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An AM signal is represented by x(t) = (30 + 2Sin(700πt)) Cos(2πt x 10^2t)V. Carrier power of the wave is?

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An AM signal is represented by x(t) = (30 + 2Sin(700πt)) Cos(2πt x 10^2t)V. Carrier power of the wave is?

(a) 555W

(b) 675W

(c) 450W

(d) 310W

The question was asked during an internship interview.

I would like to ask this question from Power Relations in AM Waves topic in section Amplitude Modulation of Analog Communications

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Correct option is (c) 450W

Explanation: Hence Pc = 450W.

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