Transverse Pulses (Grade 10 NSC Matric Physical Sciences): Flashcards
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Principle of superposition
Principle of superposition
Overlapping disturbances add algebraically to form resultant
Pulse behavior after interference
Pulse behavior after interference
Maintain original properties, continue unchanged
Constructive interference
Constructive interference
Two pulses meet, creating a bigger pulse
Destructive interference
Destructive interference
Two pulses meet, creating a smaller pulse
Applying superposition at overlap
Applying superposition at overlap
Add amplitudes together at each point
m + m pulse amplitudes result
m + m pulse amplitudes result
m amplitude
m + m pulse amplitudes result
m + m pulse amplitudes result
m amplitude
When constructive interference occurs
When constructive interference occurs
Two crests meet or two troughs meet
When destructive interference occurs
When destructive interference occurs
Crest meets trough
Equal opposite pulses meeting
Equal opposite pulses meeting
Complete cancellation temporarily