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Electrostatics question

2020 · 3 Sep · Shift 2 · Q50
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Electrostatics question

2020 · 3 Sep · Shift 2 · Q50

JEE MainPhysicsElectrostaticsMCQ+4 / −1
Concentric metallic hollow spheres of radii R and 4R hold charges Q1 and Q2 respectively. Given that surface charge densities of the concentric spheres are equal, the potential difference V(R) – V(4R) is :
  1. A
    3Q24πε0R{{3{Q_2}} \over {4\pi {\varepsilon _0}R}}4πε0​R3Q2​​
  2. B
    3Q14πε0R{{3{Q_1}} \over {4\pi {\varepsilon _0}R}}4πε0​R3Q1​​
  3. C
    3Q116πε0R{{3{Q_1}} \over {16\pi {\varepsilon _0}R}}16πε0​R3Q1​​
  4. D
    Q24πε0R{{{Q_2}} \over {4\pi {\varepsilon _0}R}}4πε0​RQ2​​
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