Fourier Series » Exercise - 12. The magnitude spectrum of a Fourier transform of a real-valued time signal has _______ symmetry. (a) no (b) odd (c) even (d) conjugate
Fourier Series » Exercise - 1 6. The Fourier series for the function f(x) sin2x = is : (a) sinx + sin2x (b) 1 – cos2x (c) sin2x + cos2x (d) 0.5 – 0.5 cos2x
Fourier Series » Exercise - 1 1. The Fourier transform of product of two time functions [f1(t)f2(t)] is given by : (a) [f1(ω) + f2(ω)] (b) [f1(ω) / f2(ω)] (c) [f1(ω) * f2(ω)] (d) [f1(ω) x f2(ω)]
Fourier Series » Exercise - 13. The trigonometric Fourier series of a periodic time function can have only ______ terms. (a) sine (b) cosine (c) sine and cosine (d) dc and cosine
Fourier Series » Exercise - 15. The inverse Fourier transform of product of two time functions [f1(ω)f2(ω)] is given by : (a) [f1(t) + f2(t)] (b) [f1(t) * f2(t)] (c) [f1(t) / f2(t)] (d) [f1(t) x f2(t)]
Fourier Series » Exercise - 12. The magnitude spectrum of a Fourier transform of a real-valued time signal has _______ symmetry. (a) no (b) odd (c) even (d) conjugate