Question

Charge to mass ratio is called specific charge ratio its value for electron is

Answer 1

$1.76\times 10^{11} C Kg^{-1}$

this is the specific charge ratio for en electron [e/m]

where $e= 1.6\times 10^{-19}C\\ and\\m= 9.11\times 10^{-31} Kg$