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| Q. |
Which °fine metals has the maximum thermal conductivity? |
| A. | Iron |
| B. | Aluminium |
| C. | Silver |
| D. | Copper |
| Answer» C. Silver | |
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Explanation: Silver has the best thermal conductivity of 429 W/mK at RT (295K). It isfollowed by copper, gold and aluminium. Metals generally have very good electrical conductivity, that leads to high thermal conductivity. |
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