The analog signal ra (t) = e(240nl+) +e is sampled at F, = 300 Hz. What is the xpression for the resulting discrete time signal æ[n]? O a. sin() O b. 0.5 sin(4 ) c. - sin( a) o d. -0.5 sin(4t" ) Юе. -2 sin() O f. 2 sin()

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The analog signal xa (t) = e(240xt+) +e-(240xt+) is sampled at F, = 300 Hz. What is the
expression for the resulting discrete time signal a[n]?
O a. sin()
O b. 0.5 sin()
O c. - sin()
O d. -0.5 sin(4m)
O e. -2 sin()
O f. 2 sin()
Shown in the figure below from 0 <t < 10 ms is an analog signal Ta (t) sampled at a rate F, to
get æ[n]. What is the sampling rate F,?
3
2
-2
0.5
10-2
O a. 25 Hz
O b. 250 Hz
О с. 300 Hz
O d. 30 Hz
O e. 600 Hz
Of.
60 Hz
(u)x (t)"x
Transcribed Image Text:The analog signal xa (t) = e(240xt+) +e-(240xt+) is sampled at F, = 300 Hz. What is the expression for the resulting discrete time signal a[n]? O a. sin() O b. 0.5 sin() O c. - sin() O d. -0.5 sin(4m) O e. -2 sin() O f. 2 sin() Shown in the figure below from 0 <t < 10 ms is an analog signal Ta (t) sampled at a rate F, to get æ[n]. What is the sampling rate F,? 3 2 -2 0.5 10-2 O a. 25 Hz O b. 250 Hz О с. 300 Hz O d. 30 Hz O e. 600 Hz Of. 60 Hz (u)x (t)"x
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