What is the ratio of mass of an electron to the mass of a proton?
Options
(a) 1 : 1
(b) 1 : 2
(c) 1 : 3
(d) 1 : 1837
Correct Answer:
1 : 1837
Explanation:
An electron is 1/1837 times lighter than a proton, so otheir mass ratio will be 1 : 1837.