Which one is true
Anonymous Quiz
15%
0 < Discrete Time signal < 1
5%
0 > Discrete Time signal > -1
73%
Discrete Time signal = 0 or 1
7%
None
periodic signal is
Anonymous Quiz
21%
finite signal
73%
infinite signal
7%
May be infinite signal or finite signal
A signal is said to be periodic if there exists a positive constant 𝑇0 such that
Anonymous Quiz
17%
𝑔 𝑡 = 𝑔 (𝑡 - 𝑇0 )
65%
𝑔 𝑡 = 𝑔 (𝑡 + 𝑇0 )
12%
𝑔 𝑡 = 𝑔 (𝑡 * 𝑇0 )
7%
𝑔 𝑡 = 𝑔 (𝑡 / 𝑇0 )
A signal is called an Energy Signal if
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76%
it has finite energy.
18%
it has infinite energy.
4%
if it has finite power.
2%
if it has infinite power.
A signal is called a Power Signal
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4%
if it has finite energy.
10%
if it has infinite energy.
67%
if it has finite power.
20%
if it has infinite power.
Noise signals are
Anonymous Quiz
10%
Deterministic
84%
probabilistic
3%
Energy Signal
3%
Power Signal
A sound wave travels at a speed of 339 ms ^ -1 . If its wavelength is 1.5 cm, what will be the frequency of the wave?
Anonymous Quiz
23%
226
10%
2260
54%
22600
13%
226000
The frequency of vibration of a string is 100 Hz. Then its period of vibration is:
Anonymous Quiz
6%
0.1
80%
0.01
3%
10
11%
100
MAN refer to
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14%
Middel Area Network
6%
Middel Access Network
72%
Metropolitan Area Network
8%
Metropolitan Access Network
Layer that contains protocols used for process-to-process communications.
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61%
Application
13%
Data link
10%
Network
16%
Transport
periodic refers to events or data transmissions that do not occur at regular or predictable intervals
Anonymous Quiz
27%
T
73%
F
A signal that has a value of specific points in time is called (جت في الامتحان)
Anonymous Quiz
93%
discrete
7%
continuous
refers to advancing or postponing the activity of signal in time
Anonymous Quiz
10%
Scaling
88%
Shifting
2%
Inversion