Optical fibre are based on

Assertion : Optical fibers are used for telecommunication. Reason : Optical fibres are based on the phenomenon of total internal reflection.

In these question, a statement of assertion followed by a statement of reason is given .Choose the correct answer out of the following choices: Assertion and reason both are correct statements and reason is correct explanation for assertion. Assertion and reason both are correct statements but reason is not correct explanation for assertion. Assertion is correct statement but reason is wrong statement. Assertion is wrong statement but reason is correct statement. Assertion: Endoscopy involves use of optical fibres to study internal organs. Reason: Optical fibres are based on phenomenon of total internal reflection.

Pick out the correct staments about optical fibres from the following: S1: Optical fibres are used for the transmission of optical signals only S2: Optical fibres are used for transmission of optical electrical signals S3: The intensity of light signals sent through optical fibres suffer very small loss S4: Optical fibres effectively employ the principle of multiple total internal reflections S5: Optical fibres are glass fibres coated with a thin layer of a material with lower refractive index

Optical fibres are related with

Optical fibres make use of the phenomenon of

Optical fibres make use of the phenomenon of