A wave is reflected from a rigid support. The change in phase on reflection will be
After reflection from rigid support , a wave suffers a phase change of
Reflection of wave-fixed end -
1) There is a phase change of for the reflected wave
2) At boundary, same or all of the wave is reflected.
3) When it is reflected from a fixed end, the wave is inverted.
-
Option 1)
This is incorrect
Option 2)
This is incorrect
Option 3)
This is correct
Option 4)
This is incorrect
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Beat frequency is also equal to -------- the frequencies of the source