if data sequence is 0 1 0 0 0 1 01 0the phase of BPSK waveform will vary as Select one:a. pi 0 pi pi pi 0 pi 0 pib. 0 0 pi pi 0 0 pi 0 pic. 0 0 pi pi pi 0 pi 0 pi
Question
if data sequence is 0 1 0 0 0 1 01 0the phase of BPSK waveform will vary as Select one:a. pi 0 pi pi pi 0 pi 0 pib. 0 0 pi pi 0 0 pi 0 pic. 0 0 pi pi pi 0 pi 0 pi
Solution
The correct answer is a. pi 0 pi pi pi 0 pi 0 pi.
Here's why:
In Binary Phase Shift Keying (BPSK), the phase of the carrier signal is varied according to the data sequence. The phase is switched between 0 and pi according to the binary data sequence.
For binary '0', the phase of the carrier signal is set to 0 and for binary '1', the phase of the carrier signal is set to pi.
So, if we have a data sequence of 0 1 0 0 0 1 0 1 0, the phase of the BPSK waveform will vary as pi (for '0'), 0 (for '1'), pi (for '0'), pi (for '0'), pi (for '0'), 0 (for '1'), pi (for '0'), 0 (for '1'), pi (for '0').
So, the phase of the BPSK waveform will vary as pi 0 pi pi pi 0 pi 0 pi.
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