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

Question : 15 of 65

Marks: +1, -0

The magnitude and phase of the complex Fourier series coefficients

a_{K}

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.

$x (t) ∈ \:R$
$x (t) ∈ \:P$
$x (t) ∈ \: (C−R)$
The information given is not sufficient to draw any conclusion about x(t)

Validate

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