Solve this :-
Q.2. Write whether of the following objects are luminous or non-luminous.
1-non luminous
2-luminous
3-non luminous
4-non luminous
5-non luminous
6-luminous
7-non luminous
8-luminous
2-luminous
3-non luminous
4-non luminous
5-non luminous
6-luminous
7-non luminous
8-luminous