Subject :Physics Class : Class 8
In this section, each question has two matching lists. Choices for the correct combination of elements from List-I and List-II are given as options A, B, C
and D out of which one is correct.
Code :
----P---- Q---- R---- S
A 3---- 2---- 4---- 1
B 3---- 4---- 2---- 1
C 1---- 3---- 4---- 2
D 4---- 3---- 1---- 2
this answer is messed uphow does protons prevent rustingshould it not be positively charged