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Sahay Sir > Question Answers > JEE Mains Physics 2002-2019 Solved Video Solutions > Practice Set 1 > A signal of 0.1 kW is transmitted in a cable. The attenuation of cable is –5 dB per km and cable length is 20 km. The power received at receiver is 10^–x W. The value of x is …… [Gain in dB = 10 log10 (P0/Pi)]

A signal of 0.1 kW is transmitted in a cable. The attenuation of cable is –5 dB per km and cable length is 20 km. The power received at receiver is 10^–x W. The value of x is …… [Gain in dB = 10 log10 (P0/Pi)]

The logic circuit shown above is equivalent to :