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problem 1

Sketch the schematic of surface emitting and edge emitting LED and discuss.

problem 2:

Illustrate out the construction and working of PIN photodiode.

problem 3:

Sketch the circuit diagram of high impedance pre amplifier and describe its operation.

problem 4:

Illustrate the applications of Lasers in dentistry.

problem 5:

Discuss in detail photo thermal& photochemical applications of Laser.

Electrical & Electronics, Engineering

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