ISRO Electronics & Communication (ECE) 2008 - Question 66

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Topic: Communication Systems

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

Answer: A. Decrease continuously

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