2. Charge by Induction: Two neutral metallic spheres, one on the right and the o

Question

2. Charge by Induction: Two neutral metallic spheres, one on the right and the other on the left, are touching each other. A positively charged glass rod is brought near the sphere on the left (but not close enough to touch), and then the spheres are separated. After the glass rod is removed...
a.) Is the left sphere carrying a positive, negative, or neutral charge?
b.) Is the right sphere carrying a positive, negative, or neutral charge?
c.) If the sphere on the right had been grounded the whole time, how would your answers change?
d.) If the rod had been allowed to touch the ungrounded sphere, how would your answers change?

Coulomb's Law

Explanation / Answer

left negative charge

right positive charge

neutral

both positive

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