काँसा निम्न में से किसकी म� – McqOptions

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1.	काँसा निम्न में से किसकी मिश्रधातु है -
A.	ताँबा और जस्ता
B.	टिन और जस्ता
C.	ताँबा और टिन
D.	लोहा और जस्ता
Answer» D. लोहा और जस्ता

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