engineering recuitment GATE ECE 2023-24 Test Series Signals and Systems Fourier Series Forms of Fourier Series
The Fourier coefficient of x(t) = ak and Fourier coefficient of x (t + t0) + x (t – t0) = bk then find relation between bk and ak.
1
\({b_k} = 2\sin k{\omega _0}{t_0}.{a_k}\)
2
\({b_k} = 2\cos k{\omega _0}{t_0}.{a_k}\)
3
\({b_k} = - 2j\sin k{\omega _0}{t_0}.{a_k}\)
4
\({b_k} = + 2j\sin k{\omega _0}{t_0}.{a_k}\)