Actually this is ray optics refraction problem.Explain it sir.
Actually this is ray optics refraction problem.
Explain it sir.
raju nagula , 7 Years ago
Grade
Electrostatics> Actually this is ray optics refraction pr...
1 Answers
Arun
Dear Raju
when total internal reflection just takes place from lateral surface
i = 60 degree = C
sin 60 = sin C = 1/ mu
mu = 2/sqrt(3)
time taken by lght to taverse some distance in a medium t = mu * x / c
t = 2 / sqrt(3) * 10^3 / 3 *10^8
t = 3.85 m sec
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