A soap bubble is given a negative charge, then its radius
Decreases
Increases
Remains unchanged
Nothing can be predicted as information is insufficient
What is static electrical induction ?
A conductor has $14.4 \times {10^{ - 19}}coulombs$ positive charge. The conductor has(Charge on electron $ = 1.6 \times {10^{ - 19}}coulombs$)
What are positive and negative charges ? Which type of charge does electron have ?
Mention the $SI$ unit and value of fundamental charge. Write its smaller units.
Which scientist represented the types of charges ?