The Capacitance of a Metal Sphere of Radius R Is $\pi \varepsilon _ { 0 } R ^ { 2 }$

Multiple Choice

The capacitance of a metal sphere of radius R is given by

A) $\pi \varepsilon _ { 0 } R ^ { 2 }$
B) $4 \pi \varepsilon _ { o } R ^ { 2 }$
C) $\pi \varepsilon _ { 0 } R$
D) $4 \pi \varepsilon _ { 0 } R$