Question: Please help ? The power we use at home has a frequency of 60 Hz What is the time period of such a power? 2

Please help ? Please help ? The power we use at home has a

The power we use at home has a frequency of 60 Hz What is the time period of such a power? 2 Power ratio is often given in decibels (dB). Assume a What is the value of dB for this signal? Show your work. Briefly describe the wireless propagation problem. 4 Assume the power of a signal at 75 meters is 300 mW signal loses 4 of its power as it travels to the destination. 3- what would be it power at 175 meters. 5 10 channels each with a 50 KHz bandwidth, are to be multiplexed together. What is the minimum bandwidth of the link if there is a need for a guard band of 5 KHz between the channels to prevent interference

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