26 Jun 2022

A single of 0.1 kw is transmitted in a cable. The attenuation of cable is - 5dB per km and cable is 20 km long. The power received at receiver is 10^-x W. The value of x is

 

A single of 0.1 kw is transmitted in a cable. The attenuation of cable is - 5dB per km and cable is 20 km long. The power received at receiver is 10^-x W. The value of x is

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