Electronics and Communication Engineering - Signals and Systems

16.
When a complex voltage wave is applied to a capacitor the resulting current wave is more distorted than the voltage wave.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.

17.
If for k ≥ 0 and xk = 0 for k < 0, z transform of the sequence x is
Answer: Option
Explanation:
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18.
Fourier transform of non periodic DT signal is
aperiodic
Periodic
both a and b
None of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.

19.
The Fourier transform of f(t) = cos ω0t is
p[δω0 + δ(- ω0)]
p[δ(ω - ω0) + δ(ω + ω0)]
p[δω0 - δ(- ω0)]
p[δ(ω - ω0) - δ(ω + ω0)]
Answer: Option
Explanation:
No answer description is available. Let's discuss.

20.
The function shown in the figure
impulse function
signum function
unit step function
none of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.