Ratio of mass of proton and electron is (a) Infinite (b) 1.8 x 10^3 (c) 1.8 (d) None of these Ratio of mass of proton and electron is (a) Infinite (b) 1.8 x 10^3 (c) 1.8 (d) None of these November 26, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,