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| Q. |
Which of the following is not used as pyroelectric material used in pyroelectric transducers in Infrared spectroscopy? |
| A. | triglycine sulphate |
| B. | deutrated triglycine sulphate |
| C. | some polymers |
| D. | tetraglycine sulphate |
| Answer» D. tetraglycine sulphate | |
| Explanation: pyroelectric materials are deutrated triglycine sulphate, triglycine sulphate and some polymers. they give rise to potential when subjected to a heating or cooling effect. | |
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