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michyy2
michyy2 michyy2
  • 27-07-2016
  • Physics
Answered

Two waves are superposed. one wave has an amplitude of 5 cm, and other has an amplitude of 4 cm. What is the resultant amplitude?

Verified Answer :

AL2006
AL2006 AL2006
  • 28-07-2016

If both waves have the same wavelength, then the amplitude of
their sum could be anything between 1 cm and 9 cm, depending
on the phase angle between them.

If the waves have different wavelengths, then the resultant is a beat
with an amplitude of 9 cm.

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