Answer:
1) 8.1x[tex]10^{-6}[/tex] N
2) 4.0x[tex]10^{1}[/tex] N/C
Explanation:
1) E = F/q ---> F = Eq = (27 N/C) x (3x[tex]10^{-7}[/tex])
= 8.1x[tex]10^{-6}[/tex] N
2) E = [tex]\frac{F}{q}[/tex] = [tex]\frac{2.0X10^{-4} }{5.0X10^{-6} }[/tex]
= 4.0x[tex]10^{1}[/tex] N/C