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The figure below shows a standing wave formed when a string of length 1.5 m stretched between two supports is plucked in the middle.

      

The figure below shows a standing wave formed when a string of length 1.5 m stretched between two supports is plucked in the middle.

Q152282019329.png

(i) Explain how the standing wave is formed

(ii) Determine the wavelength of the standing wave

  

Answers


Maurice
(i) Waves produced are reflected at the fixed ends.
Incident and reflected waves interfere constructively at antinodes.

And destructively at nodes.

(ii) m = 2/3×1.5 = 1 m
maurice.mutuku answered the question on August 22, 2019 at 12:31


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