An antenna having an effective temperature of 27°K is fed into a micr – McqOptions

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1.	An antenna having an effective temperature of 27°K is fed into a microwave amplifier that has an effective noise temperature of 30 K. Calculate the available noise power per unit bandwidth
A.	30 K
B.	57 K
C.	27 K
D.	3K, K is Boltzmann constant
Answer» C. 27 K

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