Refer to the exhibit. It displays the sources of A, B, and C and the corresponding absolute power of each. In comparing source A and B , how much greater is the signal strength of source B than the signal strength of source A?
IT Exam Items Repository › Category: CCNP › Refer to the exhibit. It displays the sources of A, B, and C and the corresponding absolute power of each. In comparing source A and B , how much greater is the signal strength of source B than the signal strength of source A?
Refer to the exhibit. It displays the sources of A, B, and C and the corresponding absolute power of each. In comparing source A and B , how much greater is the signal strength of source B than the signal strength of source A?
- 3 dB
- 0 dB
- 5 dB
- 10 dB
- 2 dB
Explanation: Source B is double the value of source A. Each time you double a value, simply add 3 dB. Because 10 mW is double 5 mW, source B is 3 dB greater than the strength of source A.
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