Q. The signal energy of the continuous-time signal
x(t) = [(t -1) u(t -1)]-[(t – 2)u(t – 2)]-[(t – 3)u(t – 3)]+[(t – 4)u(t – 4)] is
(A) 11/3 (B) 7/3 (C) 1/3 (D) 5/3
Ans: 5/3
Q. The signal energy of the continuous-time signal
x(t) = [(t -1) u(t -1)]-[(t – 2)u(t – 2)]-[(t – 3)u(t – 3)]+[(t – 4)u(t – 4)] is
(A) 11/3 (B) 7/3 (C) 1/3 (D) 5/3
Ans: 5/3