Question

When a honeybee flies through the air, it develops a charge of +20pc.

Answer 1

Charge, q=+15 pC = 15*10^-12 C

We know, Charge, q= n*e

Where, e= charge on electron=1.6*10^-19 C

So, Number of electrons, n= q/e

=(15*10^-12 C)/(1.6*10^-19 C)= 9.37*10^7 electrons (Ans)