O-LevelPhysicsWaves5054/21 · May/June 2015 · Q46 Marks
Fig. 4.1 shows a wave on a string. The wave is travelling towards the right. [Figure 4.1]
- (a)Describe the movement of the particles of the string.[2]
- (b)Determine the wavelength of the wave.[1]
- (c)(i)Calculate the frequency of the wave.[2]
- (c)(ii)On Fig. 4.1, draw the string at a time 0.10s later than the time in Fig. 4.1.[1]
This question uses a diagram from the original paper, which isn't shown here. Open the full paper from the past papers archive to see it.
Mark scheme
Marking points from the official mark scheme (May/June 2015). The mark or mark type is shown in brackets.
- [1] oscillate/vibrate stated or described
- [1] transverse movement described
- [1] 0.40 m
- [1] v = fλ or (f =) v/ λ or 2/(b)
- [1] 5.0 Hz
- [1] clear attempt to draw wave moved along 0.20 m to right
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