Multiple choice

Noise with uniform power spectral density of NoW/Hz is passed through a filter $H(\omega) = 2 \ exp(-j\omega t_d)$ followed by an ideal low-pass filter of bandwidth B Hz. The output noise power in Watts is

  1. 2NoB

  2. 4NoB

  3. 8NoB

  4. 16NoB

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation