Answer: F =3.218 * 10^-11 N
Explanation: The relationship between electric field intensity and force is given by
F = Eq.
F= Force on electron
E = strength of electric field = 2*10^5
q= magnitude of proton charge = 1.609 * 10^-19c
F = 2* 10^5 * 1 609 * 10^-16
F = 3.218 * 10^-11 N