An electron moves through an electric field of intensity 9 `xx` 103 V`//` m. If the mass of the electron is 9.1 `xx` 10-31 kg, then the acceleration of electron is _____
1.71 `xx` 10-15 m`//` s2
1.6 `xx` 10-15 m`//` s2
1.6 `xx` 1015 m`//` s2
1.58 `xx` 10-14 m`//` s2