A positively charged rod is brought near to an uncharged metal sphere. A net negative charge develops on the surface of the metal sphere closest to the positively charged rod.
Why does this happen?
Electrons in the sphere are attracted by the positively charged rod.
Electrons in the sphere are repelled by the positively charged rod.
Positive charges in the sphere are attracted by the positively charged rod.
Positive charges in the sphere are repelled by the positively charged rod.
145 exam-style questions on CIE IGCSE Physics 4.2.1a Positive and negative charge. Each one has a worked solution and a mark scheme showing where the marks go.