engineering recuitment HPCL Engineer Mock Test 2024 Power Electronics and Drives Choppers Step Up Choppers
The chopper circuit shown in figure (i) feeds power to a 5 A DC constant current source. The switching frequency of the chopper is 100 kHz. All the components can be assumed to be ideal. The gate signals of switches S1 and S2 are shown in figure (ii). Average voltage across the 5 A current source is
1
10 V
2
6 V
3
12 V
4
20 V