Efficiency of general AM signal with em = E₁ cos ω₁t + E₂ cos � – McqOptions

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1.	Efficiency of general AM signal with em = E₁ cos ω₁t + E₂ cos ω₂ tj ec = Ec cos ωct; E₁ cos ω₁t with modulation index m₂ is __________ .
A.	A
B.	B
C.	C
D.	D
Answer» B. B

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