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| Q. |
Which of the following is not necessarily an advantage of FM over AM? |
| A. | less modulating power is required |
| B. | better noise immunity is provided |
| C. | higher bandwidth is required |
| D. | carrier is of any shape |
| Answer» C. higher bandwidth is required | |
| Explanation: in frequency modulation, frequency of carrier gets varied with respect to the wave being propagated. fm has many advantages over am but requirement of higher bandwidth is not an efficient condition. | |
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