Analog Communications – 3

3. Spectral density expresses –

(a) Average voltage
(b) Average current
(c) Average power in a waveform as a function of frequency
(d) None of the above

Answer

Answer : (c)

Explanation

Explanation : No answer description available for this question. Let us discuss.

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Analog Communications - 7
Analog Communications » Exercise - 17. The auto-correlation function of a signal (t) at to = 0 is equal to - (a) Zero (b) Infinite (c) Average voltage of the signal (d) Average power of the signal
Tags: analog, communications, average, exercise, function, voltage, power, communication, engineering
Analog Communications - 6
Analog Communications » Exercise - 16. The auto-correlation function is - (a) An odd function in t0 (b) An even function in t0 (c) An exponential function in t0 (d) None of the above
Tags: function, analog, communications, exercise, communication, engineering
Analog Communications - 13
Analog Communications » Exercise - 1 13. In ergodic process : (a) Ensemble and time average are identical (b) Ensemble and time average are different (c) Ensemble and time average are opposite to each other (d) None of the above
Tags: average, analog, communications, exercise, communication, engineering
Analog Communications - 12
Analog Communications » Exercise - 1 12. Amount of information in continuous signal is : (a) Zero (b) 2 bits (c) 4 bits (d) infinite
Tags: analog, communications, exercise, communication, engineering
Analog Communications - 11
Analog Communications » Exercise - 1 11. Vividh Bharati Programme is transmitted in - (a) Short wave (b) Medium frequency (c) Very high frequency (d) None of the above
Tags: analog, communications, frequency, exercise, communication, engineering

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