The magnitude and phase of the complex Fourier series coefficients aK of a periodic signal x(t) are shown in the figure. Choose the correct statement form the four choices given. Notation: C is the set of complex numbers, R is the set of purely real numbers, and P is the set purely imaginary numbers.

Question

Examsnet · Accepted Answer

Correct Answer is : x(t)∈‌R

GATE Electronics and Communications (EC) 2015 Shift 2 Solved Paper