Signal Processing - Study Mode

[#366] If the region of convergence of x 1 [n] + x 2 [n] is $${1 over 3} < left| z
ight| < {2 over 3},$$ xa0 then the region of convergence of x 1 [n] - x 2 [n] includes
Correct Answer

(D) $${1 over 3} < left| z ight| < {2 over 3}$$

[#367] The Fourier series of an odd periodic function, contains only
Correct Answer

(B) Even harmonics

[#368] Increased pulse-width in the flat-top sampling, leads to
Correct Answer

(A) Attenuation of high frequencies in reproduction

[#369] The Fourier transform of a real valued time signal has
Correct Answer

(C) Conjugate symmetry

[#370] The RMS value of a rectangular wave of period T, having a value of +V for a duration, T 1 (< T) and -V for the duration, T - T 1 = T 2 equals
Correct Answer

(A) $$V$$