The number of electrons in $1.6\, C$ charge will be
${10^{19}}$
${10^{20}}$
$1.1 \times {10^{19}}$
$1.1 \times {10^{2}}$
Why the metal rods can’t be charged by holding them in hands ?
What is called earthing ? Give importance of earthing in wiring.
Why only electron can transfer from one body to another body in frictional electrics ?
Discuss the historical observation of frictional electrics.
A body can be negatively charged by