A-Level
EDEXCEL
Physics
January 2023
1 Marks
QP-202301-Physics-U2 · Question 5
Question (excerpt):
5 A bat is an animal that locates objects using a pulse‑echo technique. A bat emits a pulse of sound waves that travel to an object. The bat detects the reflected pulse 6.0 ms later. speed of sound = …
5 A bat is an animal that locates objects using a pulse‑echo technique. A bat emits a pulse of sound waves that travel to an object. The bat detects the reflected pulse 6.0 ms later. speed of sound = …
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