General Science Kis Dhatu Se Banaya Gaya Mishradhatu Hawai Jahaj Tatha Rel Ke dibbe Me purje Banane Ke Kaam Me Liya Jata Hai .

किस धातु से बनाया गया मिश्रधातु हवाई जहाज तथा रेल के डिब्बे में पुर्जे बनाने के काम में लिया जाता है । - The alloy made from which metal is used to make parts in airplanes and railway coaches. - Kis Dhatu Se Banaya Gaya Mishradhatu Hawai Jahaj Tatha Rel Ke dibbe Me purje Banane Ke Kaam Me Liya Jata Hai . General Science in hindi,  Chemistry Loha question answers in hindi pdf  aluminium questions in hindi, Know About tamba General Science online test General Science notes in hindi quiz book    Inme Se Koi Nahin