CBSE Class 12 Physics 2020 Delhi Set 1 Paper
© examsiri.com
Question : 12 of 37
Marks:
+1,
-0
A copper wire of non-uniform area of crosssection is connected to a d.c. battery. The physical quantity which remains constant along the wire is ______.
Solution:
Resistivity
© examsiri.com
Go to Question: