A singly ionised helium ion (He ) is accelerated from rest through a potential…

PHYSICS · Single correct · AP · Physics 2: Algebra-based · Electric Force Field and Potential · Electric Force Field and Potential

Problem

A singly ionised helium ion (He

^{+}

) is accelerated from rest through a potential difference of

2.0\,\text{kV}

. The kinetic energy gained by the ion is (a)

4.0\,\text{keV}

(b)

1.0\,\text{keV}

(c)

2.0\,\text{keV}

(d)

0.50\,\text{keV}