Grade 10 Physical Sciences · Waves, Sound and Light
Apply superposition of pulses
Add two pulses that meet to find the combined pulse, and say if the interference is constructive or destructive (two 2 cm crests make 4 cm).
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Question c · Siyavula Grade 10 Physical Sciences, 7.3 Superposition of pulses, Worked example 2 · 1 mark
The two pulses shown below approach each other at m·s. Draw what the waveform would look like after s, s and s.

c Draw the waveform after s.(1)
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