A charged rod attracts bits of dry paper, which after touching the rod often jucp away from it rapidly, Expalin

A charged rod attracts bits of dry paper, which after touching the rod often jump away from it rapidly, Explain

If you bring a charged rod near dry cork dust, the rod attracts cork dust and then on touching the rod these cork dust particles are repelled away from the rod. Explain it.

Why does a charged glass rod attract a piece of paper ?

Why does a charged glass rod attract a piece of paper?

why does a charged glass rod attract a piece of paper?

A metal sphere is suspended from a nylon thread. Initially, the metal sphere is uncharged. When a positively charged glass rod is brought close to the metal sphere, the sphere is drawn towards the rod. But if the sphere touches the rod, it suddenly flies away from the rod. Explain, why the sphere is first attracted then repelled?

A metal sphere is suspended from a nylon thread. Initially, the metal sphere is uncharged. When a positively charged glass rod is brought close to the metal sphere, the sphere is drawn towards the rod. But if the sphere touches the rod, it suddenly flies away from the rod. Explain, why the sphere is first attracted then repelled?

A comb run through one's dry hair attracts small bits of paper. This is due