Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test Physics Current, Resistance and Electricity Drift of Electrons and the Origin of Resistivity
If the mobility of electrons in a metal increases, the resistivity:
1
decreases
2
increases
3
remains constant
4
More than one of the above
5
None of the above