railway RRB Technician Grade 1 Mock Test 2024 Physics Current, Resistance and Electricity Resistance and Resistivity
A uniform wire of resistance 100 Ω is cut into 5 parts of equal length and cross-sectional area. These parts are now connected in parallel. The equivalent resistance of the combination is:
1
20 Ω
2
4 Ω
3
500 Ω
4
100 Ω