Frequency spectrum of noise occupies a band that is _________ the signal spectrum. Choose the most appropriate option.
A. Narrow than
B. Wider than
C. Different from
D. Same as
Answer:B
Frequency spectrum of noise occupies a band that is _________ the signal spectrum. Choose the most appropriate option.
A. Narrow than B. Wider than C. Different from D. Same as
Explanation: Frequency spectrum of noise occupies a band that is wider than the signal spectrum. Filters operate on this concept.