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Practice over 1000+ GATE-level questions from this topic!

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Q#1 Analog Communication GATE EC 2004 MCQ +2 marks -0.66 marks

Consider a system shown in Figure. Let X (f) and Y (f) denote the Fourier transforms of x (t) and y (t) respectively. The ideal HPF has the cut-off frequency 10 kHz.        

The positive frequencies where Y (f) has spectral peaks are

34.jpg

1 kHz and 24 kHz

2 kHz and 24 kHz

1 kHz and 14 kHz

2 kHz and 14 kHz

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