CAIE A-Level Physics AS 7.2.2 Graphical Representations of Transverse and Longitudinal Waves Questions

Represent transverse and longitudinal waves graphically and identify amplitude, wavelength and compression or rarefaction.

Exam points

Represent transverse and longitudinal waves graphically and identify amplitude, wavelength and compression or rarefaction.

[Maximum number: 1]

The diagram shows the shape at one instant in time of part of a stretched string as a wave travels along it from left to right.

What are the directions of the velocities of the points 1,2 and 3 on the string at this instant in time?

point 1

point 2

point 3

$\rightarrow$

$\leftarrow$

$\rightarrow$

$\uparrow$

$\downarrow$

$\uparrow$

$\downarrow$

$\uparrow$

$\downarrow$

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