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A hollow metal sphere of radius $R = 10 \text{ cm}$ is charged such that the potential on its surface is $V_s = 80 \text{ V}$. What is the potential $V_c$ at the center of the sphere?
- A.$0 \text{ V}$
- B.$40 \text{ V}$
- C.$80 \text{ V}$
- D.$160 \text{ V}$
Show correct answer & step-by-step solution
Correct answer: C — $80 \text{ V}$
Solution
Since inside a conductor, is constant. Thus, .
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