Geometrical OpticsHard
Question
Which is the advantages of optical fibre communication :-
Options
A.quality of signal is good
B.security of signal is large
C.large band width is available
D.all
Solution
optical fibre cable works on TIR principal
Create a free account to view solution
View Solution FreeMore Geometrical Optics Questions
Spherical aberration in a thin lense can be reduced by...A diverging lens of fiscal length 10 cm is placed 10 cm in front of a plane mirror as shown in the figure. Light from a ...An astronomical telescope of magnifying power 8 is made using two lenses spaced 45 cm apart. The focal length of the len...A person can see clearly only upto a distance of 25 cm. He wants to read a book placed at a distance of 50 cm. What kind...Two lenses of power -15 D and + 5D are in contact with each other. The focal length of the combination is...