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Physics · PYQ NEET UG 2019(1)
हिन्दीThe unit of thermal conductivity is:
Correct answer · Option 2
\( \text{Wm}^{-1}\text{K}^{-1} \)
Explanation
Thermal conductivity \( K = \frac{Q \cdot d}{A \cdot \Delta T \cdot t} \), whose SI unit is \( \text{W m}^{-1}\text{K}^{-1} \).
