4. The s(t) waveform on the left is Vin (t) and forms the input on the right to an envelo the output waveform. s(t) # fin # 102} Vout(t) 3 4 5 Vin(t)

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A: Consider the general form of the sine signal is, y=AsinBx-c+D Here, the period is, P=2πB

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Q: An oscilloscopes can be used to invistgate the phase shift in waveforms True False

A: Oscilloscope consist of two channels, each channel displays one wave form on the CRO screen.

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A: It is given that: xn=δn-1+2δn-2

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A:

Q: the folding frequency of a sinusoidal signal with sampling rate 30 khz and 6000 samples is

A: Given data Sampling rate of sinusoidal signal (f) = 30 KHz  No of samples = 6000

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A: The energy of any continuous time signal x(t) can be calculated using the following formula:

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Q: Draw the output voltage waveform. Identify the function of the circuit. 홑 C R

A: Given:

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Q: x(t) = e-3tu(t)

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A: According to question:

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A: given logic diagram is

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Q: Find the polar form and represent graphically the complex number 7-5j

A: Complex number Z=7-j5