(a) Show Diode as a half wave rectifier. Determine efficiency and Ripple factor of the half wave rectifier.
(b) Write short note on LED.
Briefly explain :
(i) Positive clipper
(ii) Negative clipper
(iii) Biased clipper
(iv) Combinational clipper
(v) Positive Clamper
(vi) Negative Clamper