MCQOPTIONS
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| 1. |
The MRI (magnetic resonance imaging) body scanners used in hospitals operate with 400 MHz radio frequency The wavelength corresponding to this radio frequency is |
| A. | 0.75 m |
| B. | 0.75 cm |
| C. | 1.5m |
| D. | 2cm |
| Answer» B. 0.75 cm | |