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Sahay Sir > Question Answers > AIIMS Last 24 Years Solved 1996 - 2019 Physics and Chemistry Video Solutions > Physics > Chapter 21 - Capacitors > Two concentric conducting thin spherical shells A and B having radii rA and rB (rB > rA ​) are charged to QA and −QB (∣QB ∣>∣QA∣). The electrical field along a line passing through the centre is

Two concentric conducting thin spherical shells A and B having radii rA and rB (rB > rA ​) are charged to QA and −QB (∣QB ∣>∣QA∣). The electrical field along a line passing through the centre is

Two concentric conducting thin spherical shells A and B having radii rA and rB (rB > rA ​) are charged to QA and −QB (∣QB ∣>∣QA∣). The electrical field along a line passing through the centre is