The frequency of human speech is in the range of:
A) 20 - 1000 Hz.
B) 20 - 3400
C) 300 - 3400 Hz.
D) 10 - 25,000 Hz.
Correct Answer:
Verified
Q19: Electromagnetic signals:
A)are used only for optics
B)are used
Q20: In the telephone system,conversions are reproduced using
Q21: In general,noise can be defined as:
A)loud,high amplitude
Q22: _ is a measure of the position
Q23: The _ of a signal is the
Q25: The spectrum of a signal is:
A)the lowest
Q26: A(n)_ signal is one in which the
Q27: Given a resolution of 320 pixels x
Q28: A(n)_ signal is one in which the
Q29: The _ of a signal is defined
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