What is called quantization of electric charge ? Write $SI$ unit of electric charge.
What is called electrostatics ?
What is earthing or grounding in household electrical circuit ?
A girl brings a positively charged rod near a thin neutral stream of water from a tap. She observes that the water stream bends towards her. Instead, if she were to bring a negatively charged rod near to the stream, it will
If $10^{9}$ electrons move out of a body to another body every second. how much time is required to get a total charge of $1 \,C$ on the other body?
Why only electron can transfer from one body to another body in frictional electrics ?