3
QuizMultiple Choice

N/A — Exam

Question 3 • Physics

Which best illustrates how the carrier wave would likely appear after pulse modulation?

Answer
A
Image with description A radio wave going left to right. The waves are tightly close together and equal distance as well as equal distance above and below the middle line.
B
Image with description A radio wave going left to right. The lines are equal distance apart and equal distance from the middle line. Occasionally, a wave does not cross the middle line but instead arcs back making a double wave on one side of the line.
C
Image with description A radio wave going left to right. There are two sets of waves separated by a solid line. The lines are equal distance apart and equal distance from the middle line.
D
Image with description A radio wave going left to right. The waves are wide and equal distance as well as equal distance above and below the middle line.
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Which best illustrates how the carrier wave…