railway RRB JE (CBT I + CBT II) Mock Test 2024 Power Electronics and Drives Choppers Step Down Choppers
The given figure shows a step-down chopper switched at 1 kHz with a duty ratio α = 0.5. The peak to peak value of ripple current in the load current is close to
1
10 A
2
0.5 A
3
0.125 A
4
0.25 A