MCQOPTIONS
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| 1. |
FM bandwidth can be approximated by ________ |
| A. | Carson’s rule |
| B. | Armstrong’s rule |
| C. | Bessel’s rule |
| D. | Pythagoras rule |
| Answer» B. Armstrong‚Äö√Ñ√∂‚àö√ë‚àö¬•s rule | |