Exam (elaborations)
2024 OCR A A-Level Physics Exam Paper 2 Questions with Complete Solutions
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Describe how ultrasound scanning is used to obtain diagnostic information about internal structures of a body. - Ans-Pulses of ultrasound (sent into the body) -Wave/ultrasound / pulse/signal is reflected (at the boundary of tissue) -Time of delay used to determine depth/thickness -The fraction ...
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