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A chopper is employed to charge a battery as shown in the given figure. The charging current is 5 A. The duty ratio is 0.2. The chopper output voltage is also shown in the figure. The peak to peak ripple current in the charging current is ______ A
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- 0.48
- 0.18
- 48
- 4.8
Correct Option: A
During TON, V– t area across L is
= L (I mx – Imn) = L∆I
and, V – t area applied to L = (60 – E) TON = 48 TON
Equating the volt-area, we have
∆I = | = | = 0.48 A | ||
L | 20 × 10-3 |