Question

identify the different sources available for studying modern Indian history? where are they preserved?

Answer 1

1) primary sources
2) secondary sources
they are preserved in museums, national libraries, etc.

------------------hope it may help ---------------

Answer 2

There are two sources to study history :-

Primary sources
➡ written sources, images, artifacts, oral testimony, official documents, diary entries, newspapers, maps, interviews, archaeological evidences.

Secondary sources
➡ Books, films, photographs, webpage etc.

They are preserved in national libraries and museums.