MCQOPTIONS
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| 1. |
Scientists from Britain and UK for the first time used sound waves to “sew” a thread into a piece of fabric. This new technique is called?nHint: You must have heard a solo song on acoustic guitar. |
| A. | Surgical Tweezers |
| B. | Holographic Acoustic Tweezers |
| C. | Optical Tweezers |
| D. | None of them |
| Answer» C. Optical Tweezers | |