कौन - सी प्रक्रिया और ध्वनि दोनों में घटित नहीं होती है ? - Which process and sound do not occur in both? - Kaun - Si Prakriya Aur Dhwani Dono Me Ghatit Nahin Hoti Hai ? General Science in hindi, Physics Paravartan question answers in hindi pdf dhurvan questions in hindi, Know About Vivartan General Science online test General Science notes in hindi quiz book Apvartan
Incomplete question... Question should be... Which incident does not occur in light and sound