Q.10482: ध्वनि तरंगे नहीं चल सकती है ? |
ध्वनि तरंगे नहीं चल सकती है ? - Sound waves cannot travel? - Dhwani Tarange Nahin Chal Sakti Hai ? General Science in hindi, Physics Vayu Me question answers in hindi pdf Lohe Me questions in hindi, Know About Jal Me General Science online test General Science MCQS Online Coaching in hindi quiz book Nirvaat Me
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Piot table ka use kha hota h