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Question 19M.2.SL.TZ2.3d

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Date May 2019 Marks available [Maximum mark: 1] Reference code 19M.2.SL.TZ2.3d
Level SL Paper 2 Time zone TZ2
Command term Label Question number d Adapted from N/A
d.
[Maximum mark: 1]
19M.2.SL.TZ2.3d

The diagram shows the direction of a sound wave travelling in a metal sheet.

The frequency of the sound wave in the metal is 250 Hz.

(d)

The sound wave in air in (c) enters a pipe that is open at both ends. The diagram shows the displacement, at a particular time T, of the standing wave that is set up in the pipe.

On the diagram, at time T, label with the letter C a point in the pipe that is at the centre of a compression.

[1]

Markscheme

any point labelled C on the vertical line shown below ✔

eg:

Examiners report

This was answered well at both levels.

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