Question

How many electrons must be removed from a body to give it a positive charge of 1.0x0-8 C

Answer 1

Answer:

Using  Q=ne

where Q = charge

n = number of electrons

e = charge on one electron

So, n = Q/e = 1C / 1.6×10  ^−19

= 0.625×10  ^19

 

= 6.25×10  ^18  electrons.

​

​