Why the metal rods can’t be charged by holding them in hands ?
What is earthing or grounding in household electrical circuit ?
A body has $-\, 80$ $micro\, coulomb$ of charge. Number of additional electrons in it will be
Select the correct statement about electric charge
Which is the instrument to detect the charge on the body ? Explain it with diagram.
What is called quantization of electric charge ? Write $SI$ unit of electric charge.