path
D.	Elliptical path
Answer» C. Circular path

Discussion

No Comment Found

Related MCQs

For fiber optical sensors ___________
In which of the following, the density of the core remains constant from the center to the edges?
Out of the following, which light is used for the optical fibre communication?
For TE10 mode of propagation in a rectangular waveguide filled with air, the broader dimension is 2 cm. The cut-off frequency is
Match the two lists and choose the correct answer from the code given below:List IList II(a) V-number(i) V2/2(b) Birefringence(ii) x1√(2Δ)(c) No. of modes(iii) (ny – nx)(d) N.A.(iv)\( \frac{{2\pi a}}{{{\lambda_c}}}\times NA\)
For a 300 m optical fibre cable with BLP of 600 MHz-km, the bandwidth will be
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:
As the wave frequency approaches to cut-off frequency of wave guide, the correct statement is:
Optic fibres are used in:
Indicate which one of the following modes do NOT exist in a rectangular resonant cavity