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1. |
What is the frequency range of the sound used for ultrasound diathermy? |
A. | 0.1 – 0.7 MHz |
B. | 0.7 – 3.3 MHz |
C. | 3.3 – 5 MHz |
D. | 5 – 15 MHz |
Answer» C. 3.3 ‚Äö√Ñ√∂‚àö√ë‚àö¬® 5 MHz | |