बेल-मेटल मिश्र धातु में होते हैं : (A) \( \mathrm{Zn}+\mathrm{Cu} \) (B) \( \mathrm{Cu}+\mathrm{...

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बेल-मेटल मिश्र धातु में होते हैं :
(A) \( \mathrm{Zn}+\mathrm{Cu} \)
(B) \( \mathrm{Cu}+\mathrm{Ni} \)
(C) \( \mathrm{Zn}+\mathrm{Pb} \)
(D) \( \mathrm{Cu}+\mathrm{Sn} \)
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