problem 1:

Illustrate the BCD system and also describe its advantages and disadvantages.

problem 2:

prepare down the steps which are involved to add two numbers by excess 3 – code.

problem 3:

Provide theory of propagation of light through fibre wire and analyse this with different angles of incidence.

problem 4:

Illustrate the principle behind the propagation of light through the fiber.

problem 5:

Mention the advantages of optical fiber communication over conventional communication.

problem 6:

Illustrate the formation and propagation of the magnetic bubbles in magnetic materials.