Gate EC-2008 Question Paper With Solutions

Q. 71 A speed signal, band limited to 4 kHz and peak voltage varying between +5 V and -5 V, is sampled at the Nyquist rate. Each sample is quantized and represented by 8 bits.

If the bits 0 and 1 are transmitted using bipolar pulses, the minimum bandwidth required for distortion free transmission is

(A) 64 kHz

(B) 32 kHz

(C) 8 kHz

(D) 4 kHz

Answer: B

Explanation:
Gate EC-2008 Question Paper With Solutions

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