Question

An oil drop has 8. 8 x 10-14 C charge How many election
does this oil drop has,
​

Answer 1

Answer:

charge on one electron is 1.60×10

−19

C.

From the formula q=n×e,

The number of electrons n=

1.60×10

−19

6.39×10

−19

=4.

Hence, the number of electrons in the drop is 4.