As the modulation index of an FM signal with sinusoidal modulation is increased from zero to two, the power in the carrier component will ?

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Gopal Sharma

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📊 Communication Engineering

Q. As the modulation index of an FM signal with sinusoidal modulation is increased from zero to two, the power in the carrier component will ?

(A) Decrease continuously
(B) Increase continuously
(C) First increase, becomes zero and then decrease
(D) First decrease, become zero and then increase

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✅ Correct Answer: (A) Decrease continuously

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