EC > GATE 2026 > Signal Energy
Consider a real baseband signal x(t) = e−2t, for t (in seconds) ≥ 0.
If 99% of energy of x(t) lies within B Hz, then which of the following options is TRUE for the value of B?
A
B > 1 kHz
B
63/π Hz < B < 64/π Hz
C
126/π Hz < B < 128/π Hz
D
B < 1 Hz

Correct :

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