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| Q. |
What is the composition of Globar rod which is used as a source in Mid IR spectroscopy? |
| A. | silicon carbide |
| B. | silver chloride |
| C. | silicon dioxide |
| D. | silver carbide |
| Answer» A. silicon carbide | |
| Explanation: globar is a silicon carbide rod. it is 5mm in diameter and 50mm long. | |
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