AM
BTEC APPLIED SCIENCE - WAVES IN COMMUNICATION EXAM
QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS VERIFIED
GRADED A++
Practice questions for this set
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A point of maximum amplitude on a standing wave
Select the correct term
1Amplitude 2Wavelength
3Diffraction 4Antinode
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Terms in this set (52)
The bending of a wave as it moves around an obstacle or passes through a narrow
Diffraction
opening
a device made of thousands of closely spaced slits through which light is passed in
Diffraction grating
order to produce a spectrum
Oscillation movement back and forth at a regular speed
Medium Material through which a wave travels
Node A point on a standing wave that has no displacement from the rest position
Antinode A point of maximum amplitude on a standing wave
The distance between two corresponding parts of a wave measured in meters
Wavelength
symbolized as λ
Frequency How many wave peaks pass a certain point per given time measured in Hz
Amplitude the height of a wave's crest
Stationary wave A wave formed by the interference of two waves travelling in opposite directions.
Coherent waves Waves with a constant phase difference
Phase difference difference in phase between two points
The interference that occurs when two waves combine to make a wave with a
Destructive interference
smaller amplitude
The interference that occurs when two waves combine to make a wave with a larger
constructive interference
amplitude
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