Draw the input and the output

1. A 415/240V 50 Hz power supply is used to supply rectifier circuits in an oil refinery.
For each of the following rectifiers answer parts a) to c), draw the schematic and input and output waveform.
A. Half wave
B. Full wave CT
C. Full Wave bridge
D. Three phase half-wave
E. Three phase bridge

a) DC effective voltage
b) Ripple frequency
c) Ripple voltage

2. What can we use to reduce the ripple voltage of the rectifiers? Draw the input and output of each type of rectifier.

3. Draw the following filters showing input and output :
a) L
b) C
c) LC
d) T
e) π