Prelims G.S. question 27

From UPSC ONLINE ACADEMY’S MOCK SERIES 8

Q.5 Which among the following are positively charged ?

1) Electrons

2) Protons

3) Neutrons

Codes:

A) 1 & 3

B) 2 & 3

C) Only 2

D) 1,2,3

Ans. C