Teaching BPSC बिहार मध्य विद्यालय (6 to 8) शिक्षक भर्ती 4.0 Mock Test Physics Current, Resistance and Electricity Resistance and Resistivity
The resistivity does not change if
1
The material is changed
2
The temperature is changed
3
The shape of the resistor is changed
4
More than one of the above
5
None of the above