JEE Main 22 Jan 2025 Sft-1Medium
Q.Capacitor 40 μF charged to 100 V, dielectric K=2 inserted. Extra charge and ΔU
a
2 mC and 0.2 J
b
8 mC and 2.0 J
c
4 mC and 0.2 J
d
2 mC and 0.4 J
Correct Answer: Option C
The correct solution involves applying the fundamental concept to derive the final value step by step...