The conducting spherical shells shown in the figure are connected by a conductor. The capacitance of the system is
The conducting spherical shells shown in the figure are connected by a conductor. The capacitance of the system is
- A
$4\pi {\varepsilon _0}\,\frac{{ab}}{{b - a}}$
- B
$4\pi {\varepsilon _0}\,a$
- C
$4\pi {\varepsilon _0}\,b$
- D
$4\pi {\varepsilon _0}\,\frac{{{a^2}}}{{b - a}}$
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