Question

Charge + q on a small conducting sphere S₁ is placed inside a large hollow metallic sphere S₂ having a charge + Q as shown in the figure. The sphere S₁ is then connected to S₂ by a conducting wire. The charge on S₁ will then be–

• A. Q – q
• B. $\frac{q–Q}{2}$
• C. $\frac{q + Q}{2}$
• D. Zero

Answer 1

Answer: (D)

Zero

Answer 2

After joining whole charge of S₁ is transferred to S₂