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.