railway RRB JE (CBT I + CBT II) Mock Test 2024 Electromagnetic Theory Electrostatics Electrostatic Field
Two concentric spherical shells of radius 'R' and '2R' carry equal and opposite uniformly distributed charges over their surfaces as shown in Fig. The electric field inside the surface of the inner shell will be _____.
1
Zero
2
\(\frac{Q}{{16\pi {\varepsilon _o}{R^2}}}\)
3
\(\frac{Q}{{8\pi {\varepsilon _o}{R^2}}}\)
4
\(\frac{Q}{{4\pi {\varepsilon _o}{R^2}}}\)