Question:

Two conductors have the same resistances at 0°C but their temperature coefficients of resistance are α1 and α2 . The respective temperature coefficients for their series and parallel combinations are : 


                                                         JEE-2024         

Solution:                
Two conductors have the same resistances at 0°C but their temperature coefficients of resistance are α1 and α2 . The respective temperature coefficients for their series and parallel combinations are : JEE-2024

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