Q.10459: એકોસ્ટિક વિજ્ઞાન છે? |
એકોસ્ટિક વિજ્ઞાન છે? - - ekostik wijynan chhe? General Science in Gujarati, Physics question answers in Gujarati pdf questions in Gujarati, Know About General Science online test General Science notes in Gujarati quiz book