The ratio of speed of light in air to the speed of light in another medium is called as_________
A) speed factor
B) dielectric constant
C) reflection index
D) refraction index
Correct Answer:
Verified
Q3: Which law gives the relationship between refractive
Q4: The light sources used in fibre optics
Q5: The _ ray passes through the axis
Q6: Light incident on fibers of angles_the acceptance
Q7: What is the numerical aperture of the
Q9: When a ray of light enters one
Q10: An optical fiber has core-index of 1.480
Q11: An optical fiber has a core radius
Q12: What is needed to predict the performance
Q13: Which equation is used to calculate MFD?
A)maxwell's
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