Through What Potential Difference Would an Electron Initially at Rest

Multiple Choice

Through what potential difference would an electron initially at rest need to be accelerated to have its total energy be five times its rest energy? (m_e = 9.11 × 10^-31 kg,c = 3.00 × 10⁸ m/s,and q_e = 1.6 × 10−¹⁹ C)

A) 1.6E-19 V
B) 2.6E+6 V
C) 2.0E+6 V
D) 210 V
E) ​6.8E-3 V