1 Answers

β=10 logI1I0  85=10 logI1I0

logI1I0=8.5 I1I0=108.5 

I1=108.5I0

অনুরূপভাবে, I2=107.8I0  I=I1+I2=108.5+107.8I0

β=10 logII0=10 log108.5+107.8=85.79 dB Ans.

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