Wave Interference
Physics ⇒ Waves and Sound
Wave Interference starts at 9 and continues till grade 12.
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See sample questions for grade 9
A student observes alternating loud and soft sounds when two tuning forks of slightly different frequencies are sounded together. What is this phenomenon called?
Describe the difference between constructive and destructive interference.
Describe what happens when two waves of different amplitudes and the same frequency meet in phase.
Explain why two light waves of different colors do not produce a stable interference pattern.
If two sound waves of slightly different frequencies interfere, what phenomenon is heard?
If two waves have a phase difference of 0 degrees, what type of interference will occur?
If two waves of amplitude 5 units and 3 units meet out of phase, what is the amplitude of the resulting wave?
If two waves of equal amplitude and frequency meet in phase, what type of interference occurs?
If two waves of equal amplitude and frequency meet out of phase (crest meets trough), what is the result?
If two waves of frequencies 256 Hz and 260 Hz interfere, what is the beat frequency?
If two waves of frequency 500 Hz and 505 Hz interfere, what is the beat frequency?
In a double-slit experiment, what causes the bright and dark bands on the screen?
Two waves with amplitudes of 3 cm and 2 cm meet in phase. What is the amplitude of the resulting wave?
Two waves with amplitudes of 4 cm and 4 cm meet out of phase (crest meets trough). What is the amplitude of the resulting wave?
What happens to the amplitude of the resultant wave when two waves of equal amplitude interfere destructively?
What is the minimum phase difference (in degrees) required for complete destructive interference?
What is the result when two waves of the same frequency and amplitude travel in opposite directions and interfere?
What is the term for the points where constructive interference causes maximum displacement in a standing wave?
What is the term for the points where destructive interference causes no displacement in a standing wave?
What is wave interference?
