स्थिर गति से जा रही खुली कार में बैठा एक बालक गेंद को हवा में सीधे ऊपर फेंकता है । गेंद गिरती है ? - A boy sitting in an open car going at a constant speed throws the ball straight up in the air. does the ball fall? - Sthir Gati Se Jaa Rahi Khuli Kaar Me Baitha Ek Balak Gend Ko Hawa Me Sidhe Upar Fenkta Hai . Gend Girati Hai ? General Science in hindi, Physics Uske Samne question answers in hindi pdf Uske Hath Me questions in hindi, Know About Uske Pichhe General Science online test General Science notes in hindi quiz book Uske Bagal Me