Which of the following is used in optical fibres?

Which of the following is used in optical fibres?
(a) total internal reflection
(b) scattering
(c) diffraction
(d) refraction.

Monjur Alahi

5 views

2025-01-04 04:42

1 Answers

Salim Ahmed Kawsar

(a) Total internal reflection is used in optical fibres.

5 views Answered 2023-02-05 15:29

Related Questions

Find out, from Table 10.3, the medium having highest optical density. Also find the medium with lowest optical density.

1 Answers 5 Views

Fill in the blanks in the following statements. (a) _________ and _________ fibres are obtained from animals.

1 Answers 5 Views

Classify the following fibres as natural or synthetic: nylon, wool, cotton, silk, polyester, jute

1 Answers 4 Views

State whether the following statements are true or false: a) Yarn is made from fibres.

1 Answers 4 Views

Fill in the blanks: a) Plant fibres are obtained from_________ and ________ . b) Animals fibres are __________ and ___________ .

1 Answers 8 Views

Which set of substances is not used for making fibres?

1 Answers 5 Views

Wavelength of light used in an optical instrument are λ1 = 4000Å and λ2 = 5000Å,

1 Answers 4 Views

Consider telecommunication through optical fibres. Which of the following statements is not true?

1 Answers 5 Views

Which of the following phenomena is used in optical fibres ? (a) Total internal reflection

1 Answers 5 Views

Assertion : The optical instruments are used to increase the size of the image of the object.

1 Answers 18 Views

এক্সাম দিয়ে মেধা যাচাই করুন

Job Preparation (1125)

Admission (754)

এসএসসি (10)

এইচএসসি (5)