The electrostatic force of repulsion between two α -particles of charges 4.0 × 10-19 C each, and separated by a distance of 10-10 cm is(Given ϵ0 = 8.854 × 10-12 N-m2/C2)

The electrostatic force of repulsion between two α -particles of char

1.	The electrostatic force of repulsion between two α -particles of charges 4.0 × 10-19 C each, and separated by a distance of 10-10 cm is(Given ϵ0 = 8.854 × 10-12 N-m2/C2)
A.	57.6 × 10-4 N
B.	28.8 × 10-4 N
C.	14.4 × 10-4 N
D.	3.6 × 10-4 N
Answer» D. 3.6 × 10-4 N