Jee Main
Electrostatics
JEE Main 2025 (Online) 8th April Evening Shift
MCQ+4 / -12025
Two metal spheres of radius R and 3R have same surface charge density σ. If they are brought in contact and then separated, the surface charge density on smaller and bigger sphere becomes σ1 and σ2, respectively. The ratio $ \frac{\sigma_1}{\sigma_2} $ is