engineering recuitment PGCIL Junior Technician Trainee (Electrician) Mock Test 2023 Network Theory Network Elements
Find the resistance of a 1 km strip of copper with rectangular cross section 2.5 cm by 0.05 cm, if ρ = 1.75 × 10-8 Ωm.
1
0.04 Ω
2
14 Ω
3
0.14 Ω
4
1.4 Ω