MCQOPTIONS
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MCQOPTIONS
This section includes 5 Mcqs, each offering curated multiple-choice questions to sharpen your Analog Circuits knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
In a bridge full wave rectifier, the input sine wave is 250sin100 t. The output ripple frequency of rectifier will be ________ |
| A. | 50Hz |
| B. | 200Hz |
| C. | 100Hz |
| D. | 25Hz |
| Answer» D. 25Hz | |
| 2. |
Number of diodes used in a full wave bridge rectifier is ________ |
| A. | 1 |
| B. | 2 |
| C. | 4 |
| D. | 6 |
| Answer» D. 6 | |
| 3. |
In an bridge full wave rectifier, the input sine wave is 40sin100 t. The average output voltage is ________ |
| A. | 22.73V |
| B. | 16.93V |
| C. | 25.47V |
| D. | 33.23V |
| Answer» D. 33.23V | |
| 4. |
DC power output of bridge full wave rectifier is equal to _________(Im is the peak current and RL is the load resistance) |
| A. | (2I<sub>m</sub><sup>2</sup>/ <sup>2</sup>)R<sub>L</sub> |
| B. | (4I<sub>m</sub><sup>2</sup>/ <sup>2</sup>)R<sub>L</sub> |
| C. | (I<sub>m</sub><sup>2</sup>/ <sup>2</sup>)R<sub>L</sub> |
| D. | (I<sub>m</sub><sup>2</sup>/2 <sup>2</sup>)R<sub>L</sub> |
| Answer» C. (I<sub>m</sub><sup>2</sup>/ <sup>2</sup>)R<sub>L</sub> | |
| 5. |
DC average current of a bridge full wave rectifier is _________(Where Im is the maximum peak current of input) |
| A. | 2I<sub>m</sub>/ |
| B. | I<sub>m</sub>/ |
| C. | I<sub>m</sub>/2 |
| D. | 1.414I<sub>m</sub>/ |
| Answer» B. I<sub>m</sub>/ | |