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| Q. |
Filter used in switching regulator’s are also as called |
| A. | dc – ac transformers |
| B. | ac – dc transformers |
| C. | dc transformer |
| D. | ac transformer |
| Answer» C. dc transformer | |
| Explanation: filter converts the pulse waveform from the output of the switch into a dc voltage. since this switching mechanism allows a conversion similar to transformers, the switching regulators is often referred to as a dc transformer. | |
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