Electronics and Communication Engineering - Signals and Systems
Exercise : Signals and Systems - Section 7
- Signals and Systems - Section 1
- Signals and Systems - Section 2
- Signals and Systems - Section 3
- Signals and Systems - Section 4
- Signals and Systems - Section 5
- Signals and Systems - Section 6
- Signals and Systems - Section 7
- Signals and Systems - Section 8
- Signals and Systems - Section 9
- Signals and Systems - Section 10
6.
An excitation is applied to a system at t = T and the response in zero for -∞ < t < T. This system is
7.
For the wave i = I0 + I1m sin ωt + I3m sin 3ωt, the rms value is
I = (I20 + I21m + I23m)0.5
I = 0.707 (I20 + I21m + I23m)0.5
none of these
8.
The Laplace transform of sin ∝t is
9.
The signumm function written as [sgn(t)] is defined as
10.
Fourier transform of the unit step function (i.e., u(t) = 1 for t ≥ 0 and u(t) = 0 for t < 0) is
pδ (ω)
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