1.

FOR_SIGNAL,_M(T)_=_50COS(10_‚ÄÖ√†√∂‚Àւ•_90T_+_30_SIN100T),_THE_POWER_DISSIPATED_BY_THE_20‚ÂÀ√≠¬¨¬©_RESISTOR_IS_________?$#

A. 100W
B. 65W
C. 74.7W
D. 62.5W
Answer» E.


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