A-Level
EDEXCEL
Physics
May 2015
1 Marks
QP-201505-Physics-U2 · Question 4
Question (excerpt):
4 The level of detail in an ultrasound scan can be increased by using a A higher frequency. B higher wave speed. C longer pulse duration. D longer wavelength.
4 The level of detail in an ultrasound scan can be increased by using a A higher frequency. B higher wave speed. C longer pulse duration. D longer wavelength.
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