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Spectral density of the white noise is
- a)Uniform
- b)Exponential
- c)Gaussian
- d)Poisson
Correct answer is option 'A'. Can you explain this answer?
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Spectral density of the white noise isa)Uniformb)Exponentialc)Gaussian...
White noise is that signal whose frequency spectrum is uniform i.e. it has flat spectral density.
The power spectral density (PSD) of white noise is uniform throughout the frequency spectrum as shown:
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Spectral density of the white noise isa)Uniformb)Exponentialc)Gaussian...
White Noise Spectral Density Explanation:
White noise is a type of signal that has a flat spectral density across all frequencies. This means that the power of the signal is evenly distributed over the entire frequency spectrum. The spectral density of white noise is uniform, which distinguishes it from other types of noise signals.
Characteristics of White Noise Spectral Density:
- White noise has a constant power spectral density at all frequencies.
- The spectral density of white noise is uniform, indicating equal power at every frequency.
- In the frequency domain, white noise appears as a flat line.
Comparison with Other Types of Noise Spectral Density:
- Exponential noise has a spectral density that decreases exponentially with frequency.
- Gaussian noise has a bell-shaped spectral density curve.
- Poisson noise has a spectral density that follows a Poisson distribution.
Conclusion:
In conclusion, the spectral density of white noise is uniform, indicating that the power of the signal is evenly distributed across all frequencies. This characteristic distinguishes white noise from other types of noise signals, making it a unique and important concept in the field of signal processing and communication.
White noise is a type of signal that has a flat spectral density across all frequencies. This means that the power of the signal is evenly distributed over the entire frequency spectrum. The spectral density of white noise is uniform, which distinguishes it from other types of noise signals.
Characteristics of White Noise Spectral Density:
- White noise has a constant power spectral density at all frequencies.
- The spectral density of white noise is uniform, indicating equal power at every frequency.
- In the frequency domain, white noise appears as a flat line.
Comparison with Other Types of Noise Spectral Density:
- Exponential noise has a spectral density that decreases exponentially with frequency.
- Gaussian noise has a bell-shaped spectral density curve.
- Poisson noise has a spectral density that follows a Poisson distribution.
Conclusion:
In conclusion, the spectral density of white noise is uniform, indicating that the power of the signal is evenly distributed across all frequencies. This characteristic distinguishes white noise from other types of noise signals, making it a unique and important concept in the field of signal processing and communication.
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Spectral density of the white noise isa)Uniformb)Exponentialc)Gaussiand)PoissonCorrect answer is option 'A'. Can you explain this answer?
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