EC > GATE 2017 SET-1 > Fourier Series
Let x(t) be a continuous time periodic signal with fundamental period T=1 seconds. Let {ak} be the complex Fourier series coefficients of x(t) where k is integer valued. Consider the following statements about x(3t)
I. The complex Fourier series coefficients of x(3t) are {ak} where k is integer valued
II. The complex Fourier series coefficients of x(3t) are {3ak} where k is integer valued
III. The fundamental angular frequency of x(3t) is 6π rad/s
For the three statements above, which one of the following is correct?
I. The complex Fourier series coefficients of x(3t) are {ak} where k is integer valued
II. The complex Fourier series coefficients of x(3t) are {3ak} where k is integer valued
III. The fundamental angular frequency of x(3t) is 6π rad/s
For the three statements above, which one of the following is correct?
Correct : b
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