NEET 2015 PatternMedium
Q.A cylindrical capacitor has inner radius 1 mm and outer radius 2 mm. The capacitance per unit length is (1/(4πε₀) = 9 × 10⁹)
a
≈ 0.127 pF/m
b
≈ 0.254 pF/m
c
≈ 0.508 pF/m
d
≈ 1 pF/m
Correct Answer: Option A
The correct solution involves applying the fundamental concept to derive the final value step by step...